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

1. 13:30

   What doctors don't know about the drugs they prescribe | Ben Goldacre

   TED · Sep 27, 2012 · 725.3K views

2. 18:33

   Clay Shirky: How the Internet will (one day) transform government

   TED · Sep 25, 2012 · 147.4K views

3. 14:08

   Andrew McAfee: Are droids taking our jobs?

   TED · Sep 24, 2012 · 164.8K views

4. 13:24

   Read Montague: What we're learning from 5,000 brains

   TED · Sep 24, 2012 · 47.6K views

5. 19:47

   Rachel Botsman: The currency of the new economy is trust

   TED · Sep 24, 2012 · 157.7K views

6. 12:22

   Ed Gavagan: A story about knots and surgeons

   TED · Sep 24, 2012 · 136.6K views

7. 9:22

   Bandi Mbubi: Demand a fair trade cell phone

   TED · Sep 24, 2012 · 31.5K views

8. 12:00

   Andrew Blum: What is the Internet, really?

   TED · Sep 19, 2012 · 466.4K views

9. 9:52

   Julian Treasure: Why architects need to use their ears

   TED · Sep 18, 2012 · 185.2K views

10. 14:27

    Sarah-Jayne Blakemore: The mysterious workings of the adolescent brain

    TED · Sep 17, 2012 · 914.3K views

11. 14:16

    Tristram Stuart: The global food waste scandal

    TED · Sep 17, 2012 · 336K views

12. 15:19

    A Choreographer's Creative Process in Real Time | Wayne McGregor | TED Talks

    TED · Sep 14, 2012 · 473.4K views

13. 14:59

    Susan Solomon: The promise of research with stem cells

    TED · Sep 13, 2012 · 98.1K views

14. 14:26

    Leslie T. Chang: The voices of China's workers

    TED · Sep 12, 2012 · 233K views

15. 12:23

    Mental Health for All by Involving All | Vikram Patel | TED Talks

    TED · Sep 11, 2012 · 319.9K views

16. 20:51

    Scott Fraser: The problem with eyewitness testimony

    TED · Sep 10, 2012 · 246K views

17. 15:57

    Antony Gormley: Sculpted space, within and without

    TED · Sep 7, 2012 · 105.4K views

18. 12:13

    Shyam Sankar: The rise of human-computer cooperation

    TED · Sep 6, 2012 · 64.4K views

19. 12:30

    Robert Neuwirth: The power of the informal economy

    TED · Sep 5, 2012 · 109.7K views

20. 6:21

    Before I die I want to... | Candy Chang

    TED · Sep 4, 2012 · 736.1K views