Twelve TED speakers on the biggest issues facing our world.
Originally posted on TED Blog:
Ready for a Sunday binge of talks that will make your head spin? In this new playlist, twelve speakers take on our biggest issues: shifting global powers, the value of democracy, climate change, the nature of time, the future evolution of the human race. Some of these talks bring good news and some bring potential bad news — and all of them bring to mind new questions as they supply answers to old ones.