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Where the figures come from

Of 5858 figures in sincere fact claims, 449 name a source, 201 are the speaker's own count, calculation or experience, and 5208 name no source at all. Below, every named source with the figures attributed to it, most-cited first. Back to the overview.

Bill Gates (13)

Proof News (10)

Ted Cruz tax plan (9)

World Health Organization (9)

  • 2014-10-21 · Ebola: What IS Terrifying — between 5 and 10,000 (new cases per week) — projected weekly new Ebola cases · in West Africa · as of 2014-12 · source: World Health Organization · unchecked (00:02:17)
  • 2014-10-21 · Ebola: What IS Terrifying — 70% (percent) — share of Ebola patients isolated (target) · for Ebola patients · in West Africa · as of within 60 days · source: World Health Organization · unchecked (00:02:38)
  • 2014-10-21 · Ebola: What IS Terrifying — 70% (percent) — share of burials made safe (target) · for Ebola burials · in West Africa · as of within 60 days · source: World Health Organization · unchecked (00:02:38)
  • 2014-10-21 · Ebola: What IS Terrifying — 60 days — deadline of the WHO plan · in West Africa · as of 2014-10 · source: World Health Organization · unchecked (00:02:38)
  • 2015-11-12 · Cheez Doodles Guy, Ringo Silver, and Dad Jokes (Pizzamas Day 4) — 44% (percent decline) — maternal deaths (decline) · for maternal deaths · in worldwide · as of over the last 25 years (announced 2015-11-12) · source: World Health Organization · verified (00:00:26)
  • 2017-08-22 · The Causes of Cholera — over 500,000 (people) — people infected with cholera · for population of Yemen · in Yemen · as of 2017 · source: World Health Organization · unchecked (00:01:56)
  • 2017-08-22 · The Causes of Cholera — about half — share of cholera cases who are children · for people infected with cholera · in Yemen · as of 2017 · source: World Health Organization · unchecked (00:01:56)
  • 2024-03-12 · How We End TB — 10 million (people) — people who fall sick with tuberculosis per year · for people · in the world · as of 2024 · source: World Health Organization · unchecked (00:00:58)
  • 2024-03-12 · How We End TB — about 4 million (people) — people with tuberculosis who are never diagnosed per year · for people who fall sick with TB · in the world · as of 2024 · source: World Health Organization · unchecked (00:00:58)

one study (8)

RAND Corporation (8)

Sanders tax plan (8)

  • 2016-04-22 · Clinton vs. Sanders: POLICY IS EXCITING! — 2.2% — additional income tax paid by everybody · for taxpayers · in United States · as of 2016-04-22 (implied: upload date) · source: Sanders tax plan · unchecked (00:01:52)
  • 2016-04-22 · Clinton vs. Sanders: POLICY IS EXCITING! — between $500,000 and $2 million — income range of a new tax bracket · in United States · as of 2016-04-22 (implied: upload date) · source: Sanders tax plan · unchecked (00:01:58)
  • 2016-04-22 · Clinton vs. Sanders: POLICY IS EXCITING! — between $2 million and $10 million — income range of a new tax bracket · in United States · as of 2016-04-22 (implied: upload date) · source: Sanders tax plan · unchecked (00:01:58)
  • 2016-04-22 · Clinton vs. Sanders: POLICY IS EXCITING! — over $10 million — income range of a new tax bracket · in United States · as of 2016-04-22 (implied: upload date) · source: Sanders tax plan · unchecked (00:01:58)
  • 2016-04-22 · Clinton vs. Sanders: POLICY IS EXCITING! — 6.2% — additional payroll tax · for everyone · in United States · as of 2016-04-22 (implied: upload date) · source: Sanders tax plan · unchecked (00:03:40)
  • 2016-04-22 · Clinton vs. Sanders: POLICY IS EXCITING! — $250,000 — income above which Social Security tax would apply again · in United States · as of 2016-04-22 (implied: upload date) · source: Sanders tax plan · unchecked (00:03:52)
  • 2016-04-22 · Clinton vs. Sanders: POLICY IS EXCITING! — 2.2% — additional tax on all capital gains income · in United States · as of 2016-04-22 (implied: upload date) · source: Sanders tax plan · unchecked (00:04:31)
  • 2016-04-22 · Clinton vs. Sanders: POLICY IS EXCITING! — $250,000 — household income above which capital gains are taxed as ordinary income · for households · in United States · as of 2016-04-22 (implied: upload date) · source: Sanders tax plan · unchecked (00:04:31)

Danaher Corporation (6)

A recent study (5)

  • 2013-02-01 · Football For Nerds — two hour and 54 minute (time) — length of the average televised football broadcast · for televised football broadcasts · as of 2013-02-01 (implied: upload date) · source: A recent study · unchecked (00:00:29)
  • 2013-02-01 · Football For Nerds — a full hour (time) — advertisements per average broadcast · for televised football broadcasts · as of 2013-02-01 (implied: upload date) · source: A recent study · unchecked (00:00:29)
  • 2013-02-01 · Football For Nerds — 75 minutes — players milling around or setting up for plays per broadcast · for televised football broadcasts · as of 2013-02-01 (implied: upload date) · source: A recent study · unchecked (00:00:29)
  • 2013-02-01 · Football For Nerds — 11 minutes — time the ball is in play per broadcast · for televised football broadcasts · as of 2013-02-01 (implied: upload date) · source: A recent study · unchecked (00:00:29)
  • 2013-02-01 · Football For Nerds — 15 minutes — station promos, coaches, injuries, celebrations, cheerleaders per broadcast · for televised football broadcasts · as of 2013-02-01 (implied: upload date) · source: A recent study · unchecked (00:00:29)

Donald Trump tax plan (5)

Gates annual letter (2015), as relayed by John (5)

  • 2015-01-27 · Will Life Get Better for the Poor? — 15 years — horizon of the predicted dramatic improvement in the poorest people's lives · for world's poorest people · in the world · as of 2015 · source: Gates annual letter (2015), as relayed by John · unchecked (00:00:10)
  • 2015-01-27 · Will Life Get Better for the Poor? — by half again (fraction) — projected further reduction in global child mortality · for children · in the world · as of next 15 years (resolved: 2015–2030, from the upload date 2015-01-27) · source: Gates annual letter (2015), as relayed by John · unchecked (00:01:09)
  • 2015-01-27 · Will Life Get Better for the Poor? — 14 times (ratio) — relative likelihood of survival of infants breastfed for 6 months · for infants · as of 2015-01-27 (implied: upload date) · source: Gates annual letter (2015), as relayed by John · unchecked (00:01:22)
  • 2015-01-27 · Will Life Get Better for the Poor? — 300,000 (children per year) — child lives that cheap injectable antibiotics could save · for children · as of per year · source: Gates annual letter (2015), as relayed by John · unchecked (00:01:27)
  • 2015-01-27 · Will Life Get Better for the Poor? — a third (fraction) — share of infant deaths preventable by hand-pumped oxygen masks · for infants · as of 2015-01-27 (implied: upload date) · source: Gates annual letter (2015), as relayed by John · unchecked (00:01:31)

The Washington Post (5)

  • 2013-03-22 · How Much is a Human Life Worth? — $500,000 (US dollars) — government payment to the family of a soldier killed in service · for US military families · in United States · as of 2013 · source: The Washington Post · unchecked (00:00:56)
  • 2016-07-26 · El Chapo and Me — one hour (hours/day) — television time allowed to El Chapo per day · for El Chapo · in Juarez prison · as of 2016-07-26 (implied: upload date) · source: The Washington Post · unchecked (00:00:36)
  • 2016-07-26 · El Chapo and Me — 65 days — length of El Chapo's imprisonment in Juarez prison · for El Chapo · in Juarez prison · as of 2016-07-26 (implied: upload date) · source: The Washington Post · unchecked (00:00:36)
  • 2016-07-26 · El Chapo and Me — two (visits) — intimate visits allowed to El Chapo during that imprisonment · for El Chapo · in Juarez prison · as of 2016-07-26 (implied: upload date) · source: The Washington Post · unchecked (00:00:36)
  • 2016-07-26 · El Chapo and Me — two books — books read by El Chapo during his imprisonment · for El Chapo · in Juarez prison · as of 2016-07-26 (implied: upload date) · source: The Washington Post · unchecked (00:00:53)

BP.com calculator (implied) (4)

  • 2007-01-10 · Brotherhood 2.0: January 10, 2007 — 16 (tons of carbon a year) — carbon produced per year · for John Green · as of 2007-01 · source: BP.com calculator (implied) · unchecked (00:00:32)
  • 2007-01-10 · Brotherhood 2.0: January 10, 2007 — 18.58 (tons of carbon a year (implied)) — average carbon produced per person per year · for US average · in United States · as of 2007-01-10 (implied: date said in the video) · source: BP.com calculator (implied) · unchecked (00:00:32)
  • 2007-01-27 · Week 2 Condensed Highlight Reel — 16 (tons of carbon a year) — carbon produced per year · for John Green · as of 2007-01 · source: BP.com calculator (implied) · unchecked (00:02:24)
  • 2007-01-27 · Week 2 Condensed Highlight Reel — 18.58 (tons of carbon per year (unit implied)) — average carbon footprint per person · for people in the United States · in United States · as of 2007-01-27 (implied: upload date) · source: BP.com calculator (implied) · unchecked (00:02:24)

Marginal Abatement Cost Curve (4)

