TED is a non-profit organisation devoted to 'Ideas Worth Spreading'. They organise lectures and conferences on technology, entertainment and design (hence T.E.D.)

Here are a selection of TED lectures. More can be found at TED.com

Robert Hammond on the New York Highline (5:41)

Sunni Brown on why doodling and sketching are good things (5:51)

Graham Hill describes an everyday, accessible approach to minimalism

Caroline Steel on how food shapes cities (15:41)

William McDonough on cradle to cradle design (20:03)