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Most viewed
3:12
Dean Ornish
Your genes are not your fate
Posted
Jun 2008
17:18
George Dyson
The birth of the computer
Posted
Jun 2008
18:19
Robert Ballard
The astonishing hidden world of the deep ocean
Posted
May 2008
17:51
Paul Ewald
Can we domesticate germs?
Posted
May 2008
17:44
Paul Stamets
6 ways mushrooms can save the world
Posted
May 2008
14:59
Brian Cox
CERN's supercollider
Posted
Apr 2008
19:06
Brian Greene
Making sense of string theory
Posted
Apr 2008
16:43
Ernest Madu
World-class health care
Posted
Apr 2008
27:54
Al Gore
New thinking on the climate crisis
Posted
Apr 2008
10:12
Stephen Hawking
Questioning the universe
Posted
Apr 2008
3:50
David Hoffman
Sputnik mania
Posted
Apr 2008
17:57
Clifford Stoll
The call to learn
Posted
Mar 2008
4:02
Christopher deCharms
A look inside the brain in real time
Posted
Mar 2008
24:50
Neil Turok
My wish: Find the next Einstein in Africa
Posted
Mar 2008
18:19
Jill Bolte Taylor
My stroke of insight
Posted
Mar 2008
15:54
Craig Venter
On the verge of creating synthetic life
Posted
Mar 2008
6:42
Roy Gould + Curtis Wong
A preview of the WorldWide Telescope
Posted
Feb 2008
8:38
George Dyson
The story of Project Orion
Posted
Feb 2008
17:25
Michael Pollan
A plant's-eye view
Posted
Feb 2008
5:27
David Gallo
Underwater astonishments
Posted
Jan 2008
20:31
Deborah Gordon
The emergent genius of ant colonies
Posted
Jan 2008
19:44
Amory Lovins
Winning the oil endgame
Posted
Dec 2007
16:02
Murray Gell-Mann
Beauty, truth and ... physics?
Posted
Dec 2007
19:24
Robert Full
The sticky wonder of gecko feet
Posted
Nov 2007
18:10
Juan Enriquez
Using biology to rethink the energy challenge
Posted
Nov 2007
15:58
David Keith
A critical look at geoengineering against climate change
Posted
Nov 2007
4:59
Paul Rothemund
Playing with DNA that self-assembles
Posted
Nov 2007
22:18
Sherwin Nuland
How electroshock therapy changed me
Posted
Oct 2007
23:34
VS Ramachandran
3 clues to understanding your brain
Posted
Oct 2007
17:09
Carolyn Porco
This is Saturn
Posted
Oct 2007
29:42
Stephen Petranek
10 ways the world could end
Posted
Sep 2007
15:51
Zeresenay Alemseged
The search for humanity's roots
Posted
Sep 2007
5:10
Dean Kamen
Luke, a new prosthetic arm for soldiers
Posted
Aug 2007
9:45
David Bolinsky
Visualizing the wonder of a living cell
Posted
Jul 2007
15:34
Emily Oster
Flip your thinking on AIDS in Africa
Posted
Jul 2007
16:41
Tierney Thys
Swim with the giant sunfish
Posted
May 2007
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