Nancy Frates: Why my family started the ALS Ice Bucket Challenge. The rest is history
86,281 views
2014-11-19
Tiny satellites that photograph the entire planet, every day | Will Marshall
235,082 views
2014-11-18
David Grady: How to save the world (or at least yourself) from bad meetings
441,060 views
2014-11-17
Ethan Nadelmann: Why we need to end the War on Drugs
324,855 views
2014-11-12
Ramanan Laxminarayan: The coming crisis in antibiotics
105,881 views
2014-11-10
Haas&Hahn: How painting can transform communities
220,261 views
2014-11-07
Kare Anderson: Be an opportunity maker
143,116 views
2014-11-05
Debra Jarvis: Yes, I survived cancer. But that doesn't define me
60,313 views
2014-10-30
Photos that give voice to the animal kingdom | Frans Lanting
381,447 views
2014-10-29
Sergei Lupashin: A flying camera ... on a leash
113,141 views
2014-10-28
Marc Abrahams: A science award that makes you laugh, then think
176,603 views
2014-10-24
Joy Sun: Should you donate differently?
116,672 views
2014-10-22
Kitra Cahana: My father, locked in his body but soaring free
87,774 views
2014-10-17
The Future of Early Cancer Detection? | Jorge Soto | TED Talks
137,317 views
2014-10-15
Myriam Sidibe: The simple power of handwashing
169,470 views
2014-10-14
One more reason to get a good night’s sleep | Jeff Iliff
1,722,625 views
2014-10-13
Glenn Greenwald: Why privacy matters
910,153 views
2014-10-10
Pia Mancini: How to upgrade democracy for the Internet era
115,883 views
2014-10-08
Daria van den Bercken: Why I take the piano on the road … and in the air
140,091 views
2014-10-03
Nancy Kanwisher: A neural portrait of the human mind
195,707 views
2014-10-02
Francis de los Reyes: Sanitation is a basic human right
58,828 views
2014-09-29
Matthew O'Reilly: "Am I dying?" The honest answer.
305,396 views
2014-09-25
Eman Mohammed: The courage to tell a hidden story
99,880 views
2014-09-24
Kenneth Cukier: Big data is better data
541,530 views
2014-09-23
The state of the climate -- and what we might do about it | Nicholas Stern
86,472 views
2014-09-22
Avi Reichental: What’s next in 3D printing
260,246 views
2014-09-18
Mac Barnett: Why a good book is a secret door
330,385 views
2014-09-17
Uldus Bakhtiozina: Wry photos that turn stereotypes upside down
110,657 views
2014-09-12
How not to be ignorant about the world | Hans and Ola Rosling
3,030,839 views
2014-09-11
I am the son of a terrorist. Here's how I chose peace | Zak Ebrahim
3,370,231 views
2014-09-09
Shubhendu Sharma: How to grow a tiny forest anywhere
298,819 views
2014-09-04
Isabel Allende: How to live passionately—no matter your age | TED
462,757 views
2014-09-03
Sally Kohn: Don’t like clickbait? Don’t click
151,133 views
2014-08-28
Meera Vijayann: Find your voice against gender violence
125,463 views
2014-08-27
Martin Rees: Can we prevent the end of the world?
152,413 views
2014-08-25
Ziyah Gafić: Everyday objects, tragic histories
59,861 views
2014-08-22
Depressed dogs, cats with OCD -- what animal madness means for us humans | Laurel Braitman
265,098 views
2014-08-21
Jarrett J. Krosoczka: Why lunch ladies are heroes
156,001 views
2014-08-20
Tim Berners-Lee: A Magna Carta for the web
158,529 views
2014-08-18
The danger of silence | Clint Smith | TED
2,459,233 views
2014-08-15
Hubertus Knabe: The dark secrets of a surveillance state
137,106 views
2014-08-06
Ze Frank: Are you human?
1,764,740 views
2014-07-18
Nikolai Begg: A tool to fix one of the most dangerous moments in surgery
134,408 views
2014-07-15
Why I love a country that once betrayed me | George Takei
1,673,626 views
2014-07-04
Which country does the most good for the world? | Simon Anholt
5,147,540 views
2014-07-02
How to Speak So That People Want to Listen | Julian Treasure | TED
45,575,290 views
2014-06-27
Billy Collins: Two poems about what dogs think (probably)
215,836 views
2014-06-20
How to make hard choices | Ruth Chang
1,970,822 views
2014-06-18