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 ...

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 ...

(THE CONVERSATION) Nations around the world are rapidly developing high-energy laser weapons for military missions on land and sea, and in the air and space. Visions of swarms of small, inexpensive ...

The mechanism that can cause a rapidly expanding plasma—the superhot state of matter harnessed in fusion energy systems—to spontaneously generate its own magnetic fields was identified through a new ...

Lasers are used everyday for a variety of applications, but understanding what a laser actually is means knowing that it's much more than just a concentrated beam of light. There are different types ...

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 ...