Many of the pavilions at the 2010 Expo in Shanghai are phenomenal, both inside and out. The USA pavilion, however, is neither. But far worse than being visually unimpressive (which it is), the essence of our representation at the largest World's Fair carries an even sadder message.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.