Nancy Frates: Why my family started the ALS Ice Bucket Challenge. The rest is history
86,131 views
2014-11-19
Tiny satellites that photograph the entire planet, every day | Will Marshall
234,583 views
2014-11-18
David Grady: How to save the world (or at least yourself) from bad meetings
435,698 views
2014-11-17
Ethan Nadelmann: Why we need to end the War on Drugs
323,898 views
2014-11-12
Ramanan Laxminarayan: The coming crisis in antibiotics
105,709 views
2014-11-10
Haas&Hahn: How painting can transform communities
218,983 views
2014-11-07
Kare Anderson: Be an opportunity maker
142,657 views
2014-11-05
Debra Jarvis: Yes, I survived cancer. But that doesn't define me
60,198 views
2014-10-30
Photos that give voice to the animal kingdom | Frans Lanting
381,275 views
2014-10-29
Sergei Lupashin: A flying camera ... on a leash
113,104 views
2014-10-28
Marc Abrahams: A science award that makes you laugh, then think
176,269 views
2014-10-24
Joy Sun: Should you donate differently?
115,944 views
2014-10-22
Kitra Cahana: My father, locked in his body but soaring free
87,714 views
2014-10-17
The Future of Early Cancer Detection? | Jorge Soto | TED Talks
137,028 views
2014-10-15
Myriam Sidibe: The simple power of handwashing
167,895 views
2014-10-14
One more reason to get a good night’s sleep | Jeff Iliff
1,719,201 views
2014-10-13
Glenn Greenwald: Why privacy matters
906,164 views
2014-10-10
Pia Mancini: How to upgrade democracy for the Internet era
115,045 views
2014-10-08
Daria van den Bercken: Why I take the piano on the road … and in the air
138,947 views
2014-10-03
Nancy Kanwisher: A neural portrait of the human mind
194,578 views
2014-10-02
Francis de los Reyes: Sanitation is a basic human right
58,695 views
2014-09-29
Matthew O'Reilly: "Am I dying?" The honest answer.
304,554 views
2014-09-25
Eman Mohammed: The courage to tell a hidden story
99,755 views
2014-09-24
Kenneth Cukier: Big data is better data
539,234 views
2014-09-23
The state of the climate -- and what we might do about it | Nicholas Stern
86,314 views
2014-09-22
Avi Reichental: What’s next in 3D printing
260,145 views
2014-09-18
Mac Barnett: Why a good book is a secret door
327,784 views
2014-09-17
Uldus Bakhtiozina: Wry photos that turn stereotypes upside down
110,621 views
2014-09-12
How not to be ignorant about the world | Hans and Ola Rosling
3,021,547 views
2014-09-11
I am the son of a terrorist. Here's how I chose peace | Zak Ebrahim
3,367,918 views
2014-09-09
Shubhendu Sharma: How to grow a tiny forest anywhere
298,081 views
2014-09-04
Isabel Allende: How to live passionately—no matter your age | TED
459,948 views
2014-09-03
Sally Kohn: Don’t like clickbait? Don’t click
151,065 views
2014-08-28
Meera Vijayann: Find your voice against gender violence
125,403 views
2014-08-27
Martin Rees: Can we prevent the end of the world?
152,278 views
2014-08-25
Ziyah Gafić: Everyday objects, tragic histories
59,788 views
2014-08-22
Depressed dogs, cats with OCD -- what animal madness means for us humans | Laurel Braitman
264,704 views
2014-08-21
Jarrett J. Krosoczka: Why lunch ladies are heroes
153,765 views
2014-08-20
Tim Berners-Lee: A Magna Carta for the web
157,530 views
2014-08-18
The danger of silence | Clint Smith | TED
2,440,792 views
2014-08-15
Hubertus Knabe: The dark secrets of a surveillance state
136,681 views
2014-08-06
Ze Frank: Are you human?
1,762,180 views
2014-07-18
Nikolai Begg: A tool to fix one of the most dangerous moments in surgery
134,373 views
2014-07-15
Why I love a country that once betrayed me | George Takei
1,663,488 views
2014-07-04
Which country does the most good for the world? | Simon Anholt
5,142,355 views
2014-07-02
How to Speak So That People Want to Listen | Julian Treasure | TED
44,813,097 views
2014-06-27
Billy Collins: Two poems about what dogs think (probably)
214,785 views
2014-06-20
How to make hard choices | Ruth Chang
1,940,564 views
2014-06-18