"We all look through family albums. We all hear stories at the dinner table. ... They become incorporated into what we believe we actually remember." — Scott Fraser Marc Grimberg/Getty Images hide caption

itoggle caption Marc Grimberg/Getty Images

Memory Games

Memory is malleable, dynamic and elusive. In this hour, TED speakers discuss how a nimble memory can improve your life, and how a frail one might ruin someone else's.

Friday

"You exist in this galaxy, you exist around this star, you exist on this planet, you are a member of this species — and all of these are part of knowing what you are." - David Christian iStockphoto hide caption

itoggle caption iStockphoto