This week we bid adieu to one of the great minds of his or any generation. Steve, we'll miss you. In our own little way, here's our tribute--Steve gracing the pages of Popular Science for the past 30-plus years, an essay examining the way he fulfilled the futuristic visions of the past, and a roundup of other great elegies.
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.