The world’s most sophisticated robots don’t assemble trucks or cruise around Mars. They’re designed to support our surging population of elderly and disabled citizens. Meet 10 of the most promising senior-friendly ’bots.
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.