Big problems
A collection of TED Talks (and more) on the topic of big problems.
Video playlists about Big problems
The big picture
Must-listen talks about the future of the environment, crime, technology, government and the human race.
Everything you thought ... was wrong
12 counterintuitive talks to flip your thinking on everything from shoes to aid organizations to the universe.
Episode: Solving It
In this hour, TED speakers share some big ideas on how to solve the seemingly impossible. Listen now