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2007-12-07
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2007-12-07
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2007-12-04
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2007-12-04
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2007-11-15
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2007-11-15
David Keith: A surprising idea for "solving" climate change
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2007-11-15
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2007-10-30
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2007-10-26
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2007-10-23
Paul Rothemund: Casting spells with DNA
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2007-10-18
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2007-10-16
Hod Lipson: Robots that are "self-aware"
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2007-10-13
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2007-10-13
Kenichi Ebina: Hip-hop dance and a little magic
122,886 views
2007-10-13
Carolyn Porco: This is Saturn
56,363 views
2007-10-12
Paul MacCready: Flying on solar wings
223,254 views
2007-10-11
Stephen Petranek: 10 ways the world could end
127,869 views
2007-10-11
John Maeda: Designing for simplicity
106,790 views
2007-09-20
Zeresenay Alemseged: Finding the origins of humanity
62,212 views
2007-09-18
Deborah Scranton: Scenes from "The War Tapes"
30,070 views
2007-09-18
Steven Pinker: What our language habits reveal
445,747 views
2007-09-11
The surprising decline in violence | Steven Pinker
479,745 views
2007-09-11
My creations, a new form of life | Theo Jansen
1,396,957 views
2007-09-06
Andrew Mwenda: Let's take a new look at African aid
112,012 views
2007-09-04
Erin McKean: The joy of lexicography
73,581 views
2007-08-30
Dean Kamen: New prosthetic arm for veterans
72,974 views
2007-08-28
Jeff Skoll: Making movies that make change
42,399 views
2007-08-23
Vusi Mahlasela: "Thula Mama"
174,546 views
2007-08-16
Jacqueline Novogratz: Tackling poverty with "patient capita
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2007-08-14
Chris Abani on the stories of Africa
35,505 views
2007-08-09
Patrick Awuah: Educating a new generation of African leaders
87,978 views
2007-08-08
Euvin Naidoo: Africa as an investment
19,196 views
2007-08-01
Ngozi Okonjo-Iweala: Let's have a deeper discussion on aid
43,191 views
2007-08-01
George Ayittey: Cheetahs vs. Hippos for Africa's future
89,839 views
2007-08-01
William Kamkwamba: How I built a windmill
1,308,176 views
2007-08-01
Allison Hunt: How I got my new hip
17,317 views
2007-07-26
David Bolinsky: Visualizing the wonder of a living cell
209,939 views
2007-07-24
The 4 a.m. mystery | Rives
805,041 views
2007-07-19
Will Wright: Spore, birth of a game
61,625 views
2007-07-17
Emily Oster: What do we really know about the spread of AIDS?
30,388 views
2007-07-16
Jonathan Harris: The Web's secret stories
84,333 views
2007-07-10
Dangerous memes | Dan Dennett
508,190 views
2007-07-03
Inside the world's deepest caves | Bill Stone
83,217 views
2007-06-28
New insights on poverty | Hans Rosling
432,566 views
2007-06-26
Blaise Aguera y Arcas: Jaw-dropping Photosynth demo
46,398 views
2007-06-26
Stephen Lawler: Look! Up in the sky! It's Virtual Earth!
19,247 views
2007-06-21
David Rockwell: Building the Ground Zero viewing platform
11,357 views
2007-06-20