These gigantic mesh mushrooms spring up through the multi-story elevated walkway that separates the eastern and western halves of the Expo grounds. At night, they light up. Not technically a pavilion, but a major presence.
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.