Results come from Exumo's own index. Data from YouTube; Exumo is not affiliated with YouTube.

1. 8:15

   Hod Lipson: Robots that are "self-aware"

   TED · Oct 13, 2007 · 117.8K views

2. 5:30

   Kenichi Ebina: Hip-hop dance and a little magic

   TED · Oct 13, 2007 · 123.1K views

3. 19:07

   Carolyn Porco: This is Saturn

   TED · Oct 12, 2007 · 56.7K views

4. 17:56

   John Maeda: Designing for simplicity

   TED · Sep 20, 2007 · 108.3K views

5. 17:49

   Zeresenay Alemseged: Finding the origins of humanity

   TED · Sep 18, 2007 · 64.2K views

6. 17:49

   Deborah Scranton: Scenes from "The War Tapes"

   TED · Sep 18, 2007 · 30.3K views

7. 17:42

   Steven Pinker: What our language habits reveal

   TED · Sep 11, 2007 · 452.7K views

8. 10:11

   My creations, a new form of life | Theo Jansen

   TED · Sep 6, 2007 · 1.4M views

9. 19:05

   Andrew Mwenda: Let's take a new look at African aid

   TED · Sep 4, 2007 · 114.2K views

10. 17:48

    Erin McKean: The joy of lexicography

    TED · Aug 30, 2007 · 74.7K views

11. 7:07

    Dean Kamen: New prosthetic arm for veterans

    TED · Aug 28, 2007 · 73.3K views

12. 17:31

    Jeff Skoll: Making movies that make change

    TED · Aug 23, 2007 · 42.7K views

13. 6:57

    Vusi Mahlasela: "Woza"

    TED · Aug 21, 2007 · 160.9K views

14. 12:04

    Vusi Mahlasela: "Thula Mama"

    TED · Aug 16, 2007 · 177.9K views

15. 19:35

    Chris Abani on the stories of Africa

    TED · Aug 9, 2007 · 36K views

16. 19:28

    Patrick Awuah: Educating a new generation of African leaders

    TED · Aug 8, 2007 · 90K views

17. 19:46

    George Ayittey: Cheetahs vs. Hippos for Africa's future

    TED · Aug 1, 2007 · 91.1K views

18. 6:10

    William Kamkwamba: How I built a windmill

    TED · Aug 1, 2007 · 1.4M views

19. 6:46

    Allison Hunt: How I got my new hip

    TED · Jul 26, 2007 · 17.4K views

20. 11:43

    David Bolinsky: Visualizing the wonder of a living cell

    TED · Jul 24, 2007 · 212.4K views