The invisibility cloak has long been an idea present mostly in comic books and sci-fi novels — remember the Cloak of Invisibility from J.K. Rowling's "Harry Potter" books or the scramble suit from Philip K. Dick's "A Scanner Darkly"?
Well, every...
The invisibility cloak has long been an idea present mostly in comic books and sci-fi novels — remember the Cloak of Invisibility from J.K. Rowling's "Harry Potter" books or the scramble suit from Philip K. Dick's "A Scanner Darkly"?
Well, every...