Pentagon-backed ‘time cloak’ stops the clock


By Seth Borenstein – It’s one thing to make an object invisible, like Harry Potter’s mythical cloak. But scientists have made an entire event impossible to see. They have invented a time masker.

The scientists created a lens of not just light, but time. Their method splits light, speeding up one part of light and slowing down another. It creates a gap and that gap is where an event is masked.

“You kind of create a hole in time where an event takes place,” said study co-author Alexander Gaeta, director of Cornell‘s School of Applied and Engineering Physics. “You just don’t know that anything ever happened.” more> http://is.gd/ILe9RK

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One response to “Pentagon-backed ‘time cloak’ stops the clock

  1. Pingback: Harry Potter Might Not Lend You His Invisible Cloak, But You Can Always Ask Dr. Susumu Tachi For One | EssayBoard

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