What if Everything You Know is Wrong: Bob McDonald at TEDxVictoria 2013
15:51
Why do we believe things that aren't true? | Philip Fernbach | TEDxMileHigh
17:30
Why We are Alone in the Galaxy | Marc Defant | TEDxUSF
24:02
Is Time Travel, Especially Into the Past Possible? | Matt Szydagis | TEDxSchenectady
18:14
How to Succeed Without Confidence, Motivation, or Healing | Evy Poumpouras | TEDxAthens
19:33
The Roots of Religion: Genevieve Von Petzinger at TEDxVictoria
17:33
Artificial Intelligence: it will kill us | Jay Tuck | TEDxHamburgSalon
15:41
When money isn’t real: the $10,000 experiment | Adam Carroll | TEDxLondonBusinessSchool
15:01