Jan. 7, 2012— -- Forget wrapping an object – say, Harry Potter – in a cloak of invisibility. How about hiding an event using time? What may be a distant dream for this year's Indianapolis Colts ...

Researchers at Purdue University may have created the first practical way to communicate with absolute secrecy by concealing messages in time using tricks of laser light and fiber optics. The ...

Invisibility cloaking illustrating how cloaking works using electromagnetic cloaking. On the left, electromagnetic waves, which could be light, scatter upon hitting the cylinder in the middle. On the ...

Physicists Moti Fridman and colleagues at Cornell University (Ithaca, NY) have successfully demonstrated a time-cloaking device that can “hide” time for 15 trillionths of a second. In a paper ...