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

1. 7:11

   Nathan Wolfe: What's left to explore?

   TED · May 21, 2012 · 46.1K views

2. 6:32

   One year of turning the world inside out | JR

   TED · May 18, 2012 · 201.5K views

3. 5:00

   Carl Schoonover: How to look inside the brain

   TED · May 17, 2012 · 78K views

4. 11:47

   How to build your creative confidence | David Kelley

   TED · May 16, 2012 · 2.4M views

5. 4:27

   Jean-Baptiste Michel: The mathematics of history

   TED · May 15, 2012 · 94.8K views

6. 17:41

   The optimism bias | Tali Sharot

   TED · May 14, 2012 · 574.3K views

7. 4:08

   Renny Gleeson: 404, the story of a page not found

   TED · May 11, 2012 · 235.2K views

8. 20:29

   Feats of memory anyone can do | Joshua Foer

   TED · May 10, 2012 · 2.1M views

9. 10:29

   Karen Bass: Unseen footage, untamed nature

   TED · May 9, 2012 · 105.7K views

10. 8:09

    JP Rangaswami: Information is food

    TED · May 8, 2012 · 71.5K views

11. 20:14

    Michael Tilson Thomas: Music and emotion through time

    TED · May 7, 2012 · 701.5K views

12. 18:25

    Rory Sutherland: Perspective is everything

    TED · May 4, 2012 · 1.8M views

13. 6:40

    Gary Kovacs: Tracking the trackers

    TED · May 3, 2012 · 181.8K views

14. 8:59

    Reuben Margolin: Sculpting waves in wood and time

    TED · May 2, 2012 · 50.9K views

15. 27:05

    Amory Lovins: A 40-year plan for energy

    TED · May 1, 2012 · 143.3K views

16. 12:07

    Liz Diller: A giant bubble for debate

    TED · Apr 30, 2012 · 41K views

17. 12:22

    Eduardo Paes: The 4 commandments of cities

    TED · Apr 26, 2012 · 67.7K views

18. 21:20

    The surprising science of happiness | Dan Gilbert

    TED · Apr 26, 2012 · 4.6M views

19. 16:21

    Our buggy moral code | Dan Ariely

    TED · Apr 26, 2012 · 295.6K views

20. 10:59

    How to buy happiness | Michael Norton

    TED · Apr 24, 2012 · 754.6K views