How can we better protect astronauts from space radiation? | Sarah Baatout | TEDxAntwerp
17:33
Why renewables can’t save the planet | Michael Shellenberger | TEDxDanubia
14:07
Space Medicine: Healthcare Beyond Limits | Lauren Church | TEDxKingsCollegeLondon
24:15
The Fourth Phase of Water: Dr. Gerald Pollack at TEDxGuelphU
8:49
Astrobiology: The Search for Life Beyond Earth | Marta Filipa Cortesão | TEDxUniversityOfPorto
17:54
What you don't know about hearing aids | Juliëtte Sterkens | TEDxOshkosh
19:27
The first 20 hours -- how to learn anything | Josh Kaufman | TEDxCSU
16:40
How to create real connection | Jenny (Jing) Xu | TEDxChattanooga
17:13