  • 2024-02-09 · My Favorite Climate Graph — 3.75 gigatons — annual US CO2 emissions achievable at zero climate premium · for United States · as of 2024-02-09 (implied: upload date) · source: Marginal Abatement Cost Curve · unchecked (00:01:20)
  • 2024-02-09 · My Favorite Climate Graph — $50 per ton (USD/ton) — climate premium bringing US CO2 emissions below half of peak · for United States · as of 2024-02-09 (implied: upload date) · source: Marginal Abatement Cost Curve · unchecked (00:01:49)
  • 2024-02-09 · My Favorite Climate Graph — 100 (USD/ton) — climate premium at which solar, wind and EV abatement levels off · for United States · as of 2024-02-09 (implied: upload date) · source: Marginal Abatement Cost Curve · unchecked (00:01:55)
  • 2024-02-09 · My Favorite Climate Graph — $200 per ton (USD/ton) — climate premium beyond which direct air capture makes sense · for United States · as of 2024-02-09 (implied: upload date) · source: Marginal Abatement Cost Curve · unchecked (00:02:10)

Melinda French Gates (4)

  • 2016-02-23 · How Energy and Time Change Everything — twice as much — time women spend on unpaid work relative to men · for women · in the world · as of 2016-02-23 (implied: upload date) · source: Melinda French Gates · unchecked (00:02:36)
  • 2017-02-14 · Human Life Is Getting Better. Faster Than Ever Before. — the last 50 years — period in which no country left poverty without expanding contraception access · for countries · in the world · as of 2017-02-14 (implied: upload date) · source: Melinda French Gates · unchecked (00:03:18)
  • 2019-02-12 · Are Textbooks Obsolete? — almost half — share of college students over the age of 25 · for college students · as of 2019-02-12 (implied: upload date) · source: Melinda French Gates · unchecked (00:01:27)
  • 2019-02-12 · Are Textbooks Obsolete? — more than half — share of college students who have a job · for college students · as of 2019-02-12 (implied: upload date) · source: Melinda French Gates · unchecked (00:01:27)

Médecins Sans Frontières (4)

Neisser and Harsch (4)

  • 2010-06-30 · Poopy Nintendo Mystery SOLVED WITH SCIENCE — 1989 (year) — year of the Challenger flashbulb memory study · as of 1989 · source: Neisser and Harsch · unchecked (00:00:30)
  • 2010-06-30 · Poopy Nintendo Mystery SOLVED WITH SCIENCE — three and a half years — delay before the second account was written · for a participant in the Challenger flashbulb memory study · as of 2010-06-30 (implied: date said in the video) · source: Neisser and Harsch · unchecked (00:01:28)
  • 2010-06-30 · Poopy Nintendo Mystery SOLVED WITH SCIENCE — almost everyone (participants) — share of participants who remembered the circumstances three years later · for participants in the Challenger flashbulb memory study · as of 2010-06-30 (implied: date said in the video) · source: Neisser and Harsch · unchecked (00:01:28)
  • 2010-06-30 · Poopy Nintendo Mystery SOLVED WITH SCIENCE — the vast majority (participants) — share of participants whose recollections were wrong · for participants in the Challenger flashbulb memory study · as of 2010-06-30 (implied: date said in the video) · source: Neisser and Harsch · unchecked (00:01:28)

Nerdfighteria Census (4)

  • 2013-06-21 · New Channels, New Songs, and Just Plain News — 130,000 (people) — Nerdfighteria Census 2013 respondents · for Nerdfighteria · as of 2013-06 · source: Nerdfighteria Census · unchecked (00:02:53)
  • 2013-06-21 · New Channels, New Songs, and Just Plain News — 100% (percent) — Nerdfighteria Census 2013 completion rate among starters · for Nerdfighteria · as of 2013-06 · source: Nerdfighteria Census · doubtful (00:02:53)
  • 2015-09-04 · Addicted to Outrage — 24% — share of Nerdfighteria who are college graduates · for Nerdfighteria Census respondents · as of 2014 · source: Nerdfighteria Census · unchecked (00:03:15)
  • 2016-11-09 · My Post-Election Thoughts — 4% (percent) — share who said they would vote for Donald Trump · for Nerdfighters who filled out the 2016 Nerdfighteria Census · as of 2016 · source: Nerdfighteria Census · unchecked (00:01:17)

Tax Policy Center (4)

the internet (4)

  • 2007-01-10 · Brotherhood 2.0: January 10, 2007 — $6 (dollars per ton) — cost to offset carbon emissions · as of 2007-01-10 (implied: date said in the video) · source: the internet · unchecked (00:01:03)
  • 2007-01-27 · Week 2 Condensed Highlight Reel — $6 (US dollars per ton of carbon) — cost of offsetting carbon emissions · as of 2007-01-27 (implied: upload date) · source: the internet · unchecked (00:02:45)
  • 2010-11-08 · Probability 101 — 2,598,960 (hands) — number of possible five-card poker hands · as of 2010-11-08 (implied: upload date) · source: the internet · unchecked (00:03:57)
  • 2010-11-08 · Probability 101 — 123,552 (hands) — number of two-pair poker hands · as of 2010-11-08 (implied: upload date) · source: the internet · unchecked (00:03:57)

The New York Times (4)

  • 2013-04-23 · DOCTOR GREEN — number one (rank) — rank on the New York Times bestseller list · for The Fault in Our Stars · as of 2013-04-23 · source: The New York Times · unchecked (00:02:22)
  • 2013-04-23 · DOCTOR GREEN — number two (rank) — rank on the New York Times bestseller list · for The Perks of Being a Wallflower · as of 2013-04-23 · source: The New York Times · unchecked (00:02:22)
  • 2017-12-05 · On the Movies — 7 weeks — consecutive weeks as No. 1 New York Times bestseller · for Turtles All the Way Down · as of 2017-12-05 · source: The New York Times · unchecked (00:03:28)
  • 2024-08-23 · Is Google Training AI on YouTube Videos? — billions of dollars (USD) — statutory and actual damages sought · for OpenAI · as of 2024-08-23 (implied: upload date) · source: The New York Times · unchecked (00:08:24)

UN (4)

a (3)

a group of scientists and economists (1997) (3)

  • 2010-01-11 · Ecosystem Services 101 with Hank — about 33 trillion dollars (USD) — estimated value of the world's ecosystem services · in the world · as of 1997 · source: a group of scientists and economists (1997) · unchecked (00:02:18)
  • 2010-01-11 · Ecosystem Services 101 with Hank — about two times (ratio) — value of global ecosystem services relative to the world economy · in the world · as of 1997 · source: a group of scientists and economists (1997) · unchecked (00:02:18)
  • 2010-01-11 · Ecosystem Services 101 with Hank — about the same amount of money as exists in the current global economy (USD) — value of topsoil creation · in the world · as of 2010-01-11 (implied: date said in the video) · source: a group of scientists and economists (1997) · unchecked (00:02:47)

Alexandre Daly (3)

  • 2021-05-14 · This Vlogbrothers Stat Blew My Mind — 600 (transcripts) — Vlogbrothers video transcripts on the Nerdfighteria wiki per brother · for John's and Hank's videos each · as of 2021-05-14 (implied: upload date) · source: Alexandre Daly · unchecked (00:00:10)
  • 2021-05-14 · This Vlogbrothers Stat Blew My Mind — 759 (words) — average words spoken per Vlogbrothers video · for John's videos · as of 2021-05-14 (implied: upload date) · source: Alexandre Daly · unchecked (00:00:10)
  • 2021-05-14 · This Vlogbrothers Stat Blew My Mind — 759 (words) — average words spoken per Vlogbrothers video · for Hank's videos · as of 2021-05-14 (implied: upload date) · source: Alexandre Daly · unchecked (00:00:10)

analysts (3)

  • 2007-11-07 · November 7: Discussing the Political Situation in Pakistan — up to 40% (percent of the vote) — possible vote share of radical Islamic political parties in a free vote · for Pakistani voters · in Pakistan · as of 2007-11 · source: analysts · unchecked (00:02:25)
  • 2009-01-04 · Israel. Gaza. PUPPY! — about 90% (percent) — share of Hamas budget spent on social welfare programs · as of 2009 · source: analysts · unchecked (00:02:29)
  • 2009-01-04 · Israel. Gaza. PUPPY! — 10% (percent) — share of Hamas budget spent on weapons · as of 2009 · source: analysts · unchecked (00:02:29)

CBS 2 News (Susan Carlson) (3)

  • 2008-08-21 · INTERNET SENSATION B$%CH — 13.5 million (viewers) — total viewers of the brothers' videos · in YouTube · as of 2008-08 · source: CBS 2 News (Susan Carlson) · unchecked (00:01:43)
  • 2008-08-21 · INTERNET SENSATION B$%CH — about 400 (young adults) — crowd size at the brothers' library event · in Harold Washington Library, Chicago · as of 2008-08-08 · source: CBS 2 News (Susan Carlson) · unchecked (00:02:08)
  • 2008-08-21 · INTERNET SENSATION B$%CH — over two hours — longest wait to meet the brothers · in Harold Washington Library, Chicago · as of 2008-08-08 · source: CBS 2 News (Susan Carlson) · unchecked (00:02:08)

Clinton tax plan (3)

  • 2016-04-22 · Clinton vs. Sanders: POLICY IS EXCITING! — $5 million — income threshold of Clinton's proposed new top tax bracket · for individuals · in United States · as of 2016-04-22 (implied: upload date) · source: Clinton tax plan · unchecked (00:01:32)
  • 2016-04-22 · Clinton vs. Sanders: POLICY IS EXCITING! — 43.6% — proposed tax rate on income over $5 million · in United States · as of 2016-04-22 (implied: upload date) · source: Clinton tax plan · unchecked (00:01:32)
  • 2016-04-22 · Clinton vs. Sanders: POLICY IS EXCITING! — $1,200 — proposed tax credit for caregivers · for caregivers · in United States · as of 2016-04-22 (implied: upload date) · source: Clinton tax plan · unchecked (00:05:00)

