The undated image shows the U.S. Navy testing a weapon system known as HELIOS from the USS Preble destroyer in the middle of the ocean.

The U.S. Navy’s High Energy Laser and Integrated Optical Dazzler and Surveillance (HELIOS) system faced its first airborne ...

A vast field of tall, skinny trees sways in a light breeze. In the future, poplar trees in a scene like this could be a ...

A quick refresh: Laser hair removal uses a laser’s energy to target the hair follicle’s pigment to end its growth cycle and ...

A team of scientists has made the first experimental measurements of laser-induced motions of miniature lightsails in the lab.

Aanchal Gupta is living the dream. A tough, “occasionally crazy” dream, a thoroughly modern multicultural dream, one her ...

What it is: An FDA-cleared IPL hair removal device that safely and effectively targets the hair follicle minimizing its growth cycle.

China’s breakthrough is an opportunity for American companies to build more efficient tools. That will also help the U.S. military.

Some people are using red light therapy to try to lose weight, but doctors say there are a few things to be aware of before ...