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4:09

Zohreh Davoudi

Are we living in a simulation?

Posted Oct 2019
18:25

Christopher Robichaud

How I used Dungeons & Dragons to teach ethics

Posted Apr 2019
10:20

Frederic Kaplan

How to build an information time machine

Posted Jan 2014
14:59

John Searle

Our shared condition — consciousness

Posted Jul 2013
7:04

Angelo Vermeulen

How to go to space, without having to go to space

Posted Feb 2015
16:58

Peter Weinstock

Lifelike simulations that make real-life surgery safer

Posted Mar 2017
5:09

Fabio Pacucci

Newton's three-body problem explained

Posted Aug 2020
6:28

Raymond Wang

How germs travel on planes — and how we can stop them

Posted Dec 2015
18:20

Torsten Reil

Animate characters by evolving them

Posted Jul 2008
21:42

Ricardo Semler

How to run a company with (almost) no rules

Posted Feb 2015
12:25

Lee Smolin

Science and democracy

Posted Nov 2008
12:51

Katie Bouman

How to take a picture of a black hole

Posted Apr 2017
25:07

Rick Smolan

The story of a girl

Posted Jul 2008
10:06

Emma Hart

Self-assembling robots and the potential of artificial evolution

Posted Mar 2022
6:18

Hod Lipson

Building "self-aware" robots

Posted Oct 2007
12:00

Herman Narula

The transformative power of video games

Posted Oct 2019
17:57

Abe Davis

New video technology that reveals an object's hidden properties

Posted May 2015
15:53

Robert Lang

The math and magic of origami

Posted Jul 2008
9:41

Michelle Borkin

Can astronomers help doctors?

Posted Jan 2012
9:02

Daniel Pauly

The ocean's shifting baseline

Posted Feb 2012
19:21

Trillion Small

How can we overcome a fear of love?

Posted Dec 2018
7:53

Samuel Cohen

Alzheimer's is not normal aging — and we can cure it

Posted Sep 2015
11:48

Sajay Samuel

How college loans exploit students for profit

Posted Jun 2016
19:14

Naomi Oreskes

Why we should trust scientists

Posted Jun 2014
11:11

Aicha Evans

Your self-driving robotaxi is almost here

Posted Nov 2021
19:00

George Smoot

The design of the universe

Posted Nov 2008
6:12

James Patten

The best computer interface? Maybe ... your hands

Posted Apr 2014
9:43

Reggie Watts

Beats that defy boxes

Posted May 2012
8:39

Karoliina Korppoo

How a video game might help us build better cities

Posted Sep 2017
22:56

Ray Kurzweil

The accelerating power of technology

Posted Nov 2006
21:09

Nick Bostrom

How civilization could destroy itself — and 4 ways we could prevent it

Posted Dec 2019
12:09

Matt Langione

The promise of quantum computers

Posted Feb 2021
9:00

Jennifer Healey

If cars could talk, accidents might be avoidable

Posted Apr 2013
4:19

Kelli Sandman-Hurley

What is dyslexia?

Posted Jul 2013
12:49

Manuel Lima

A visual history of human knowledge

Posted Aug 2015
4:35

Eleanor Nelsen

Would you sacrifice one person to save five?

Posted Jan 2017