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14:05

Marvin Rees

How is your city tackling the climate crisis?

Posted May 2022
4:20

Jonathan Smith

Does trickle-down economics actually work?

Posted May 2022
11:37

Juliet Schor

The case for a 4-day work week

Posted May 2022
8:29

Amanda Renteria

A bold plan to transform access to the US social safety net

Posted May 2022
8:47

Tiana Epps-Johnson

An election redesign to restore trust in US democracy

Posted May 2022
12:04

Maja Bosnic

How to share public money fairly

Posted Mar 2022
0:00

Kevin Ehrman-Solberg and Kirsten Delegard

The dark history of the suburbs

Posted Mar 2022
0:00

Sydney Iaukea

The dark history of the overthrow of Hawaii

Posted Feb 2022
8:03

Rosamund Adoo-Kissi-Debrah

The tragedy of air pollution — and an urgent demand for clean air

Posted Feb 2022
10:20

Rachel Kyte

Sustainable cooling that doesn't warm the planet

Posted Jan 2022
5:55

Zac Goldsmith

How to boost nature-based solutions to climate change

Posted Jan 2022
0:00

Ann-Helén Bay

Why is it so hard to escape poverty?

Posted Jan 2022
20:36

Maria Van Kerkhove

How to end the pandemic — and prepare for the next

Posted Dec 2021
11:20

Gavin McCormick

Tracking the whole world's carbon emissions — with satellites and AI

Posted Nov 2021
3:07

Countdown

What is COP26?

Posted Oct 2021
2h 45m

TED

Countdown Global Livestream 2021

Posted Oct 2021
19:27

Countdown Summit

What to expect from COP26

Posted Oct 2021
10:10

Karoli Hindriks

Why the passport needs an upgrade

Posted Sep 2021
13:59

Stephanie Kelton

The big myth of government deficits

Posted Sep 2021
4:38

Jonathan Smith

How do governments create money out of thin air?

Posted Jul 2021
5:39

Robert Chang

The dark history of the Chinese Exclusion Act

Posted Jul 2021
4:46

Meg Jacobs

What few people know about the program that "saved" America

Posted Jun 2021
5:15

Alex Gendler

Demolition, disease, and death: Building the Panama Canal

Posted Apr 2021
5:20

Joseph Goffman

Whatever happened to acid rain?

Posted Apr 2021
4:49

TED-Ed

Why good ideas get trapped in the valley of death — and how to rescue them

Posted Apr 2021
10:19

Amber McReynolds

An election system that puts voters (not politicians) first

Posted Mar 2021
5:57

Lisa Krause

Who were Las Mariposas, and why were they murdered?

Posted Mar 2021
4:28

Karen L. Cox

Debunking the myth of the Lost Cause: A lie embedded in American history

Posted Feb 2021
4:57

Moriba Jah

What if every satellite suddenly disappeared?

Posted Feb 2021
14:08

Max Rashbrooke

3 ways to upgrade democracy for the 21st century

Posted Jan 2021
11:23

Sharon Weinberger

Inside the massive (and unregulated) world of surveillance tech

Posted Dec 2020
4:43

Yvonne Aki-Sawyerr

The city planting a million trees in two years

Posted Nov 2020
10:28

María Teresa Kumar

How the new generation of Latinx voters could change US elections

Posted Nov 2020
5:20

Sophie Howe

Lessons on leaving the world better than you found it

Posted Nov 2020
5:42

John Soluri

The dark history of bananas

Posted Nov 2020
15:58

Nisha Anand

The radical act of choosing common ground

Posted Nov 2020