Science Podcasts

Science Scrapbook episode

Fri, 17th Feb 2012

How do lasers work?

Download as mp4

From DVD players and supermarket scanners to laser pointers and Bond movies, lasers are part of our lives. But just how do they work? In this Naked Science Scrapbook we find out how excitable atoms produce the laser beams and how those beams are used to perform surgery, send information through the internet and even measure the distance to the moon!

Supported by


Rolls Royce / EPSRC Strategic Partnership



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