19-06-2012 14:49 Just when you think you understand it, light will do some amazing things. Just look at the discovery of lasers, and their use in almost every technology you can think of: from cutting, to transmitting information to, yes, astronomy. And nature has figured out its own version of laser technology, called the maser, which has kept astronomers puzzled and excited for years.
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Astronomy Cast Ep 260 The Technology of LASERS and MASERS - Video
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