Federal Trade Commission (3)

  • 2019-03-01 · I Get a Robocall While Making a Video About Robocalls — more mobile phone calls attempting to defraud people than there will be mobile phone calls not attempting to defraud people — fraudulent vs non-fraudulent mobile phone calls (forecast) · for mobile phone calls · in United States · as of 2019 · source: Federal Trade Commission · unchecked (00:00:00)
  • 2019-03-01 · I Get a Robocall While Making a Video About Robocalls — about $400 (USD) — money a scammer gets per successful phone fraud · for phone fraud victims · in United States · as of 2019-03-01 (implied: upload date) · source: Federal Trade Commission · unchecked (00:01:27)
  • 2019-03-01 · I Get a Robocall While Making a Video About Robocalls — over a billion dollars (USD) — total money stolen by phone scams · for phone fraud victims · in United States · as of 2019-03-01 (implied: upload date) · source: Federal Trade Commission · unchecked (00:01:27)

Google (3)

  • 2008-05-22 · Adorable Puppy Injury!!!! — five minutes — time for caffeine to take effect · as of 2008-05-22 (implied: upload date) · source: Google · unchecked (00:01:01)
  • 2008-05-22 · Adorable Puppy Injury!!!! — thirty minutes — time to peak caffeine effect · as of 2008-05-22 (implied: upload date) · source: Google · unchecked (00:01:01)
  • 2020-03-10 · A Strong but Fleeting Flavor: A Reunion Video — thirty first of march eighteen fifty five (date) — date of death · for Charlotte Brontë · as of 2020-03-10 (implied: upload date) · source: Google · unchecked (00:02:55)

Hank's wolf-biologist friend (3)

  • 2025-04-18 · This one's for your mom — 3% or 4% — share of the genome that is Neanderthal DNA · for some people · as of 2025-04-18 (implied: upload date) · source: Hank's wolf-biologist friend · unchecked (00:02:57)
  • 2025-04-18 · This one's for your mom — 12 — population of purebred red wolves before captive breeding · for red wolves · as of 2025-04-18 (implied: upload date) · source: Hank's wolf-biologist friend · unchecked (00:03:57)
  • 2025-04-18 · This one's for your mom — 30 percent (%) — share of DNA that cannot be accounted for · for wild wolf hybrids called ghost wolves · as of 2025-04-18 (implied: upload date) · source: Hank's wolf-biologist friend · unchecked (00:04:22)

MSF study (3)

Nerdfighteria Census 2015 (3)

  • 2015-09-04 · Addicted to Outrage — three years — change in Nerdfighteria's age over one year (census respondents) · for Nerdfighteria Census respondents · as of 2015 · source: Nerdfighteria Census 2015 · unchecked (00:03:15)
  • 2015-09-04 · Addicted to Outrage — 33% — share of Nerdfighteria who are college graduates · for Nerdfighteria Census respondents · as of 2015 · source: Nerdfighteria Census 2015 · unchecked (00:03:15)
  • 2015-09-04 · Addicted to Outrage — the vast majority — share of census respondents who have suggested Crash Course to friends or family · for Nerdfighteria Census respondents · as of 2015 · source: Nerdfighteria Census 2015 · unchecked (00:03:23)

Population Reference Bureau (3)

  • 2022-10-11 · Most People Have Never Been 20 — between 10 and 100 CE — birth date of the median human ever born · for humans · in the world · as of 2022-10-11 (implied: upload date) · source: Population Reference Bureau · unchecked (00:00:58)
  • 2022-10-11 · Most People Have Never Been 20 — about 2,000 years ago — birth date of the median human ever born · for humans · in the world · as of 2022-10-11 (implied: upload date) · source: Population Reference Bureau · unchecked (00:00:58)
  • 2022-10-11 · Most People Have Never Been 20 — 10 or 12 — life expectancy at birth · for people in Iron Age France · in France · as of Iron · source: Population Reference Bureau · unchecked (00:02:26)

researchers (3)

Tax Foundation (3)

the Bible (3)

  • 2012-05-15 · Religion and Gay Marriage — 18 (women) — number of wives of King David · for King David · as of 2012-05-15 (implied: date said in the video) · source: the Bible · unchecked (00:00:17)
  • 2012-05-15 · Religion and Gay Marriage — seven hundred (women) — number of wives of Solomon · for Solomon · as of 2012-05-15 (implied: date said in the video) · source: the Bible · unchecked (00:00:17)
  • 2012-05-15 · Religion and Gay Marriage — three hundred (concubines) — number of concubines of Solomon · for Solomon · as of 2012-05-15 (implied: date said in the video) · source: the Bible · unchecked (00:00:17)

the most recent estimate (3)

  • 2025-04-15 · Chatting with ... a U.S. Senator? — 1.25 million — deaths from tuberculosis per year · for people worldwide · in the world · as of 2025-04-15 (implied: upload date) · source: the most recent estimate · unchecked (00:15:51)
  • 2025-04-15 · Chatting with ... a U.S. Senator? — 2 million — projected deaths from tuberculosis per year within two years if funding is not restored · for people worldwide · in the world · as of 2025-04-15 (implied: upload date) · source: the most recent estimate · unchecked (00:15:51)
  • 2025-04-15 · Chatting with ... a U.S. Senator? — 750 000 — projected increase in annual tuberculosis deaths if funding is not restored · for people worldwide · in the world · as of 2025-04-15 (implied: upload date) · source: the most recent estimate · unchecked (00:15:51)

the narrative John heard when young (3)

  • 2026-09-08 · The Life Expectancy Lies That Won't Die — under 40 (years) — life expectancy · for humans before the scientific revolution · as of 2026-09-08 (implied: upload date) · source: the narrative John heard when young · unchecked (00:00:29)
  • 2026-09-08 · The Life Expectancy Lies That Won't Die — between 30 and 35 (years) — life expectancy at birth · for humans in Paleolithic times · as of 2026-09-08 (implied: upload date) · source: the narrative John heard when young · unchecked (00:00:29)
  • 2026-09-08 · The Life Expectancy Lies That Won't Die — around 33 (years) — life expectancy at birth · for population of Britain · in Britain · as of 18th-century · source: the narrative John heard when young · unchecked (00:00:29)

YouTube (3)

YouTube demographics feature (3)

  • 2008-05-20 · Guys Love Giraffe Love — 296 (videos) — number of Vlogbrothers videos · for Vlogbrothers channel · as of 2008-05 · source: YouTube demographics feature · unchecked (00:01:10)
  • 2008-05-20 · Guys Love Giraffe Love — 294 (videos) — videos watched by more women than men · for Vlogbrothers channel · as of 2008-05 · source: YouTube demographics feature · unchecked (00:01:10)
  • 2008-05-20 · Guys Love Giraffe Love — two (videos) — videos watched by more men than women · for Vlogbrothers channel · as of 2008-05 · source: YouTube demographics feature · unchecked (00:01:10)

2004 Ohio rigging claim (2)

2018 study cited by The New York Times (2)

  • 2021-08-27 · Is it Better Not to Know? — 20,000 — number of uses an organic cotton tote needs to offset the overall impact of its production · for organic cotton tote bags · as of 2021-08-27 (implied: upload date) · source: 2018 study cited by The New York Times · unchecked (00:00:04)
  • 2021-08-27 · Is it Better Not to Know? — 54 (years) — years of daily use equal to 20,000 uses of an organic cotton tote · for organic cotton tote bags · as of 2021-08-27 (implied: upload date) · source: 2018 study cited by The New York Times · unchecked (00:00:04)

a claim going around (2)

  • 2021-07-09 · Wrong on the Internet — 90% — share of emissions produced by 50 companies · for emissions · as of 2021-07-09 (implied: upload date) · source: a claim going around · unchecked (00:01:30)
  • 2021-07-09 · Wrong on the Internet — 50 — number of companies said to produce most emissions · for companies · as of 2021-07-09 (implied: upload date) · source: a claim going around · unchecked (00:01:30)

a number of big recent studies (2)

  • 2014-02-04 · Should We Raise the Minimum Wage? — 10 percent — minimum wage increase (scenario in the studies) · as of 2014 · source: a number of big recent studies · unchecked (00:02:18)
  • 2014-02-04 · Should We Raise the Minimum Wage? — about 2.5 percent — reduction in the number of people in poverty per 10% minimum wage rise · for people in poverty · as of 2014 · source: a number of big recent studies · unchecked (00:02:18)

a study on anchoring bias (2)

  • 2011-07-06 · John Green is an IDIOT! And so are you. — 15 (number (wheel value)) — estimates of the number of countries in Africa by participants who spun 15 ('numbers close to 15') · for participants in an anchoring study · as of 2011-07-06 (implied: upload date) · source: a study on anchoring bias · doubtful (00:02:00)
  • 2011-07-06 · John Green is an IDIOT! And so are you. — 65 (number (wheel value)) — estimates of the number of countries in Africa by participants who spun 65 ('closer to 65') · for participants in an anchoring study · as of 2011-07-06 (implied: upload date) · source: a study on anchoring bias · doubtful (00:02:00)

American Library Association (2)

  • 2016-04-12 · On the Banning of Looking for Alaska — the most challenged book — rank on the list of most challenged books · for books challenged in schools and libraries · in United States · as of 2015 · source: American Library Association · unchecked (00:00:01)
  • 2016-04-12 · On the Banning of Looking for Alaska — 6th — rank of the Bible on the list of most challenged books · for books challenged in schools and libraries · in United States · as of 2015 · source: American Library Association · unchecked (00:00:41)

announced (source not named) (2)

