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20:40
Daphne Koller
What we're learning from online education
16:43
James Stavridis
A Navy Admiral's thoughts on global security
19:02
Jason McCue
Terrorism is a failed brand
6:04
Max Little
A test for Parkinson's with a phone call
9:21
Manu Prakash
A 50-cent microscope that folds like origami
14:25
Leslie T. Chang
The voices of China's workers
14:26
Sanjay Pradhan
How open data is changing international aid
14:30
Cesar Harada
A novel idea for cleaning up oil spills
12:43
Noah Wilson-Rich
Every city needs healthy honey bees
13:41
Rory Stewart
Why democracy matters
9:21
Arunachalam Muruganantham
How I started a sanitary napkin revolution!
15:42
Edi Rama
Take back your city with paint
11:10
Boghuma Kabisen Titanji
Ethical riddles in HIV research
20:50
Scott Fraser
Why eyewitnesses get it wrong
15:12
Nirmalya Kumar
India's invisible innovation
15:47
Scilla Elworthy
Fighting with nonviolence
14:08
Vinay Venkatraman
Technology crafts for the digitally underserved
15:28
Shereen El-Feki
HIV -- how to fight an epidemic of bad laws
11:35
Wolfgang Kessling
How to air-condition outdoor spaces
13:20
Hans Rosling
Religions and babies
16:34
Rebecca Onie
What if our health care system kept us healthy?
25:27
Melinda Gates
Let's put birth control back on the agenda
10:20
Bart Knols
3 new ways to kill mosquitoes
18:35
David MacKay
A reality check on renewables
14:39
Leymah Gbowee
Unlock the intelligence, passion, greatness of girls
23:41
Bryan Stevenson
We need to talk about an injustice
5:17
Nancy Lublin
Texting that saves lives
17:51
James Hansen
Why I must speak out about climate change
6:11
Peter Norvig
The 100,000-student classroom
15:45
Todd Humphreys
How to fool a GPS
7:50
Michael McDaniel
Cheap, effective shelter for disaster relief
18:16
David R. Dow
Lessons from death row inmates
19:21
Lisa Kristine
Photos that bear witness to modern slavery
18:29
Paddy Ashdown
The global power shift
4:59
Jake Wood
A new mission for veterans -- disaster relief
13:16
Gayle Tzemach Lemmon
Women entrepreneurs, example not exception
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