Did you ever once doubt that extreme radio-controlled airplane flying would exist, somewhere? Proof of just that is above, in a video showing practitioners of dynamic soaring, a technique that utilizes specialized wind phenomenon to get RC gliders looping through the air at world-record speeds nearing 400MPH. So how does it all work?
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.