ideas.ted.com

Human beings have made enormous changes to Earth, reshaping it, developing it and generally altering it so much that in many cases its pre-human condition has become unrecognizable. In this far-ranging conversation, ecologist Erle Ellis and landscape architect Bradley Cantrell discuss what this means for ecology and architecture … and how we might think about protecting our planet.

Want to be happy? Slow down. | ideas.ted.com

In this free-wheeling discussion at TED Global in October 2014, Buddhist monk Matthieu Ricard talked with journalist and writer Pico Iyer about how to spend time meaningfully.

Esta Soler and Leslie Morgan Steiner talk about the NFL and how to end domestic violence.

Zak Ebrahim is the son of a terrorist. Phyllis Rodriguez lost her son on 9/11. In an inspiring conversation, the two share their personal histories of lives devastated by violence — and rebuilt by tolerance.

See-saw | Antique Sports Illustrations

Does money make you mean? Does lack of money make you sick? Epidemiologist Richard Wilkinson and social psychologist Paul Piff discuss the human effects of economic and social inequality.

What can be guessed about you from your online behavior? Two computer privacy experts — economist Alessandro Acquisti and computer scientist Jennifer Golbeck — on how little we know about how much others know.