What Is A Laser?

 

 

We know now what a laser is, and what a powerful tool lasers are.  In the 1960’s though, when newspapers and science journals were trying to explain this new kind of light source, it was an entirely different story.

http://ratter.com/ratter/all/heyday-in-tabloids/213995-what-is-a-laser

Of course the usual battle over who invented what didn’t help.

http://scitation.aip.org/content/aip/magazine/physicstoday/article/63/1/10.1063/1.3293412

https://www.bell-labs.com/about/stories-changed-world/inventing-laser/

http://www.photonics.com/Article.aspx?AID=42279

Still there’s video.

A video from MIT.

And a short video from my friend at Jefferson lab, Dr Michelle Shinn, the laser lady.

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