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

1. 17:04

   Mac Barnett: Why a good book is a secret door

   TED · Sep 17, 2014 · 340.4K views

2. 17:44

   Andrew Connolly: What's the next window into our universe?

   TED · Sep 16, 2014 · 85K views

3. 18:18

   What makes us get sick? Look upstream | Rishi Manchanda

   TED · Sep 15, 2014 · 243.3K views

4. 4:08

   Uldus Bakhtiozina: Wry photos that turn stereotypes upside down

   TED · Sep 12, 2014 · 111K views

5. 19:10

   How not to be ignorant about the world | Hans and Ola Rosling

   TED · Sep 11, 2014 · 3.1M views

6. 6:22

   Dan Barasch: A park underneath the hustle and bustle of New York City

   TED · Sep 10, 2014 · 78.1K views

7. 9:14

   I am the son of a terrorist. Here's how I chose peace | Zak Ebrahim

   TED · Sep 9, 2014 · 3.4M views

8. 17:29

   Colin Grant: The son of a difficult father

   TED · Sep 5, 2014 · 100.6K views

9. 4:27

   Shubhendu Sharma: How to grow a tiny forest anywhere

   TED · Sep 4, 2014 · 302.4K views

10. 8:21

    Isabel Allende: How to live passionately—no matter your age | TED

    TED · Sep 3, 2014 · 476.1K views

11. 17:22

    Why does the universe exist? | Jim Holt | TED

    TED · Sep 2, 2014 · 8.3M views

12. 6:18

    Jill Shargaa: Please, please, people. Let's put the 'awe' back in 'awesome'

    TED · Aug 29, 2014 · 184.3K views

13. 4:41

    Sally Kohn: Don’t like clickbait? Don’t click

    TED · Aug 28, 2014 · 151.7K views

14. 14:03

    Meera Vijayann: Find your voice against gender violence

    TED · Aug 27, 2014 · 126.1K views

15. 10:05

    Rose Goslinga: Crop insurance, an idea worth seeding

    TED · Aug 26, 2014 · 55.5K views

16. 6:57

    Martin Rees: Can we prevent the end of the world?

    TED · Aug 25, 2014 · 153K views

17. 4:33

    Ziyah Gafić: Everyday objects, tragic histories

    TED · Aug 22, 2014 · 60.1K views

18. 19:33

    Depressed dogs, cats with OCD -- what animal madness means for us humans | Laurel Braitman

    TED · Aug 21, 2014 · 267.7K views

19. 5:25

    Jarrett J. Krosoczka: Why lunch ladies are heroes

    TED · Aug 20, 2014 · 163.4K views

20. 5:44

    Aziza Chaouni: How I brought a river, and my city, back to life

    TED · Aug 19, 2014 · 63.8K views