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TED-EdRemove Clear
4:16

TED-Ed

The Maya myth of the morning star

Posted Oct 2019
4:30

TED-Ed

Why do women have periods?

Posted Oct 2015
5:22

Alex Gendler

Why elephants never forget

Posted Nov 2014
5:13

Krishna Sudhir

How do cigarettes affect the body?

Posted Sep 2018
4:41

Hugo Mercier

How can you change someone's mind?

Posted Jul 2018
3:00

Christopher Warner

Situational irony: The opposite of what you think

Posted Dec 2012
5:31

Noah Tavlin

What "Orwellian" really means

Posted Oct 2015
3:48

Ganesh Pai

Can you solve the passcode riddle?

Posted Jul 2016
3:33

Dan Finkel

Can you solve the secret werewolf riddle?

Posted Nov 2018
3:56

Colm Kelleher

What is Zeno's Dichotomy Paradox?

Posted Apr 2013
3:30

Reynaldo Lopes

The infinite life of pi

Posted Jul 2013
4:03

Dennis Shasha

Can you solve the temple riddle?

Posted Feb 2016
3:32

Daniel Finkel

Can you solve the vampire hunter riddle?

Posted Jan 2019
4:26

Alex Gendler

Can you solve the multiplying rabbits riddle?

Posted Jan 2019
4:37

Alex Gendler

Can you solve the rebel supplies riddle?

Posted Sep 2018
4:44

Dan Finkel

Can you solve the giant cat army riddle?

Posted Jun 2018
4:37

Gordon Hamilton

Can you solve the Mondrian squares riddle?

Posted Jun 2018
4:44

Sophie Zadeh

Are there universal expressions of emotion?

Posted Jul 2018
4:47

Tanya Khovanova

Can you solve the Leonardo da Vinci riddle?

Posted Aug 2018
4:10

Elizabeth Cox

Is fire a solid, a liquid, or a gas?

Posted Nov 2018
7:01

Dennis Wildfogel

How big is infinity?

Posted Jul 2012
5:46

Jeff Dekofsky

The Infinite Hotel Paradox

Posted Jan 2014
4:40

Alex Gendler

Can you solve the three gods riddle?

Posted Feb 2017
6:15

Greg Gage

The cockroach beatbox

Posted Mar 2012
2:55

Alex Gendler

Can you solve the giant iron riddle?

Posted Nov 2018
4:32

Daniel Finkel

Can you solve the alien probe riddle?

Posted Sep 2018
3:27

Yannay Khaikin

How many ways can you arrange a deck of cards?

Posted Mar 2014
6:01

Tierney Thys and Plankton Chronicles Project

The secret life of plankton

Posted Apr 2012
3:40

Dennis Shasha

Can you solve the control room riddle?

Posted Jun 2016
4:39

Scott A. Mellor

How Thor got his hammer

Posted Jan 2019
4:27

Lina Marieth Hoyos

What is the coldest thing in the world?

Posted Jul 2018
4:38

Janell Hobson

The breathtaking courage of Harriet Tubman

Posted Jul 2018
3:43

Iseult Gillespie

The Irish myth of the Giant's Causeway

Posted Jun 2018
3:49

Daniel Finkel

Can you solve the time travel riddle?

Posted Dec 2018
4:46

Elizabeth Cox

The surprising link between stress and memory

Posted Sep 2018
4:19

Dennis Shasha

Can you solve the stolen rubies riddle?

Posted Oct 2018