Questions No One Knows the Answers to (Full Version)
28,902,577 views
2012-03-17
What is depression? - Helen M. Farrell
24,839,082 views
2015-12-15
The Infinite Hotel Paradox - Jeff Dekofsky
24,477,028 views
2014-01-16
What would happen if you didn’t drink water? - Mia Nacamulli
21,433,122 views
2016-03-29
What makes muscles grow? - Jeffrey Siegel
21,038,956 views
2015-11-03
The language of lying — Noah Zandan
20,784,881 views
2014-11-03
How the food you eat affects your brain - Mia Nacamulli
18,999,274 views
2016-06-21
How do cigarettes affect the body? - Krishna Sudhir
17,688,658 views
2018-09-13
How does anesthesia work? - Steven Zheng
17,173,421 views
2015-12-07
Why do women have periods?
17,004,219 views
2015-10-19
How sugar affects the brain - Nicole Avena
16,439,612 views
2014-01-07
A brie(f) history of cheese - Paul Kindstedt
16,408,489 views
2018-12-13
Why don't perpetual motion machines ever work? - Netta Schramm
16,321,043 views
2017-06-05
The benefits of a bilingual brain - Mia Nacamulli
15,315,655 views
2015-06-23
Can you solve the famously difficult green-eyed logic puzzle? - Alex Gendler
15,023,471 views
2015-06-16
What would happen if you didn’t sleep? - Claudia Aguirre
13,849,201 views
2015-11-12
Which is stronger: Glue or tape? - Elizabeth Cox
13,712,784 views
2018-04-30
What is bipolar disorder? - Helen M. Farrell
13,622,381 views
2017-02-09
The psychology of narcissism - W. Keith Campbell
13,566,745 views
2016-02-23
How to practice effectively...for just about anything - Annie Bosler and Don Greene
13,503,828 views
2017-02-27
How Thor got his hammer - Scott A. Mellor
13,468,131 views
2019-01-07
What makes something "Kafkaesque"? - Noah Tavlin
12,928,840 views
2016-06-20
Can you solve the wizard standoff riddle? - Dan Finkel
12,863,568 views
2018-05-22
How playing an instrument benefits your brain - Anita Collins
12,717,558 views
2014-07-22
Can you solve "Einstein’s Riddle"? - Dan Van der Vieren
12,707,494 views
2015-11-30
The five major world religions - John Bellaimey
12,374,602 views
2013-11-14
Why do cats act so weird? - Tony Buffington
12,252,770 views
2016-04-26
Why incompetent people think they're amazing - David Dunning
11,521,256 views
2017-11-09
Debunking the myths of OCD - Natascha M. Santos
11,396,186 views
2015-05-19
The Atlantic slave trade: What too few textbooks told you - Anthony Hazard
11,088,264 views
2014-12-22
A day in the life of a Roman soldier - Robert Garland
11,001,397 views
2018-03-29
How your digestive system works - Emma Bryce
10,874,795 views
2017-12-14
Can you solve the temple riddle? - Dennis E. Shasha
10,406,817 views
2016-02-01
Why are some people left-handed? - Daniel M. Abrams
10,232,430 views
2015-02-03
A brief history of chess - Alex Gendler
10,215,676 views
2019-09-12
5 tips to improve your critical thinking - Samantha Agoos
10,171,945 views
2016-03-15
How did Hitler rise to power? - Alex Gendler and Anthony Hazard
10,087,626 views
2016-07-18
3 tips to boost your confidence - TED-Ed
9,961,245 views
2015-10-06
Cell vs. virus: A battle for health - Shannon Stiles
9,943,620 views
2014-04-17
The surprising effects of pregnancy
9,935,160 views
2020-10-01
The myth of Cupid and Psyche - Brendan Pelsue
9,833,179 views
2017-08-03
The philosophy of Stoicism - Massimo Pigliucci
9,789,735 views
2017-06-19
Who were the Vestal Virgins, and what was their job? - Peta Greenfield
9,752,898 views
2017-05-30
The history of chocolate - Deanna Pucciarelli
9,584,832 views
2017-03-16
Can you solve the passcode riddle? - Ganesh Pai
9,565,578 views
2016-07-07
Why can't you divide by zero? - TED-Ed
9,544,402 views
2018-04-23
The world’s most mysterious book - Stephen Bax
9,506,359 views
2017-05-25
Is marijuana bad for your brain? - Anees Bahji
9,463,388 views
2019-12-02