Color-changing mood rings, forehead fever strips and car-shade indicators all change hues as they warm and cool, thanks to a ...

Engineers at Queen Mary University of London have built a new color-changing tactile sensor, which allows robots to "see" and touch in real-time. The novel idea was invented by Giacomo Sasso, a ...

Researchers from the Molecular Physics and Physical Chemistry departments of the Fritz Haber Institute have shown how two ...

Today's antipersonnel land mines are small and often have plastic casings that standard metal detectors cannot register.