In this photo, stuntman Floyd Parsons is becoming the first person to jump from a speeding motorboat to a flying airplane.
"While the boat was speeding nearly a mile a minute the plane came up from behind, dangling a rope ladder from its under carriage. Parsons, poised on the stern of the boat, grabbed the ladder as it passed, and climbed to the plane as it rushed through the air."
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.