TED Talks

4300+ talks to stir your curiosity

Find just the right one

12:36

Chelsea Shields

How I'm working for change inside my church

Posted Nov 2015

16:21

Kalika Bali

The giant leaps in language technology — and who's left behind

Posted Apr 2021

13:28

Kelsey Johnson

The problem of light pollution — and 5 ridiculously easy ways to fix it

Posted Dec 2019

10:21

William Collis

How video game skills can get you ahead in life

Posted Mar 2021

9:46

Solomon Goldstein-Rose

How much clean electricity do we really need?

Posted Oct 2021

9:24

Macinley Butson

How ancient technology inspired my award-winning inventions

Posted Nov 2017

3:30

Reynaldo Lopes

The infinite life of pi

Posted Jul 2013

2:57

Mona Chalabi

How did we get fertility so wrong?

Posted Nov 2021

13:37

Karalee Close

Will healthcare embrace digital or will we die waiting?

Posted Dec 2014

8:28

Klaus Stadlmann

The world's smallest 3D printer

Posted Dec 2011

10:33

Wendy Troxel

Why school should start later for teens

Posted May 2017

4:57

Justin Schmidt

The world's most painful insect sting

Posted Apr 2021

3:39

Rose Eveleth

The science of spiciness

Posted Mar 2014

4:32

Ziyah Gafić

Everyday objects, tragic histories

Posted Aug 2014

2:25

TED Audio Collective

Introducing: Am I Normal? with Mona Chalabi

Posted Oct 2021

9:24

Guy-Philippe Goldstein

How cyberattacks threaten real-world peace

Posted Oct 2011

5:10

Andrew Zimmerman Jones

Does time exist?

Posted Oct 2018

2:10

TED Audio Collective

Introducing Body Stuff with Dr. Jen Gunter

Posted May 2021

3:49

Jen Gunter

Do you really need 8 hours of sleep every night?

Posted Nov 2022

4:27

Lina Marieth Hoyos

What is the coldest thing in the world?

Posted Jul 2018

6:00

Amber Stuver

Einstein's twin paradox explained

Posted Sep 2019

7:06

Severn Cullis-Suzuki

Make your actions on climate reflect your words

Posted Oct 2020

5:46

Julian Treasure

The 4 ways sound affects us

Posted Oct 2009

11:29

Sheperd Doeleman

Inside the black hole image that made history

Posted Apr 2019

17:06

Eli Pariser

What obligation do social media platforms have to the greater good?

Posted Nov 2019

11:41

Anna Rosling Rönnlund

See how the rest of the world lives, organized by income

Posted Jan 2018

14:13

Juna Kollmeier

The most detailed map of galaxies, black holes and stars ever made

Posted Jun 2019

15:24

Steven Pinker and Rebecca Newberger Goldstein

The long reach of reason

Posted Mar 2014

15:32

Courtney E. Martin

The new American Dream

Posted Sep 2016

12:51

Katie Bouman

How to take a picture of a black hole

Posted Apr 2017

14:52

Elyn Saks

A tale of mental illness — from the inside

Posted Jun 2012

12:47

Madame Gandhi and Amber Galloway-Gallego

Music with a message should be accessible

Posted Dec 2018

17:43

Janna Levin

The sound the universe makes

Posted Mar 2011

18:53

Chris Anderson

How web video powers global innovation

Posted Sep 2010

16:05

Alicia Garza, Patrisse Cullors and Opal Tometi

An interview with the founders of Black Lives Matter

Posted Nov 2016

22:20

Juan Enriquez

The life code that will reshape the future

Posted Apr 2007