Big History (Crash Course) (2)

  • 2014-05-20 · Deserving — 99.9% (percent) — share of the solar system's matter taken up by the Sun as it formed · in Solar System · as of 2014-05-20 (implied: date said in the video) · source: Big History (Crash Course) · unchecked (00:02:20)
  • 2014-05-20 · Deserving — .1% (percent) — share of the solar system's matter outside the Sun · in Solar System · as of 2014-05-20 (implied: date said in the video) · source: Big History (Crash Course) · unchecked (00:02:20)

Daniel Biss (via John) (2)

  • 2007-02-09 · Brotherhood 2.0: February 9, 2007 — 83 (years) — average age at death of a 70-year-old · for people aged 70 · as of 2007-02 · source: Daniel Biss (via John) · unchecked (00:00:33)
  • 2007-02-09 · Brotherhood 2.0: February 9, 2007 — closer to 82 than they are to 70 (years) — age at which most 70-year-olds die · for people aged 70 · as of 2007-02 · source: Daniel Biss (via John) · unchecked (00:00:33)

Elon Musk (2)

experts (2)

  • 2023-07-11 · Barely Contained Rage: An Open Letter to Johnson & Johnson — up to six million (people) — people unable to afford bedaquiline during the extension · for people with tuberculosis · in many countries · as of 2023-07-11 (implied: upload date) · source: experts · unchecked (00:03:53)
  • 2024-03-12 · How We End TB — between 5 and 15 (people) — people infected per year by a person with active untreated TB · for people with active untreated TB · as of 2024-03-12 (implied: upload date) · source: experts · unchecked (00:01:27)

Ezra Klein (2)

  • 2025-02-07 · What Trump's Doing — the narrowest majority in the House since there have been 50 states (rank) — size of the governing party's House majority · for US House of Representatives · in United States · as of 2025 · source: Ezra Klein · unchecked (00:02:42)
  • 2025-02-07 · What Trump's Doing — a higher disapproval rating than any incoming president since we started doing polling (rank) — disapproval rating of an incoming president · for US presidents · in United States · as of 2025 · source: Ezra Klein · unchecked (00:02:42)

Gallup (2)

Global Fund to Fight AIDS, Tuberculosis and Malaria (2)

  • 2024-01-16 · The Bank of Nerdfighteria — $32 million (USD) — estimated savings from Danaher's TB test price reduction over the next three years · for tuberculosis testing programmes · as of 2024-01 · source: Global Fund to Fight AIDS, Tuberculosis and Malaria · unchecked (00:04:15)
  • 2024-01-16 · The Bank of Nerdfighteria — millions — additional people able to get accurate, fast TB tests · for people needing TB tests · as of 2024-01 · source: Global Fund to Fight AIDS, Tuberculosis and Malaria · unchecked (00:04:15)

graph shown on screen (source unnamed) (2)

  • 2013-05-31 · Optimism is Not Insane — better off (direction of change) — health and wealth of every country, 1900 to 2011 · for every country · in the world · as of 2011 · source: graph shown on screen (source unnamed) · unchecked (00:01:51)
  • 2013-05-31 · Optimism is Not Insane — doing better now than the United States was in 1900 (comparison) — health and wealth of some African countries now vs the United States in 1900 · for some African countries · in Africa · as of 2011 · source: graph shown on screen (source unnamed) · unchecked (00:01:51)

Hank Green (2)

  • 2021-10-12 · Fine, I'll take the bait. — around 120 (mph) — top speed any human had traveled until about 100 years ago · for humans · as of 2021-10-12 (implied: upload date) · source: Hank Green · unchecked (00:00:29)
  • 2022-11-29 · The Weight of Life — over 90 (%) — share of mammal biomass that is humans and livestock · for humans and livestock · in the world · as of 2022-11-29 (implied: upload date) · source: Hank Green · unchecked (00:00:00)

headline (2)

  • 2019-06-21 · How to Lie While Telling the Truth — ten times — pollution released by Carnival cruise ships relative to all cars · for cars in Europe · in Europe · as of 2019-06-21 (implied: upload date) · source: headline · unchecked (00:02:13)
  • 2022-08-30 · How to Buy Good Art for Less Than $100,000,000 — a billion dollars (USD) — expected auction total of Paul Allen's art collection · for Paul Allen's art collection · as of 2022-08-30 (implied: date said in the video) · source: headline · unchecked (00:00:00)

Internet Archive (2)

  • 2013-03-08 · ONE MILLION NERDFIGHTERS! — just under 10,000 (subscribers) — Vlogbrothers YouTube channel subscribers · as of December 1st, 2007 · source: Internet Archive · unchecked (00:00:29)
  • 2013-03-08 · ONE MILLION NERDFIGHTERS! — 11 months — time since the Vlogbrothers started making videos · as of December 1st, 2007 · source: Internet Archive · unchecked (00:00:29)

interviewer of Seth Godin (question relayed by Hank) (2)

  • 2007-10-11 · October 11th National Coming Out Day — 175,000 (books per year) — books published per year · in America · as of 2007-10-11 (implied: date said in the video) · source: interviewer of Seth Godin (question relayed by Hank) · unchecked (00:00:09)
  • 2007-10-11 · October 11th National Coming Out Day — one (books per year) — books bought per person per year · for average person · in America · as of 2007-10-11 (implied: date said in the video) · source: interviewer of Seth Godin (question relayed by Hank) · unchecked (00:00:09)

IPCC report (2)

  • 2021-08-13 · How We Fix the Climate — 2 degrees Celsius (degrees celsius) — maximum global temperature increase to avoid the worst consequences · for world · as of 2021-08-13 (implied: upload date) · source: IPCC report · unchecked (00:00:58)
  • 2021-08-13 · How We Fix the Climate — a little less than 4 degrees Fahrenheit (degrees fahrenheit) — maximum global temperature increase to avoid the worst consequences · for world · as of 2021-08-13 (implied: upload date) · source: IPCC report · unchecked (00:00:58)

James Ussher (2)

Jesse Jenkins's models (2)

Katie Mack (2)

  • 2024-06-04 · how it all ends — about a billion years — time until the Sun boils Earth's oceans · for Sun · in Earth · as of 2024-06-04 (implied: upload date) · source: Katie Mack · unchecked (00:01:56)
  • 2024-06-04 · how it all ends — hundreds of thousands of times — density of the Sun's future white dwarf relative to Earth · for Sun · as of 2024-06-04 (implied: upload date) · source: Katie Mack · unchecked (00:02:26)

Kurt Vonnegut, Fates Worse Than Death (2)

  • 2007-04-12 · Brotherhood 2.0: April 12th: A Eulogy for Vonnegut — three miles — length of Lake Maxinkuckee · in Lake Maxinkuckee, northern Indiana · as of 2007-04-12 (implied: date said in the video) · source: Kurt Vonnegut, Fates Worse Than Death · unchecked (00:00:41)
  • 2007-04-12 · Brotherhood 2.0: April 12th: A Eulogy for Vonnegut — two and a half miles — width of Lake Maxinkuckee at its widest · in Lake Maxinkuckee, northern Indiana · as of 2007-04-12 (implied: date said in the video) · source: Kurt Vonnegut, Fates Worse Than Death · unchecked (00:00:41)

later studies (2)

  • 2020-05-26 · you'll never know — 150,000 (deaths) — estimated deaths, lower bound · for 2009 H1N1 flu pandemic · as of 2009 · source: later studies · unchecked (00:02:55)
  • 2020-05-26 · you'll never know — half a million (deaths) — estimated deaths, upper bound · for 2009 H1N1 flu pandemic · as of 2009 · source: later studies · unchecked (00:02:55)

Maureen's agent (2)

  • 2010-02-10 · HOW TO GET AN AGENT — 3,500 (query letters) — query letters received by Maureen's agent in a year · as of last year (2009) · source: Maureen's agent · unchecked (00:01:32)
  • 2010-02-10 · HOW TO GET AN AGENT — two (clients) — clients taken on from those query letters · as of last year (2009) · source: Maureen's agent · unchecked (00:01:32)

Nate Silver (2)

  • 2013-01-01 · Why Does Congress Suck? — 103 (districts) — number of US congressional swing districts · in United States · as of 20 years before 2013 · source: Nate Silver · unchecked (00:02:05)
  • 2013-01-01 · Why Does Congress Suck? — 35 (districts) — number of US congressional swing districts · in United States · as of 2013 · source: Nate Silver · unchecked (00:02:05)

one estimate (2)

  • 2025-02-11 · What's at Stake — one out of every seven — share of all humans ever born killed by the disease · for all humans who have ever lived · as of 2025-02-11 (implied: upload date) · source: one estimate · unchecked (00:02:26)
  • 2025-03-18 · ITS ALL HAPPENING — 30% (percent) — projected increase in drug-resistant tuberculosis over the next couple of years · for drug-resistant tuberculosis cases · as of 2025-03-18 (implied: upload date) · source: one estimate · unchecked (00:03:20)

one recent estimate (2)

  • 2025-06-10 · 90,000,000 Lives for $20 — 1.3 million (deaths) — annual deaths from tuberculosis · for all people · in the world · as of 2025 · source: one recent estimate · unchecked (00:00:00)
  • 2025-06-10 · 90,000,000 Lives for $20 — 2 million (deaths) — projected annual deaths from tuberculosis within five years · for all people · in the world · as of 2030 · source: one recent estimate · unchecked (00:00:00)

PEN America (2)

  • 2024-12-17 · About THAT Scene in Looking for Alaska — second — rank among most banned books · for books · in United States · as of 2024-12-17 (implied: upload date) · source: PEN America · unchecked (00:00:00)
  • 2025-12-16 · John Green's Brother — the most banned — book-ban ranking · for books · in United States · as of the last four years (resolved: 2021–2025, from the upload date 2025-12-16) · source: PEN America · unchecked (00:00:58)

people (2)

