TED Talks

3800+ talks to stir your curiosity

Find just the right one

24:50

Uğur Şahin and Özlem Türeci

Meet the scientist couple driving an mRNA vaccine revolution

Posted Aug 2021

3:39

George Zaidan and Charles Morton

How do cancer cells behave differently from healthy ones?

Posted Dec 2012

5:17

Christian Moro

Why do you get a fever when you're sick?

Posted Nov 2020

9:08

Ananya Grover

A campaign for period positivity

Posted Mar 2020

5:02

Masako Tamaki

Can you be awake and asleep at the same time?

Posted May 2021

4:35

Annie Bosler and Don Greene

How to practice effectively...for just about anything

Posted Feb 2017

4:34

Ami Angelowicz

The terrors of sleep paralysis

Posted Jul 2013

11:41

Nina Dølvik Brochmann and Ellen Støkken Dahl

The virginity fraud

Posted Feb 2018

5:04

Judy Grisel

How does alcohol make you drunk?

Posted Apr 2020

9:37

Alexander Tsiaras

Conception to birth — visualized

Posted Nov 2011

4:00

Madhumita Murgia

How stress affects your brain

Posted Nov 2015

5:52

Greg Gage

How to control someone else's arm with your brain

Posted Apr 2015

18:46

Elizabeth Blackburn

The science of cells that never get old

Posted Nov 2017

5:03

Dan Kwartler

What causes insomnia?

Posted Jun 2018

19:22

Mark Pollock and Simone George

A love letter to realism in a time of grief

Posted Sep 2018

4:02

Aatish Bhatia

The physics of human sperm vs. the physics of the sperm whale

Posted Sep 2013

10:58

Carson Bruns

Could a tattoo help you stay healthy?

Posted May 2019

6:05

Janet Iwasa

The wonders of the molecular world, animated

Posted Apr 2020

4:07

George Zaidan

What is fat?

Posted May 2013

4:21

Jordana Moore Saggese

The chaotic brilliance of artist Jean-Michel Basquiat

Posted Feb 2019

5:16

Anees Bahji

What is schizophrenia?

Posted Mar 2020

4:55

Rusha Modi

What causes heartburn?

Posted Nov 2018

15:16

Emily Nagoski

The truth about unwanted arousal

Posted May 2018

3:54

Iseult Gillespie

Frida Kahlo: The woman behind the legend

Posted Mar 2019

4:41

Melvin Sanicas

Why is meningitis so dangerous?

Posted Nov 2018

4:19

Claudia Aguirre

What would happen if you didn't sleep?

Posted Nov 2015

19:18

Matt Walker

Sleep is your superpower

Posted May 2019

4:17

Julian Burschka

Could a breathalyzer detect cancer?

Posted Jan 2020

1h 0m

Matt Walker

Why sleep matters now more than ever

Posted Apr 2020

11:42

Jen Gunter

Why can't we talk about periods?

Posted Jan 2020

13:49

Steven Johnson

How humanity doubled life expectancy in a century

Posted Oct 2021

4:32

Eleanor Nelsen

Mary's Room: A philosophical thought experiment

Posted Jan 2017

5:08

Emma Bryce

How does the immune system work?

Posted Sep 2018

11:20

Tyler DeWitt

Hey science teachers — make it fun

Posted Feb 2013

4:52

Daniel M. Abrams

Why are some people left-handed?

Posted Feb 2015

30:15

David Brenner

Can light stop the coronavirus?

Posted Jul 2020