At the moment the idea of an invisibility cloak remains theoretical, and scientists are spending their time on theoretical models to see how a device designed to ‘hide’ an object could be rendered.

In “Invisibility,” the professor of physics and optical science Gregory J. Gbur examines the past and future of everyone’s favorite plot device. By Nathaniel Rich When you purchase an independently ...

Science has been chasing the mythical invisibility cloak for years, and recent experiments have even shown the concept to be valid. But what if you want to go beyond simply hiding something from the ...