What if Everything You Know is Wrong: Bob McDonald at TEDxVictoria 2013

Why do we believe things that aren't true? | Philip Fernbach | TEDxMileHigh

The Unusual Earth Orbit Circling Above Our Ancient Past | Roger G. Gilbertson | TEDxColoradoSprings

Everything is Connected -- Here's How: | Tom Chi | TEDxTaipei

When money isn’t real: the $10,000 experiment | Adam Carroll | TEDxLondonBusinessSchool

Is Time Travel, Especially Into the Past Possible? | Matt Szydagis | TEDxSchenectady

How to learn any language in six months | Chris Lonsdale | TEDxLingnanUniversity

5 steps to designing the life you want | Bill Burnett | TEDxStanford

The Roots of Religion: Genevieve Von Petzinger at TEDxVictoria

TEDxOrangeCoast - Daniel Amen - Change Your Brain, Change Your Life

How not to take things personally? | Frederik Imbo | TEDxMechelen

The first 20 hours -- how to learn anything | Josh Kaufman | TEDxCSU

Is the house of history built on foundations of sand? | Graham Hancock | TEDxReading

How To Eliminate Self Doubt Forever & The Power of Your Unconscious Mind | Peter Sage | TEDxPatras

The science of emotions: Jaak Panksepp at TEDxRainier

How to make diseases disappear | Rangan Chatterjee | TEDxLiverpool

Why do we ask questions? Michael "Vsauce" Stevens at TEDxVienna

Power Foods for the Brain | Neal Barnard | TEDxBismarck

Stoicism as a philosophy for an ordinary life | Massimo Pigliucci | TEDxAthens

Choices that can Change your Life | Caroline Myss | TEDxFindhornSalon

Why fasting bolsters brain power: Mark Mattson at TEDxJohnsHopkinsUniversity