Sunday 3 April 2016

Activate cloaking device: Hiding Earth from unfriendly aliens using lasers



In recent years, mankind has become very good at finding other planets. Using instruments like the Kepler Space Telescope, scientists have, to date, discovered over 2,000 planets outside our Solar System, but what if some of those planets are inhabited by beings we'd rather not talk to, much less have drop in? Just in case any potential visitors are less ET and more Aliens, a pair of Columbia University scientists have figured out how to use lasers to hide the Earth from prying eyes by camouflaging its light signature.

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Category: Space

Tags:
Laser
Columbia University
Exoplanet

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