Have you ever imagined how interstellar travel could work? | Ryan Weed | TEDxDanubia
17:58
The Exploration and Colonization of Mars: Why Mars? Why Humans? | Dr. Joel Levine | TEDxRVA
24:02
Is Time Travel, Especially Into the Past Possible? | Matt Szydagis | TEDxSchenectady
12:41
Wanted: A Science of UFOs | Alexander Wendt | TEDxColumbus
18:32
Matter and Antimatter | Prof. Jeffrey S. Hangst | TEDxDanubia
14:05
How the colors around you impact your mood | Dagny Thurmann-Moe | TEDxArendal
14:22
Beyond the singularity: The search for extraterrestrial technologies | Andrew Siemion | TEDxBerkeley
11:26
Por que a maioria esta sempre errada | Paul Rulken | TEDxMaastricht
15:48