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16:38
Ory Okolloh
How I became an activist
20:34
Eleni Gabre-Madhin
A commodities exchange for Ethiopia
17:34
Franco Sacchi
A tour of Nollywood, Nigeria's booming film industry
4:12
William Kamkwamba
How I built a windmill
5:10
Dean Kamen
Luke, a new prosthetic arm for soldiers
24:07
Bill Clinton
My wish: Rebuilding Rwanda
22:35
E.O. Wilson
My wish: Build the Encyclopedia of Life
6:18
Hod Lipson
Building "self-aware" robots
29:51
Richard Branson
Life at 30,000 feet
17:10
Jonathan Harris
The Web's secret stories
3:58
Nick Sears
Demo: The Orb
17:09
Carolyn Porco
This is Saturn
16:03
Jan Chipchase
The anthropology of mobile phones
18:56
Lawrence Lessig
Laws that choke creativity
13:39
Robin Chase
The idea behind Zipcar (and what comes next)
23:34
VS Ramachandran
3 clues to understanding your brain
6:10
Stephen Lawler
Tour Microsoft's Virtual Earth
4:39
Anand Agarawala
Rethink the desktop with BumpTop
4:15
David Pogue
The music wars
17:52
John Doerr
Salvation (and profit) in greentech
3:50
David Hoffman
Sputnik mania
17:43
Bill Stone
Inside the world's deepest caves
16:02
Murray Gell-Mann
Beauty, truth and ... physics?
15:59
John Maeda
Designing for simplicity
7:30
Blaise Agüera y Arcas
How PhotoSynth can connect the world's images
16:37
Will Wright
Spore, birth of a game
20:37
Alan Kay
A powerful idea about ideas
8:13
Theo Jansen
My creations, a new form of life
17:36
Deborah Scranton
An Iraq war movie crowd-sourced from soldiers
9:45
David Bolinsky
Visualizing the wonder of a living cell
5:27
David Gallo
Underwater astonishments
10:40
Raul Midon
"Tembererana"
9:18
Gever Tulley
5 dangerous things you should let your kids do
18:02
J.J. Abrams
The mystery box
14:39
David S. Rose
How to pitch to a VC
3:31
Adam Grosser
A mobile fridge for vaccines
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