John Hunter puts all the problems of the world on a 4'x5' plywood board -- and lets his 4th-graders solve them. At TED2011, he explains how his World Peace Game engages schoolkids, and why the complex lessons it teaches -- spontaneous,...

21st century spies have some serious tech at their disposal but back in the 1970s, things were a little more DIY. This is the story of a spy device disguised as chapstick tubes that played a key part in America’s most infamous burglary,...