IF YOU shine a laser on the floor, where does the light go? With the right preparation, some of it might pop out at the other side of the world – an effect that could be exploited to transmit secret messages through the ground.
(Via New Scientist.)
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This entry was posted by fekaylius on Friday, April 24th, 2009 at 5:12 PM.
It is filed under inputs and has these tags: communication, future, laser, technology.
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