Secrets of the Metamaterials that Will Make You Invisible

Invisibility used to be the stuff of comic books and Harry Potter novels. But this week, scientists from UC Berkeley have emerged with two new invisibility-producing "metamaterials," engineered substances that bend electromagnetic waves in ways they've never bent before. They call it "negative refraction." But you… » 8/12/08 3:20pm 8/12/08 3:20pm

Smart Paint Creates Moving Logos on Your Pop Bottles

One squirt of smart paint could create a small moving picture on the next bottle of pop you buy. This paint, which is being developed at the University of Warwick in the UK, essentially smears an electrical power system onto any surface: bottle, computer, even your hands. The electrified surface could then display a… » 3/04/08 7:00am 3/04/08 7:00am