In junior high school in the 1970s, I built a small helium-neon laser. (Yes, I was a science geek.) By built, I mean I ordered a sealed gas tube with mirrors on both ends and built a high-voltage ...

Please provide your email address to receive an email when new articles are posted on . Burn and trauma scars can be extensive and difficult for patients. Jill S. Waibel, MD, gives pearls on how to ...

Lasers are at the cutting edge of surgery. However, there is still a lot that scientists do not know about the ways in which laser light interacts with living tissue. Now, some of these basic ...

“Not really. The beam is so bright, you could hurt someone if it reflected into their eye.” “So what do you do with it?” “…pop balloons…” I am not a laser expert, unless you count watching Real Genius ...

Skeptical hats on, people. China says it has developed a rifle that is capable of frying human flesh from quite a distance. But don’t be too convinced just yet. The rest of this article is behind a ...