Imagine being able to flip a material from transparent to opaque, or reshape its properties in less than a billionth of a ...
Instantly turning a material from opaque to transparent, or from a conductor to an insulator, is no longer the stuff of ...
appears—a rainbow, a sunset, a pulse of heat lightning in a dark sky, the shimmering surface of the sea at twilight, the dappled light in a forest, the little red dot from a professor's laser ...