05:31

Design, Engineering & Technology

Why don’t we get our drinking water from the ocean?

Lesson duration 05:31

185,811 Views

04:54

Health

This is the most common way to get head lice

Lesson duration 04:54

136,283 Views

04:26

Design, Engineering & Technology

The century-old technology that could change the world

Lesson duration 04:26

113,191 Views

05:21

Health

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Lesson duration 05:21

244,721 Views

05:44

Social Studies

The tale of the brothers who outwitted the demon queen

Lesson duration 05:44

232,644 Views

10:03

Health

Why daylight is the secret to great sleep - Christine Blume

Lesson duration 10:03

81,647 Views

10:03

Health

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Lesson duration 10:03

138,987 Views

05:29

Design, Engineering & Technology

How are microchips made?

Lesson duration 05:29

312,669 Views

11:08

Science & Technology

Can we actually control superintelligent AI? | Ada, Ep. 4

Lesson duration 11:08

161,358 Views

05:20

Psychology

Can you "see" images in your mind? Some people can't

Lesson duration 05:20

1,016,235 Views

05:10

Social Studies

The tragic romance of Tristan and Isolde

Lesson duration 05:10

239,093 Views

10:48

Health

Would you sell your kidney for $100,000? | Ada, Ep. 2

Lesson duration 10:48

200,114 Views

05:00

Psychology

Why you feel stuck — and how to get motivated

Lesson duration 05:00

643,918 Views

10:54

Science & Technology

How to survive the apocalypse | Ada, Ep. 1

Lesson duration 10:54

196,685 Views

05:04

Science & Technology

Is the Amazon Rainforest disappearing?

Lesson duration 05:04

223,100 Views

05:14

Design, Engineering & Technology

Have we reached the limit of computer power?

Lesson duration 05:14

300,681 Views

06:48

Health

What actually causes high cholesterol?

Lesson duration 06:48

905,163 Views

05:52

Social Studies

The history of the world according to rats

Lesson duration 05:52

342,879 Views

06:31

Health

One of the most controversial medical procedures in history

Lesson duration 06:31

621,010 Views

13:50

Science & Technology

Why does everything decay into lead?

Lesson duration 13:50

2,461,984 Views

06:08

Social Studies

The dark history of arsenic

Lesson duration 06:08

436,974 Views

04:27

Social Studies

A day in the life of a martial artist in medieval China

Lesson duration 04:27

212,531 Views

05:26

Health

Do you really need to take 10,000 steps a day?

Lesson duration 05:26

5,927,052 Views

04:59

Psychology

How some friendships last — and others don’t

Lesson duration 04:59

918,265 Views