05:26

Science & Technology

The physics behind Einstein’s most famous equation

Lesson duration 05:26

5 Views

06:01

Philosophy & Religion

Ethical dilemma: Should knowledge be free?

Lesson duration 06:01

156,476 Views

06:33

Health

The ancient medical practice that persisted for too long

Lesson duration 06:33

135,734 Views

05:44

Social Studies

The dark history of Graham crackers

Lesson duration 05:44

383,386 Views

06:21

Social Studies

How much do you really know about Ancient Rome?

Lesson duration 06:21

294,570 Views

06:27

Health

How do drugs make you hallucinate?

Lesson duration 06:27

194,506 Views

05:31

Social Studies

Why do so many cultures have dragon legends?

Lesson duration 05:31

1,008,995 Views

05:20

Psychology

Would you eat a ghost pepper for a prize?

Lesson duration 05:20

260,379 Views

05:41

Design, Engineering & Technology

The trillion dollar paradox

Lesson duration 05:41

293,914 Views

04:49

Philosophy & Religion

When should you break a promise?

Lesson duration 04:49

148,660 Views

06:05

Science & Technology

Can you survive a Komodo dragon bite?

Lesson duration 06:05

534,222 Views

05:31

Design, Engineering & Technology

How much does it cost to fly private?

Lesson duration 05:31

319,935 Views

05:50

Psychology

The clever trick used by sports betting apps

Lesson duration 05:50

313,412 Views

05:49

Science & Technology

One of the animal kingdom’s strangest relationships

Lesson duration 05:49

204,988 Views

07:17

Social Studies

What caused the fall of one of the most influential empires in history?

Lesson duration 07:17

413,640 Views

05:46

Social Studies

The myth of Medusa

Lesson duration 05:46

406,258 Views

05:38

Thinking & Learning

Can you solve the riddle of Pandora’s box?

Lesson duration 05:38

343,176 Views

05:02

Science & Technology

How did detectives solve the case of the bloody fingerprints?

Lesson duration 05:02

211,471 Views

05:17

Science & Technology

How much would it cost to buy the Sun?

Lesson duration 05:17

322,502 Views

06:03

Science & Technology

No one really knows what a tree is

Lesson duration 06:03

399,587 Views

05:14

Science & Technology

What Earth in 2125 could look like

Lesson duration 05:14

280,439 Views

05:59

Social Studies

The tale of the Monkey King and the Buddha

Lesson duration 05:59

475,443 Views

05:21

Science & Technology

Why are there two tides a day?

Lesson duration 05:21

394,694 Views

05:57

Literature & Language

The epic Nordic legend of the monster slayer

Lesson duration 05:57

162,180 Views