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Today is the anniversary of the 'birth' of the laser--May 16, 1960. As stated by one: " it was a solution looking for a problem".
Here's an article (one of many) saluting this change that has become such a part of our lives. Everything from Devin's star-gazing, eye procedures that have become so commonplace (and so valuable), the financial officer's laser pointer for those tedious overheads with too many numbers, and annoying additions to fireworks displays & concerts.
Here's to all the scientists past & present! (We love our physicists!)