Nothing says craftsmanship like well-made dovetail joints, but who says sturdy has to be stodgy? Leigh's new jig lets you cut seemingly-impossible curvy Isoloc joints with ease. But good luck convincing your friends you did them yourself.
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.