Add Yahoo as a preferred source to see more of our stories on Google. Green laser beam coming from a hand-held laser pointer. They're in grocery store scanners, internet connections and car backup ...

Who doesn't love a humongous laser? Here at ExtremeTech, we're fans of both 1) technology and 2) extremes, and lasers are toward the far end of both spectra. So, do you have a minute? In the spirit of ...

There are many different types of lasers—almost as many as there are applications for the same—but what ties them all together as a class is that they depend on the same physical effect: stimulated ...

First predicted by Einstein more than a century ago, lasers have shaped our modern technological landscape. But how do they work? When you purchase through links on our site, we may earn an affiliate ...