Directed energy weapons’ are a cheap way to hit a lot of targets – and militaries around the world are taking notice.

In-demand lasers and microwave weapons kill drones by using either burning hot beams or electromagnetic force fields.

But focus too much on matters of geopolitics, and you can lose sight of something arguably even more profound: Laser guns are ...

The U.S. military used a laser Thursday to shoot down a “seemingly threatening” drone flying near the U.S.-Mexico border. It ...