  • 2015-07-10 · How to Get to Pluto: From a Waterpark — like 4 billion years ago (years before present) — time of the Solar-System-changing event in which Neptune and Uranus switched places · in Solar System · as of 2015-07-10 (implied: upload date) · source: people · unchecked (00:01:11)
  • 2015-07-10 · How to Get to Pluto: From a Waterpark — like thousands (Pluto-sized bodies) — number of Pluto-sized bodies possibly destroyed in that event · in Solar System · as of 2015-07-10 (implied: upload date) · source: people · unchecked (00:01:11)

Phantom Time Hypothesis (2)

recent surveys (2)

  • 2014-12-30 · Racism in the United States: By the Numbers — about 75% (percent) — share of white Americans who do not think there is racial bias in the criminal justice system · for white Americans · in United States · as of recent surveys · source: recent surveys · unchecked (00:00:12)
  • 2014-12-30 · Racism in the United States: By the Numbers — a slight majority (share) — share of white Americans who don't think racism is a significant problem in America · for white Americans · in United States · as of recent surveys · source: recent surveys · unchecked (00:00:12)

reporter (2)

Rotten Tomatoes (2)

Save the Children (2)

  • 2022-02-25 · When You Can't Fix Everything… — nearly 200 million — children supported by Save the Children · for children · in worldwide · as of 2020 · source: Save the Children · unchecked (00:01:37)
  • 2022-02-25 · When You Can't Fix Everything… — 12 million — children helped to gain access to quality education by Save the Children · for children · in worldwide · as of 2020 · source: Save the Children · unchecked (00:01:37)

Social Security Administration (2)

  • 2025-01-28 · This Is Not Normal — 99.1% (percent) — chance of living to age 20 · for people born now · in United States · as of 2025 · source: Social Security Administration · unchecked (00:01:56)
  • 2025-03-07 · How Social Security Fraud Actually Works — tens of millions — people over 100 years old in the Social Security database · for people in the Social Security database · in United States · as of 2023 · source: Social Security Administration · doubtful (00:03:53)

some estimates (2)

  • 2011-08-10 · Understanding America's Debt Problem — half (share of currency) — share of US dollars in circulation that circulate outside the US · in outside the United States · as of 2011 · source: some estimates · unchecked (00:03:20)
  • 2025-10-28 · Elon Cancelled This...Let's Do it Anyway — around 3% — share of people with active TB · for population · in Guimaras · as of 2025-10-28 (implied: upload date) · source: some estimates · unchecked (00:03:24)

some people (2)

Statista (2)

  • 2025-01-28 · This Is Not Normal — about 46% (percent) — share of people born who died before age five · for people born · in United States · as of 1800 · source: Statista · unchecked (00:00:58)
  • 2025-01-28 · This Is Not Normal — 43% (percent) — share of people born who died before age five · for people born · in United States · as of 1840 · source: Statista · unchecked (00:00:58)

Stop TB Partnership (2)

  • 2023-09-05 · I Ain't Even Here, Sergeant. I'm in Cheyenne, Wyoming. — over 50% (percent) — drop in the price of bedaquiline due to generic competition · for bedaquiline buyers · in most countries with high rates of tuberculosis · as of 2023-09-05 (implied: upload date) · source: Stop TB Partnership · unchecked (00:00:40)
  • 2025-10-01 · Real Reasons for Hope — less than $300 (USD) — cost of curing multidrug-resistant tuberculosis per person · for people with MDR-TB · as of 2025 · source: Stop TB Partnership · unchecked (00:01:56)

Tesla, Inc. (2)

  • 2019-06-21 · How to Lie While Telling the Truth — 2.87 million (miles) — miles driven per accident with Autopilot engaged · for Tesla cars · as of 2019-06-21 (implied: upload date) · source: Tesla, Inc. · unchecked (00:01:01)
  • 2019-06-21 · How to Lie While Telling the Truth — 1.76 (miles) — miles driven per accident without Autopilot · for Tesla cars · as of 2019-06-21 (implied: upload date) · source: Tesla, Inc. · doubtful (00:01:01)

the news (2)

United Nations (as cited by John) (2)

United States Census Bureau (2)

  • 2017-01-10 · What Is the Real Unemployment Rate? — 60,000 (households) — households surveyed each month for unemployment · in United States · as of 2017-01-10 (implied: upload date) · source: United States Census Bureau · unchecked (00:02:17)
  • 2025-03-07 · How Social Security Fraud Actually Works — roughly 86,000 — Americans over the age of 100 · for Americans · in United States · as of 2025-03-07 (implied: upload date) · source: United States Census Bureau · unchecked (00:05:04)

United States Constitution (2)

  • 2009-07-11 · Chewbacca for President! Let the Wookie Win! — at least 35 years old — minimum age to be US president · for US presidents · in United States · as of 2009-07-10 (implied: date said in the video) · source: United States Constitution · unchecked (00:00:00)
  • 2009-07-11 · Chewbacca for President! Let the Wookie Win! — at least 14 years — minimum US residency to be US president · for US presidents · in United States · as of 2009-07-10 (implied: date said in the video) · source: United States Constitution · unchecked (00:00:00)

University of Chicago study (2)

  • 2014-12-30 · Racism in the United States: By the Numbers — 50% fewer (percent) — callbacks for identical resumes with stereotypically black names relative to stereotypically white names · for job applicants (resume study) · in United States · as of 2004 · source: University of Chicago study · unchecked (00:01:42)
  • 2014-12-30 · Racism in the United States: By the Numbers — thousands (resumes) — number of resumes submitted in the study · in United States · as of 2004 · source: University of Chicago study · unchecked (00:01:42)

unnamed source Lex looked up (2)

  • 2016-11-18 · Are Pets Ethical? — eight to twelve years — lifespan of a rabbit · for domesticated rabbits · as of 2016-11-18 (implied: date said in the video) · source: unnamed source Lex looked up · unchecked (00:02:13)
  • 2016-11-18 · Are Pets Ethical? — one to two years — lifespan of a rabbit · for wild rabbits · as of 2016-11-18 (implied: date said in the video) · source: unnamed source Lex looked up · unchecked (00:02:13)

Wikipedia (2)

  • 2007-08-20 · August 20th: Winner, South Dakota — just over 3,000 (people) — population · for residents · in Winner, South Dakota · as of 2007-08-20 (implied: date said in the video) · source: Wikipedia · unchecked (00:00:54)
  • 2013-04-23 · DOCTOR GREEN — 1758 (year) — year of the honorary degree after which Benjamin Franklin called himself Dr. Franklin · for Benjamin Franklin · in College of William and Mary · as of 2013-04-23 (implied: upload date) · source: Wikipedia · doubtful (00:01:32)

a 2008 study about hand dryers (1)

  • 2010-01-08 · GUS HAS NO FUZZ! — way more bacteria on your hands than if you just don't wash them at all — bacteria on hands after hand-dryer use vs no washing · for people using hand dryers · as of 2008 · source: a 2008 study about hand dryers · doubtful (00:00:29)

a 2009 study (1)

  • 2018-02-13 · What Can't a Billion Dollars Buy? — 1.2 million (lives) — lives saved by the US AIDS treatment programme · for developing world · as of 2009 · source: a 2009 study · unchecked (00:03:16)

a 2017 study (1)

  • 2019-07-30 · The Mexican Repatriation — either had no effect on unemployment or else made it slightly worse — effect of the deportations on unemployment · in United States · as of 1930s · source: a 2017 study · unchecked (00:01:20)

a debunked study (1)

a fairly famous study (1)

  • 2020-06-05 · So Much to Do — 50 bucks (USD) — amount given to participants · for study participants · as of 2020-06-05 (implied: upload date) · source: a fairly famous study · unchecked (00:18:42)

a hadith (per John), not the Quran (1)

  • 2012-02-07 · 10 Misconceptions Debunked! — 72 (virgins) — virgins said to await each martyr in heaven (the misconception) · for martyrs · as of 2012-02-07 (implied: upload date) · source: a hadith (per John), not the Quran · unchecked (00:00:11)

a huge body of data (1)

a landmark study completed in 1985 (1)

  • 2011-06-27 · My Hairy Ball of Anxious Anxiety — most common emotion (rank) — most common emotion felt in dreams (anxiety) · for dreamers studied · as of 1985 · source: a landmark study completed in 1985 · unchecked (00:00:53)

a new report (1)

a nice detailed report that I found on the internet (1)

  • 2012-11-09 · The Stadium of Representatives: The End of B20 Week :-( — one representative each — House seats each named state would lose if Puerto Rico became a state · in Florida, Washington, Texas, California, Minnesota · as of 2012 · source: a nice detailed report that I found on the internet · unchecked (00:02:55)

a recent poll (1)

a recent study (unnamed) (1)

  • 2007-12-06 · Dec. 6th: Peer Pressure and the Green Green Manifesto — two pounds (pounds of carbon) — carbon emitted to ship one bottle of Fiji water from Fiji to the United States · for one bottle of Fiji water · in Fiji to the United States · as of 2007 ('recently') · source: a recent study (unnamed) · unchecked (00:02:36)

a recent survey (1)

  • 2016-07-26 · El Chapo and Me — almost 30% — share of adults who read no books in the last year · for American adults · in United States · as of the last year (resolved: 2015, from the upload date 2016-07-26) · source: a recent survey · unchecked (00:02:00)

a study (unnamed) (1)

