Herman Miller Setu
Sit comfortably no matter how you squirm. The Setu’s injection-molded plastic flexes at different rates in different spots—like tilting your spine back and your knees up as you recline—thanks to cutouts that dot the frame. From $500; hermanmiller.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.