05:06

Science & Technology

Where will you be able to live in 20 years?

Lesson duration 05:06

543,268 Views

06:19

Mathematics

Can you solve the rogue submarine riddle? Difficulty level: Master

Lesson duration 06:19

1,512,830 Views

22:09

Mathematics

The simplest math problem no one can solve

Lesson duration 22:09

42,172,609 Views

15:13

Sex Education

How porn changes the way teens think about sex - Emily F. Rothman

Lesson duration 15:13

681,857 Views

05:55

Science & Technology

How we can detect pretty much anything

Lesson duration 05:55

325,585 Views

07:52

Thinking & Learning

Can you outsmart the slippery slope fallacy?

Lesson duration 07:52

1,001,906 Views

05:07

Thinking & Learning

Can you solve the giant spider riddle?

Lesson duration 05:07

3,091,455 Views

05:06

Science & Technology

The method that can "prove" almost anything

Lesson duration 05:06

835,095 Views

05:20

Mathematics

The paradox at the heart of mathematics: Gödel's Incompleteness Theorem

Lesson duration 05:20

3,821,346 Views

06:17

Literature & Language

How books can open your mind - Lisa Bu

Lesson duration 06:17

3,203,019 Views

11:39

Science & Technology

World's only moving mud puddle

Lesson duration 11:39

7,985,149 Views

04:57

Design, Engineering & Technology

Could we build a wooden skyscraper?

Lesson duration 04:57

1,397,775 Views

04:53

Thinking & Learning

Can you cheat death by solving this riddle?

Lesson duration 04:53

5,606,914 Views

05:12

Psychology

How do you know what's true?

Lesson duration 05:12

1,293,035 Views

05:38

Thinking & Learning

Can you solve the Trojan War riddle?

Lesson duration 05:38

2,667,995 Views

05:18

Science & Technology

The woman who stared at the sun

Lesson duration 05:18

2,221,354 Views

16:08

Psychology

Why rumors about vaccines spread— and how to rebuild trust - Heidi Larson

Lesson duration 16:08

24,988 Views

11:49

Psychology

How to let go of being a "good" person — and become a better person - Dolly Chugh

Lesson duration 11:49

702,774 Views

05:48

Health

Should you donate your DNA to help cure diseases?

Lesson duration 05:48

173,718 Views

05:16

Design, Engineering & Technology

How one design flaw almost toppled a skyscraper

Lesson duration 05:16

873,558 Views

10:41

Speaking

How to have constructive conversations - Julia Dhar

Lesson duration 10:41

323,628 Views

04:58

Health

How long should your naps be?

Lesson duration 04:58

5,488,754 Views

05:36

Design, Engineering & Technology

Demolition, disease, and death: Building the Panama Canal

Lesson duration 05:36

1,223,525 Views

05:42

Thinking & Learning

Can you solve Dongle's Difficult Dilemma?

Lesson duration 05:42

2,157,335 Views