  • 2009-11-08 · H1N1 Vaccine Fears — 40% (percent) — share of parents planning to get their children vaccinated against H1N1 · for parents of American school children · in United States · as of 2009 · source: a study (unnamed) · unchecked (00:00:47)

a video Hank just watched (Clay Shirky, per description) (1)

  • 2008-04-30 · BLOOD! I'm a KILLER! — about that much time (more than 150 lives) (lifetimes) — total time spent making Wikipedia · as of 2008 · source: a video Hank just watched (Clay Shirky, per description) · unchecked (00:02:49)

a villager, via the translator (1)

  • 2011-04-04 · Thoughts from The Well — about six (people) — deaths from cholera · for residents of Savann Tabak · in Savann Tabak, Haiti · as of early 2011 (around Carnival) · source: a villager, via the translator · unchecked (00:02:51)

a YouTube employee (1)

  • 2013-10-15 · Thoughts for Nerdfighteria — 12 seconds — time within which low-engagement YouTube viewers decide whether to watch a video · for low-engagement YouTube viewers · as of 2013-10 · source: a YouTube employee · unchecked (00:00:13)

ActBlue (1)

  • 2007-08-07 · August 7th: Curd Fighter Nurt — second only to a guy called John Edwards (rank) — position on ActBlue · for candidates on ActBlue · as of 2007-08-07 · source: ActBlue · unchecked (00:01:41)

actuarial tables (1)

  • 2026-02-10 · I Was a Teenage Dirtbag — 48 (years) — age at which average life satisfaction bottoms out · for people on average · as of 2026-02-10 (implied: upload date) · source: actuarial tables · unchecked (00:00:18)

Albert Einstein (quoted by John) (1)

  • 2012-02-07 · 10 Misconceptions Debunked! — fifteen (years of age) — age before which Einstein had mastered differential calculus · for Albert Einstein · as of 2012-02-07 (implied: upload date) · source: Albert Einstein (quoted by John) · unchecked (00:01:43)

Alex Day (1)

American Dialect Society (1)

  • 2026-10-30 · The Last Normal Year — 2016 — year 'dumpster fire' was the American Dialect Society's word of the year · in United States · as of 2026-10-30 (implied: upload date) · source: American Dialect Society · unchecked (00:01:30)

American Historical Association (1)

  • 2025-05-23 · I Can’t Believe How Few People it Takes. — second — popularity rank of Crash Course among resources used by history teachers · for history teachers · in United States · as of 2025-05-23 (implied: upload date) · source: American Historical Association · unchecked (00:01:36)

AN Hosting (as reported by Hank) (1)

  • 2010-05-21 · How to Make a Website in Four Minutes — as long as 24 hours — maximum time for AN Hosting to set up a hosting account and link the domain · as of 2010-05 · source: AN Hosting (as reported by Hank) · unchecked (00:01:27)

an opinion poll (1)

  • 2010-08-22 · Is Obama a Muslim? Examine the Evidence! — more than 20% (percent) — share of Americans who believe Barack Obama is a Muslim · for Americans · in United States · as of 2010-08 (last week) · source: an opinion poll · unchecked (00:00:01)

anthropology nerdfighters (1)

Aristotle (1)

  • 2012-02-07 · 10 Misconceptions Debunked! — five (senses) — number of senses identified by Aristotle · as of 2012-02-07 (implied: upload date) · source: Aristotle · unchecked (00:02:21)

Arnold Palmer's publicist (1)

  • 2026-09-25 · Who Has Signed Their Name the Most Times? — over 2 million (autographs) — autographs signed in his lifetime · for Arnold Palmer · as of 2026-09-25 (implied: upload date) · source: Arnold Palmer's publicist · unchecked (00:04:52)

astronomers (1)

  • 2020-01-31 · How Many Stars are in the Sky? — between 100 and 400 billion (stars) — number of stars · for stars · in Milky Way · as of 2020 · source: astronomers · unchecked (00:02:10)

Barack Obama (announcement, as reported by Hank) (1)

  • 2015-01-16 · Is School Broken? (Also...ANNOUNCEMENTS OF IMPORT) — two years (years of community college) — length of community college Obama proposed to make free · for all students · in United States · as of 2015-01 · source: Barack Obama (announcement, as reported by Hank) · unchecked (00:02:48)

Bill McKibben (Deep Economy) (1)

  • 2007-09-06 · September 6th: The Book Club Returns — double (multiple of current total) — total number of cars in the world · for if people in China owned cars at the same rate as people in America · in the world · as of 2007 · source: Bill McKibben (Deep Economy) · unchecked (00:01:30)

Brandon Sanderson (1)

Breathing Earth (as described by Hank) (1)

  • 2010-05-26 · How to Be Green Without Being a Prick — a thousand tons (tons of carbon dioxide) — national CO2 emissions represented by one red flash on Breathing Earth · as of 2010-05 · source: Breathing Earth (as described by Hank) · unchecked (00:00:29)

Bureau of Labor Statistics (1)

  • 2017-01-10 · What Is the Real Unemployment Rate? — 4.7% — official unemployment rate · for civilian labor force · in United States · as of 2016-12 · source: Bureau of Labor Statistics · unchecked (00:00:01)

Cambridge Analytica (1)

  • 2018-04-13 · Who is in Control? — four or five thousand — data points held per adult · for every adult · in United States · as of 2018-04-13 (implied: upload date) · source: Cambridge Analytica · unchecked (00:01:30)

carbonfund.org (1)

Carbonfund.org (1)

  • 2011-02-23 · WE ARE 812 YEARS OLD — just over $5,000 (US dollars) — cost to offset 1.13 million pounds of carbon · as of 2011-02 · source: Carbonfund.org · unchecked (00:02:26)

Card and Krueger study (1)

Carol Dweck (1)

  • 2015-06-26 · How to Get Good at Everything — over 30 (years) — duration of Carol Dweck's research on fixed and growth mindsets · as of 2015-06-26 (implied: upload date) · source: Carol Dweck · unchecked (00:01:42)

census data (1)

  • 2007-02-08 · Brotherhood 2.0: February 8th — 83 (years) — average age at death of a 70-year-old · for people aged 70 · as of 2007-02 · source: census data · unchecked (00:02:44)

Central Park's official photographer (1)

channel audience survey (1)

  • 2024-10-18 · My Ballot Made Me Angry — Over 90% (percent) — share of eligible survey respondents who vote · for eligible-to-vote respondents to the channel's audience survey · in United States · as of 2024-10-18 (implied: upload date) · source: channel audience survey · unchecked (00:01:47)

Committee for a Responsible Federal Budget (1)

Dan Ariely (1)

  • 2018-12-21 · The Psychology of Package Thieves — 30 seconds — time into the test when the actor claimed all answers right · for participants in Dan Ariely's cheating experiment · as of 2018-12-21 (implied: upload date) · source: Dan Ariely · unchecked (00:02:49)

Daniel Biss (John phoned him for the math) (1)

  • 2007-09-06 · September 6th: The Book Club Returns — like five times greater (multiple of current total) — number of cars in the world · for if everyone in the world owned cars at the same rate as Americans · in the world · as of 2007 · source: Daniel Biss (John phoned him for the math) · unchecked (00:01:30)

DARPA (1)

  • 2009-12-03 · $40,000 of Red Balloons — $40,000 (USD) — prize for locating all 10 balloons first · in United States · as of 2009-12-05 · source: DARPA · unchecked (00:00:00)

data linked in the description (1)

data visualisation shown (GBD Compare, per description) (1)

  • 2015-11-24 · Crime and Outrage — a relatively small public health problem (comparative burden (DALYs)) — burden of interpersonal violence relative to other causes of death and disability · in United States · as of 2015 · source: data visualisation shown (GBD Compare, per description) · unchecked (00:00:32)

doctor (1)

  • 2025-11-04 · The Real Question — eight months — period with no newly diagnosed TB patient put on treatment · for people diagnosed with tuberculosis · in an impoverished community · as of 2025-11-04 (implied: upload date) · source: doctor · unchecked (00:01:27)

Donald Trump (1)

  • 2018-10-26 · The Rigged Election — millions (people) — undocumented immigrants said to have voted in the 2016 election · for undocumented immigrants · in United States · as of 2016 · source: Donald Trump · doubtful (00:01:31)

Edgar Allan Poe (hoax) (1)

  • 2009-10-22 · The Top 10 Greatest Hoaxes of All Time — three days — claimed duration of the transatlantic balloon flight in Poe's hoax · in Atlantic Ocean · as of 2009-10-22 (implied: upload date) · source: Edgar Allan Poe (hoax) · unchecked (00:00:58)

Executive Order 13769 (1)

Executive Order 13780 (1)

FiveThirtyEight (1)

George Washington (1)

  • 2021-01-26 · The Sycamore Tree: The Anthropocene Reviewed — over 13 (meters) — circumference of a sycamore tree measured by George Washington · for one sycamore tree · as of 2021-01-26 (implied: upload date) · source: George Washington · unchecked (00:08:29)

Good Good Good (1)

  • 2026-02-20 · What We Actually Did. — $50 million (USD) — amount the brothers gave for the first NICU (as headlined) · for John and Hank Green · in Sierra Leone · as of 2026-02-20 (implied: upload date) · source: Good Good Good · doubtful (00:01:56)

Government Accountability Office (1)

  • 2011-07-08 · Kill the Dollar Bill! — 5.5 billion dollars (US dollars) — savings to the US government from replacing the $1 bill with $1 and $2 coins · in United States · as of over the next thirty years (from 2011) · source: Government Accountability Office · unchecked (00:01:30)

graph shown on screen (1)

  • 2015-06-08 · Monday Bonus Video! — about 2000 (year) — year US wages and productivity decoupled · in United States · as of 2015-06-08 (implied: upload date) · source: graph shown on screen · doubtful (00:01:49)

