The U.S. Navy tested a powerful new laser weapon called HELIOS, capable of downing drones at the speed of light.

This image, released by the U.S. Office of the Director, Test and Evaluation (DOT&E), shows the U.S. Navy successfully testing a high-energy laser weapon mounted on one of its warships, according to a ...

When medical interventions fail, melanocyte keratinocyte transplantation may be the most advanced procedural option for ...