From www.youtube.com - December 4, 2011 1:38 PM
How does a laser really work? It's Bose - Einstein statistics! (photons are bosons)

Check out Smarter Every Day's video showing lasers in real life: http://bit.ly/uBwhU2

Trying out a new feature: English Transcript! Let me know how it works


Via Sakis Koukouvis, ABroaderView