Hannah Ritchie (1)

  • 2018-07-10 · The General Crisis — 1648 — last year of year-over-year decline in global human population · for humans · in the world · as of 2018-07-10 (implied: upload date) · source: Hannah Ritchie · unchecked (00:00:27)

Herodotus (1)

Hillary Clinton (1)

Human Rights Watch (1)

International Union for Conservation of Nature (1)

  • 2020-04-17 · The Rarest Fish in the World is an Anglerfish! — only one (species) — marine fish species classified as officially extinct · for marine fish · as of 2020-04-17 (implied: upload date) · source: International Union for Conservation of Nature · unchecked (00:02:00)

Iranian interior ministry (1)

Isata Dumbuya (1)

  • 2026-04-14 · Babies. Babies. Babies. — 12 hours — average time from C-section decision to incision · for women needing a C-section · in Koidu Government Hospital, Sierra Leone · as of 2019 · source: Isata Dumbuya · unchecked (00:02:26)

it's estimated (1)

Joia Mukherjee (1)

  • 2022-04-19 · How do you cross the Sad Gap? — 15% (percent) — share of health care workers who had died of Ebola · for Sierra Leone's health care workers · in Sierra Leone · as of 2014 · source: Joia Mukherjee · unchecked (00:01:56)

Jon Stewart (1)

  • 2024-03-08 · I Believed These Four Lies — 8% (percent) — average tax burden · for Americans · in United States · as of 2024-03-08 (implied: upload date) · source: Jon Stewart · unchecked (00:04:14)

Kallie (1)

  • 2018-02-16 · Thoughts from VERY Dead Animals — 2.75 billion (years) — age of the collection's oldest specimen (bacterial mat) · in Australia · as of 2018-02-16 (implied: upload date) · source: Kallie · unchecked (00:03:13)

Katherine Boo (1)

  • 2014-06-10 · Our Old Friend Complexity: Behind the Beautiful Forevers — more than $1.25 a day (US dollars per day) — daily income of a garbage collector in Annawadi relative to the official poverty definition · for Sunil, a garbage collector · in Annawadi, Mumbai · as of 2014-06-07 (implied: date said in the video) · source: Katherine Boo · unchecked (00:02:32)

Kepler Space Telescope (1)

  • 2013-10-25 · When Was it a Million Seconds Ago? — between 15 and 30 billion (planets) — number of Earth-like planets in our galaxy · in our galaxy · as of 2013 · source: Kepler Space Telescope · unchecked (00:02:05)

Kevin Feige (as reported by John) (1)

Kiva (1)

  • 2011-11-11 · The Bank of Nerdfighteria — more than $75,000 (USD) — loans made through Kiva.org · for Nerdfighters (Kiva Nerdfighter group) · as of 2011-11-11 · source: Kiva · unchecked (00:01:47)

later analysis (1)

  • 2012-08-27 · Six Reasons Neil Armstrong was a BADASS — 0.5 seconds — margin by which Armstrong's LLRV ejection saved his life · for Neil Armstrong · as of 2012-08-27 (implied: date said in the video) · source: later analysis · unchecked (00:01:55)

Living in the Shadow of Death (1)

  • 2023-08-22 · The Panera Phenomenon — 1852 (year) — year Franklin Pierce was elected president · for Franklin Pierce · in United States · as of 2023-08-22 (implied: upload date) · source: Living in the Shadow of Death · unchecked (00:00:58)

Malcolm Gladwell (1)

  • 2017-02-28 · You Are Here — 10,000 (hours) — practice needed to become expert at something · as of 2017-02-28 (implied: upload date) · source: Malcolm Gladwell · unchecked (00:01:01)

Medical University of Vienna paper (1)

  • 2022-06-17 · Are You Eating a Credit Card Every Week? — five grams — plastic ingested per person per week (as cited) · for people · as of 2022-06-17 (implied: upload date) · source: Medical University of Vienna paper · doubtful (00:01:27)

Merriam-Webster (1)

meta-analysis (1)

  • 2022-02-18 · You Don't Want a Gas Stovetop — 41% higher — chance of experiencing asthma · for children living in houses with gas cooktops · as of 2022-02-18 (implied: upload date) · source: meta-analysis · unchecked (video description)

Mike Lombardo (viewer video) (1)

  • 2010-12-01 · Makin' Babies: A Song — something like four hundred times more energy intensive — energy intensity of Moon pasta (rocket trip only) relative to growing a cow · as of 2010-12-01 (implied: upload date) · source: Mike Lombardo (viewer video) · unchecked (00:02:24)

modelers (1)

most non-partisan analyses (1)

National Institute for Space Research (1)

National Museum of American History exhibit (1)

National Oceanic and Atmospheric Administration (1)

  • 2024-03-08 · I Believed These Four Lies — more than a billion dollars (USD) — damage threshold for counted natural disasters · for natural disasters · in United States · as of 2024-03-08 (implied: upload date) · source: National Oceanic and Atmospheric Administration · unchecked (00:05:58)

Nazi UFO theory (1)

New York Times bestseller list (1)

  • 2012-03-20 · Sharpie Face Question Tuesday — number 2 (rank) — New York Times bestseller list position · for The Fault in Our Stars · as of 2012-03 · source: New York Times bestseller list · unchecked (00:01:41)

NPR (1)

officials (1)

on-air fact check (1)

one article (1)

  • 2025-06-10 · 90,000,000 Lives for $20 — millions (people) — people with tuberculosis going undiagnosed · for people with TB · in the world · as of 2025 · source: one article · unchecked (00:00:58)

one model (1)

  • 2023-06-13 · touched by a king — up to half — share of all humans who died of malaria · for all humans · in the world · as of 2023-06-13 (implied: upload date) · source: one model · unchecked (creator comment)

one wildlife biologist (1)

  • 2007-12-04 · December 4th: Question Tuesday!!!! — about 700 pounds per day — wood a woodchuck could chuck if it could chuck wood · for woodchucks · as of 2007-12-04 (implied: date said in the video) · source: one wildlife biologist · unchecked (00:00:39)

Orlando Science Center planetarium (as remembered) (1)

  • 2010-06-21 · You're Gonna Die — about six billion (years) — time until the Earth falls into the Sun · in Earth · as of 2010-06-21 (implied: date said in the video) · source: Orlando Science Center planetarium (as remembered) · doubtful (00:00:27)

Our World in Data (per description) (1)

  • 2018-08-21 · SYSTEMS!!!! — more than 55% (percent) — decrease in child mortality rate · for children · in Thailand · as of 1994-2014 · source: Our World in Data (per description) · unchecked (00:01:13)

paleontologists (as recalled by John) (1)

Partners In Health (1)

Pew (1)

Phantom Plague (1)

  • 2023-03-28 · My Tuberculosis Reading List — 19 (years) — age at death from tuberculosis · for Shreya Tripathi · as of 2023-03-28 (implied: upload date) · source: Phantom Plague · unchecked (00:01:27)

physicists (1)

present-day (1)

  • 2019-10-30 · this is a video about pineapples. — ten thousand US dollars (USD) — price of a single pineapple · for pineapples in the 18th century · in US or Europe · as of 2019-10-30 (implied: upload date) · source: present-day · unchecked (00:00:58)

President's Emergency Plan for AIDS Relief (1)

  • 2025-04-08 · DOGE Is Not Cutting Government Spending — tens of millions — lives saved by PEPFAR · for people reached by PEPFAR · as of 2025-04-08 (implied: upload date) · source: President's Emergency Plan for AIDS Relief · unchecked (00:00:58)

psmag.com (1)

  • 2020-06-02 · --- — $23 billion (USD) — funding gap between mostly Black and mostly white school systems · for school systems · in United States · as of 2020-06-02 (implied: upload date) · source: psmag.com · unchecked (creator comment)

psychologists (1)

  • 2011-11-04 · You CAN Judge a Book by its Cover! — a tenth of a second — time to form first judgements of a person from their face · for people seeing a person for the first time · as of 2011-11-04 (implied: upload date) · source: psychologists · unchecked (00:01:53)

Psychologists (1)

  • 2013-01-25 · How to Make Friends — 50s (decade) — when psychologists identified repeated, unplanned interactions as necessary for friendship · as of 50s · source: Psychologists · unchecked (00:01:27)

Publishers Weekly (1)

  • 2025-10-21 · Is Book Publishing Dying? An Author's Perspective — 10% (percent) — year-over-year change in book sales for the most recent month · for book publishing · in United States · as of 2025-10-21 (implied: upload date) · source: Publishers Weekly · unchecked (00:02:28)

reports (1)

research (1)

  • 2026-02-27 · Can We Do a Science Together?? — 5,000 (names) — estimated number of names a person knows (name-retrieval studies) · for people · as of 2026-02-27 (implied: upload date) · source: research · unchecked (00:01:31)

Robert C. Allen (1)

  • 2015-06-08 · Monday Bonus Video! — several decades (duration) — length of the Engels pause · as of Industrial Revolution · source: Robert C. Allen · unchecked (00:02:28)

rumour (1)

SciShow episode (1)

  • 2012-06-22 · Hank is Maybe Crazy — almost a billion new people (people (equivalent)) — additional human body mass if the whole world population were as heavy as North Americans, expressed in people · for world population · in the world · as of 2012 · source: SciShow episode · unchecked (00:01:14)

several studies (1)

  • 2010-09-06 · I HATE PENNIES!!!! (Also Nickels.) — as much as a billion dollars a year (USD per year) — productivity cost of time Americans spend handling pennies · for Americans · in United States · as of 2010 · source: several studies · unchecked (00:01:11)

