4300+ talks to stir your curiosity
Find just the right one
Browse all talks
Search
Active filters:
AsteroidRemove Clear
6:06

Carrie Nugent

Adventures of an asteroid hunter

Posted Mar 2017
14:16

Phil Plait

How to defend Earth from asteroids

Posted Nov 2011
29:42

Stephen Petranek

10 ways the world could end

Posted Sep 2007
20:01

Jonathan Haidt

How common threats can make common (political) ground

Posted Jan 2013
19:41

Peter Ward

A theory of Earth's mass extinctions

Posted Jan 2009
3:16

Ron Shaneyfelt

Is space trying to kill us?

Posted May 2013
4:49

Fabio Pacucci

Can a black hole be destroyed?

Posted May 2019
15:32

Astro Teller

The unexpected benefit of celebrating failure

Posted Apr 2016
13:52

Mike Brown

The search for our solar system's ninth planet

Posted Nov 2019
13:24

Karen J. Meech

The story of 'Oumuamua, the first visitor from another star system

Posted Jun 2018
17:47

Fred Jansen

How to land on a comet

Posted Apr 2015
15:49

Kenneth Lacovara

Hunting for dinosaurs showed me our place in the universe

Posted Apr 2016
7:53

Jon Nguyen

Tour the solar system from home

Posted Jun 2012
4:58

Fabio Pacucci

Could the Earth be swallowed by a black hole?

Posted Sep 2018
6:05

Lauren Sallan

How to win at evolution and survive a mass extinction

Posted Oct 2017
13:51

James Orsulak

Why we need to move manufacturing off-planet

Posted Jan 2018
17:39

Andrew Connolly

What's the next window into our universe?

Posted Sep 2014
13:27

Curtis Austin

The real story of the Black Panther Party

Posted Feb 2020
9:38

Sue Austin

Deep sea diving ... in a wheelchair

Posted Jan 2013
13:50

Greg Asner

Ecology from the air

Posted Nov 2013
16:50

Michael Benton

Mass extinctions and the future of life on Earth

Posted Feb 2019
14:59

Austin Eubanks

What surviving the Columbine shooting taught me about pain

Posted May 2019
29:10

Richard Dawkins

Militant atheism

Posted Apr 2007
1:00

Clint Smith

"Ode to the Only Black Kid in the Class"

Posted Sep 2019
10:06

Emma Hart

Self-assembling robots and the potential of artificial evolution

Posted Mar 2022
17:40

David Christian

The history of our world in 18 minutes

Posted Apr 2011
8:38

George Dyson

The story of Project Orion

Posted Feb 2008
13:42

Asmeret Asefaw Berhe

A climate change solution that's right under our feet

Posted Sep 2019
5:04

TED-Ed

The 4 greatest threats to the survival of humanity

Posted Jul 2022
14:17

DK Osseo-Asare

What a scrapyard in Ghana can teach us about innovation

Posted Aug 2018
5:00

Fabio Pacucci

Yes, scientists are actually building an elevator to space

Posted Dec 2021
4:14

Doug MacKay

You can only save one— who do you choose?

Posted Dec 2021
5:15

Lorin Swint Matthews

The dust bunnies that built our planet

Posted Sep 2019
5:09

Fabio Pacucci

Newton's three-body problem explained

Posted Aug 2020
17:51

James Hansen

Why I must speak out about climate change

Posted Mar 2012
16:17

Frans Lanting

The story of life in photographs

Posted Apr 2007