Built to withstand construction sites, this radio’s aluminum cage lets it keep playing, even after a 30-foot drop, while a watertight port keeps your MP3 player safe. Plus, its five speakers deliver 360 degrees of sound. $200; boschtools.com
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.