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11:21

Tessa Clarke

The surprising climate benefits of sharing your stuff

Posted Feb 2023
5:49

TED-Ed

How do we create a better economy?

Posted Nov 2022
17:57

Olivia Lazard

The blind spots of the green energy transition

Posted Jun 2022
8:29

Amanda Renteria

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

Posted May 2022
8:08

Celina de Sola

Mental health care that disrupts cycles of violence

Posted May 2022
7:53

Temie Giwa-Tubosun

The funding gap in start-up investing

Posted Apr 2022
5:16

Kathy Hannun

How to heat your home without hurting the planet

Posted Jun 2021
4:49

TED-Ed

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

Posted Apr 2021
5:35

Jeff Dekofsky

The most colorful gemstones on Earth

Posted Dec 2020
9:57

Stuart Oda

Are indoor vertical farms the future of agriculture?

Posted Jan 2020
13:29

Sonaar Luthra

We need to track the world's water like we track the weather

Posted Sep 2019
13:37

Rahul Mehrotra

The architectural wonder of impermanent cities

Posted Jul 2019
4:43

Balsher Singh Sidhu

Are we running out of clean water?

Posted Dec 2018
4:46

Kim Preshoff

What's a smartphone made of?

Posted Oct 2018
5:16

Dan Kwartler

What would happen if every human suddenly disappeared?

Posted Sep 2018
7:26

Niti Bhan

The hidden opportunities of the informal economy

Posted Nov 2017
13:30

Olúfẹ́mi Táíwò

Why Africa must become a center of knowledge again

Posted Sep 2017
22:12

Jim Yong Kim

Doesn't everyone deserve a chance at a good life?

Posted Jun 2017
14:58

Rutger Bregman

Poverty isn't a lack of character; it's a lack of cash

Posted May 2017
13:46

Joe Lassiter

We need nuclear power to solve climate change

Posted Nov 2016
14:54

Martin Reeves

How to build a business that lasts 100 years

Posted Aug 2016
4:19

David Lunney

Where does gold come from?

Posted Oct 2015
Showing all 22 results