Add Yahoo as a preferred source to see more of our stories on Google. (THE CONVERSATION) Nations around the world are rapidly developing high-energy laser weapons for military missions on land and sea ...

Laser cutters are primarily classified by their laser source, which determines: For most users, everything comes down to ...

The USS Portland test-fires a laser weapon. The photo captured infrared light to make the beam visible. Staff Sgt. Donald Holbert/Marine Corps via AP Nations around the world are rapidly developing ...

Many WiFi laser printers now offer automatic double-sided printing, mobile app support, and compact designs that fit easily ...

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 ...

An at-home laser hair removal device actually can help reduce the number of hairs that grow on you by damaging the follicle ...

Physicists are learning to carve laser beams into intricate shapes that can grab hold of electrons and push them with a ...

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 ...

Laser work and similar operations create intense concentrations of heat, ultraviolet, infrared, and reflected light radiation. A laser beam, of sufficient power, can produce intensities greater than ...

Rarely a week goes by that some company doesn’t offer to send us their latest and greatest laser. You know the type — couple of aluminum extrusions, Class 4 diode flopping around in the breeze, and no ...