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 ...

So you’ve finally decided to do something about the annoying stubble on your legs and underarms—waxing and shaving aren’t cutting it anymore. Good for you! Taking steps toward a permanent solution is ...

They're in grocery store scanners, internet connections and car backup cameras. Whether you realize it or not, you interact with lasers every day. This light-based technology has helped build the ...

Laser hair caps might be a relatively new concept to most people, but the technology behind these amazing devices has been around for decades. This makes it one of the most effective options for ...

The history of laser technology has been fast-paced as the unique source of light has revolutionized virtually all areas of modern life, including telecommunications, biomedicine and measurement ...

In a laser (short for "light amplification by stimulated emission of radiation"), energy is fed into the "active medium" through a pumping process. This pumping process can occur optically through ...

Ever since I had my first dermatologic surgery back in junior high, I've had (and been self-conscious about) my scars. I have one prominent scar on my collarbone that spans several inches from 6 or 7 ...