BusinessWeek has a big story today on 3-D printers and how great they are. Of course, we all are way ahead of them, having already examined the dream projects of 3-D printing's brightest stars, among lots of other things. What we didn't know was that 3-D printers could be used as a (totally legal!) supply shop for street toughs like these teenage ruffians in the back alleys of Santa Clara, CA.
From the article: "'I will stab you with flash drives,' Riley tells Vernon, a skinny boy with a braided rattail who shows off a pair of freshly made plastic brass knuckles."
It's like West Side Story, but with future engineers instead of future dancers.
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.