05:20

Design, Engineering & Technology

The surprisingly long history of electric cars

Lesson duration 05:20

538,090 Views

06:40

Science & Technology

The human back is a design disaster

Lesson duration 06:40

1,623,961 Views

04:47

Social Studies

Why are scientists obsessed with the Black Sea?

Lesson duration 04:47

463,233 Views

05:54

Thinking & Learning

Can you solve the computer virus riddle?

Lesson duration 05:54

1,276,130 Views

05:25

Science & Technology

Why don’t we cover the desert with solar panels?

Lesson duration 05:25

5,192,907 Views

16:06

Psychology

3 secrets of resilient people - Lucy Hone

Lesson duration 16:06

489,329 Views

04:53

Literature & Language

Can love and independence coexist?

Lesson duration 04:53

336,442 Views

05:06

Science & Technology

Where will you be able to live in 20 years?

Lesson duration 05:06

543,770 Views

04:35

Social Studies

What happened to the lost Kingdom of Kush?

Lesson duration 04:35

1,016,594 Views

05:03

Science & Technology

The genes you don't get from your parents (but can't live without)

Lesson duration 05:03

2,102,259 Views

16:05

Psychology

How to stop languishing and start finding flow - Adam Grant

Lesson duration 16:05

486,358 Views

05:26

Literature & Language

The surprising origins of the word “lesbian”

Lesson duration 05:26

762,661 Views

04:32

Social Studies

The forgotten queen of Egypt

Lesson duration 04:32

1,222,357 Views

06:19

Mathematics

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

Lesson duration 06:19

1,527,529 Views

05:18

The Arts

The secrets of the world’s most famous symphony

Lesson duration 05:18

1,746,301 Views

04:24

Science & Technology

You could have a secret twin (but not the way you think)

Lesson duration 04:24

2,811,566 Views

04:22

Science & Technology

Earth's mysterious red glow, explained

Lesson duration 04:22

613,602 Views

22:09

Mathematics

The simplest math problem no one can solve

Lesson duration 22:09

42,423,334 Views

11:07

Psychology

2 questions to uncover your passion — and turn it into a career - Noeline Kirabo

Lesson duration 11:07

244,339 Views

04:57

Linguistics

What makes a language... a language?

Lesson duration 04:57

790,026 Views

05:52

History

The rise and fall of the Lakota Empire

Lesson duration 05:52

603,349 Views

15:13

Sex Education

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

Lesson duration 15:13

688,939 Views

05:29

Health

What is MSG, and is it actually bad for you?

Lesson duration 05:29

3,978,786 Views

04:48

Social Studies

The infamous overpopulation bet: Simon vs. Ehrlich

Lesson duration 04:48

582,394 Views