SimCity (1)

  • 2011-05-11 · 1990's Sim Games. SO GOOD! — as much as a third (fraction of city area) — share of a city's area taken up by roads · as of 2011-05-11 (implied: upload date) · source: SimCity · unchecked (video description)

Social Scientists and the New Tuberculosis (1)

  • 2023-03-28 · My Tuberculosis Reading List — nine (years) — duration of seeking treatment after drug resistance · for Robert David · in Haiti · as of 2023-03-28 (implied: upload date) · source: Social Scientists and the New Tuberculosis · unchecked (00:02:26)

some random website (1)

Sosigenes (1)

Strange Charm lyric (1)

  • 2011-07-13 · ELLEN HARDCASTLE IS HERE! A Reunion Video — 1968 (year) — year quarks were first observed (deep inelastic scattering) · as of 2011-07-13 (implied: date said in the video) · source: Strange Charm lyric · unchecked (00:02:56)

studies (unnamed) (1)

studies linked in the description (1)

study reported by The New York Times (1)

  • 2021-08-27 · Is it Better Not to Know? — 50,000 — number of plastic bags whose environmental impact one cotton tote bag might exceed · for cotton tote bags · as of 2021-08-27 (implied: upload date) · source: study reported by The New York Times · unchecked (00:00:22)

Sun Basin Soap (1)

  • 2025-04-18 · I Still Don't Have Cancer (and I'm Still Scared) — 100% (percent) — share of Sun Basin Soap profit donated to the Maternal Center of Excellence · for Sun Basin Soap · in Sierra Leone · as of 2025-04-18 (implied: upload date) · source: Sun Basin Soap · unchecked (00:05:48)

Susan Sontag (1)

  • 2022-01-11 · The Fault in Our Stars - Ten Years Later — as late as the 1970s — period when cancer was commonly attributed to lack of love or immorality · as of 2022-01-11 (implied: upload date) · source: Susan Sontag · unchecked (00:01:56)

Ted Cruz (1)

telecom companies (as Hank reports) (1)

  • 2010-05-03 · Net Neutrality in the Shower — 85% (% of bandwidth) — share of internet bandwidth used by BitTorrent · as of 2010 · source: telecom companies (as Hank reports) · unchecked (00:01:27)

thanks to the Meiji reforms (1)

the article's headline (1)

  • 2021-06-04 · Is Twitter Redeemable? — billions — number of people who will never exist · for people never conceived as population growth slows · in the world · as of 2021-06-04 (implied: upload date) · source: the article's headline · unchecked (00:02:02)

the Dancing Hawk (viewer video) (1)

  • 2010-12-01 · Makin' Babies: A Song — about 6,500 times less efficient — efficiency of Moon pasta (including building a lunar farm) relative to Earth beef · as of 2010-12-01 (implied: upload date) · source: the Dancing Hawk (viewer video) · unchecked (00:02:39)

the doctor's written notes (1)

  • 2010-06-29 · Stabbed in the Brain: Phineas Gage — half a teacupful — amount of brain expelled when Gage vomited · for Phineas Gage · as of 1848 · source: the doctor's written notes · unchecked (00:01:29)

the government of the United States (1)

  • 2013-03-22 · How Much is a Human Life Worth? — $7.80 (US dollars per hour) — legal minimum wage · for workers · in United States · as of 2013 · source: the government of the United States · doubtful (00:00:13)

The New York Times (article) (1)

The New Yorker (1)

the opposition (as Hank expects) (1)

  • 2012-11-07 · The 51st State — twenty billion dollars (USD) — extra Medicare and Medicaid costs of Puerto Rican statehood · in Puerto Rico · as of 2012-11-07 (implied: date said in the video) · source: the opposition (as Hank expects) · unchecked (00:01:56)

the Senate's position as voiced by Hank (1)

  • 2013-10-01 · The Lowdown on the Shutdown — 50 years — period over which the Affordable Care Act is the most significant piece of US domestic policy · in United States · as of 2013-10-01 (implied: upload date) · source: the Senate's position as voiced by Hank · unchecked (00:01:02)

the story as John always heard it (1)

The Sunday Times (1)

  • 2019-05-21 · Keanu Reeves: A Love Letter — top three — rank of Keanu Reeves's Hamlet among Hamlets the Sunday Times critic had seen · for Keanu Reeves's Hamlet · in Winnipeg, Manitoba · as of 2019-05-21 (implied: upload date) · source: The Sunday Times · unchecked (00:00:58)

they say (unnamed) (1)

  • 2013-05-24 · What's Up with Start Ups — ten billion dollars (USD) — valuation of Twitter · for Twitter · as of 2013 · source: they say (unnamed) · unchecked (00:00:00)

Time (1)

  • 2013-03-22 · How Much is a Human Life Worth? — $130,000 (US dollars per year of life) — willingness to pay for one year of high-quality, non-painful life (high end) · for people · as of 2013 · source: Time · unchecked (00:02:28)

Toyota (implied) (1)

traced back (unnamed source) (1)

  • 2015-08-07 · Is This Video Cool? — 1880s (decade) — first use of 'cool' for coolness · as of 2015-08-07 (implied: date said in the video) · source: traced back (unnamed source) · unchecked (00:02:33)

Tuberculosis: The Greatest Story Never Told (1)

  • 2025-02-25 · EVERYTHING IS TUBERCULOSIS — around one in seven — share of all people who have ever lived killed by TB · for all humans who have ever lived · in the world · as of 2025-02-25 (implied: upload date) · source: Tuberculosis: The Greatest Story Never Told · unchecked (00:04:58)

Twitter (1)

  • 2024-03-08 · I Believed These Four Lies — 500 years ago — world population level the tweet attributed to Goodall's goal · for world population · in Earth · as of 2024-03-08 (implied: upload date) · source: Twitter · unchecked (00:02:16)

UNHCR (1)

UNICEF (1)

  • 2017-08-22 · The Causes of Cholera — nearly two million (children) — children experiencing acute malnourishment · for children · in Yemen · as of 2017 · source: UNICEF · unchecked (video description)

United Nations (1)

  • 2014-04-22 · Understanding the Central African Republic — 11,000 (members) — size of the UN-approved security force for the Central African Republic · in Central African Republic · as of April 2014 · source: United Nations · unchecked (00:04:28)

United States Agency for International Development (1)

  • 2024-03-19 · Our $80,000,000 Bet — $10 million a year (USD) — USAID funding for the Philippines comprehensive TB care project · for project funding · in Philippines · as of 2024-03-19 (implied: upload date) · source: United States Agency for International Development · unchecked (00:01:27)

United States Environmental Protection Agency (1)

  • 2025-05-16 · No One Knows When They Don't Die — 230,000 (lives) — lives saved by the 1990 Clean Air Act amendments in one year · for people · in United States · as of 2020 · source: United States Environmental Protection Agency · unchecked (00:00:58)

United States government (1)

  • 2012-08-31 · Why The Rich Pay Lower Taxes — three (categories) — ways to make money as classed by the US government · in United States · as of 2012 · source: United States government · unchecked (00:00:07)

United States Mint (1)

  • 2022-02-01 · This Video Is Actually Three Videos — almost two cents — cost to mint one US penny · in United States · as of 2022-02-01 (implied: upload date) · source: United States Mint · unchecked (00:01:07)

United States Sentencing Commission (1)

  • 2014-04-08 · I Don't Even Know — 20% (percent) — average sentence length of African Americans relative to white people who committed similar crimes · for African-American offenders · in United States · as of 2013 · source: United States Sentencing Commission · unchecked (00:00:55)

University of Newcastle review (1)

  • 2022-06-17 · Are You Eating a Credit Card Every Week? — 0.1 grams to five grams — plastic ingested per person per week (estimated range) · for people · as of 2022-06-17 (implied: upload date) · source: University of Newcastle review · unchecked (00:01:27)

university press release (1)

  • 2022-06-17 · Are You Eating a Credit Card Every Week? — five grams — plastic particles entering the human gastrointestinal tract per person per week · for people · as of 2022-06-17 (implied: upload date) · source: university press release · doubtful (00:01:56)

unspecified (1)

  • 2023-06-02 · Chemo is Weird, Y'all — 14 (day) — day of chemotherapy when hair loss begins · for chemotherapy patients · as of 2023-06-01 (implied: date said in the video) · source: unspecified · unchecked (00:03:39)

US government (1)

US Sentencing Commission (1)

  • 2014-12-30 · Racism in the United States: By the Numbers — 20% longer (percent) — average prison sentence of African American men relative to white men convicted of similar crimes · for men convicted of similar crimes · in United States · as of last year (report) (resolved: 2013, from the upload date 2014-12-30) · source: US Sentencing Commission · unchecked (00:00:37)

various departments within the U.S. government (1)

  • 2013-03-22 · How Much is a Human Life Worth? — six to nine million dollars (US dollars) — value of a statistical life used by US government departments · for people · in United States · as of 2013 · source: various departments within the U.S. government · unchecked (00:02:22)

viewer (1)

Water.org (1)

Weird Games (1)

when people study the number of friends that people have (1)

  • 2013-01-25 · How to Make Friends — between two and three (people) — number of people one can share intimate things about one's brokenness with · for people on average · as of 2013-01-25 (implied: upload date) · source: when people study the number of friends that people have · unchecked (00:00:29)

widely reported claim (1)

Wikipedia article 'Wikipedia' (1)

World TB Report (1)

YouTube (as reported by Hank) (1)

  • 2010-05-17 · My YouTube Story is Short — May 17th (date) — date YouTube marks as the birth of the YouTube community · as of 2010-05-17 · source: YouTube (as reported by Hank) · unchecked (00:00:00)