Imagine a clock that doesn't have electricity, but its hands and gears spin on their own for all eternity. In a new study, ...

A prototype of bifocal eyeglasses uses liquid crystals and electric fields to switch between modes that aid in nearby and ...

Physicists at the University of Colorado Boulder have created the first time crystal that humans can actually see, using liquid crystals that swirl into never-ending patterns when illuminated by light ...