The FAA imposed a surprise flight ban over El Paso earlier this week amid disagreements within the U.S. government over the use of a high-energy laser against drones at the border.

The sudden closure of airspace around El Paso, Texas, by the Federal Aviation Administration stemmed from the Pentagon’s plan to test a laser for shooting down Mexican cartel drones.

Sources say an Army antidrone laser near Fort Bliss prompted a brief FAA airspace closure—spotlighting the hazards of battlefield technology in civilian skies ...

Computers that use light instead of circuits to run calculations may sound like a plot point from a Star Trek episode, but ...

A new study has demonstrated how networks of spiking nanolasers could emulate a key principle of brain function: to imagine ...

Modern technologies increasingly rely on light sources that can be reconfigured on demand. Think of microlasers that can quickly switch between different operating states—much like a car shifting ...

Measuring conditions in volatile clouds of superheated gases known as plasmas is central to pursuing greater scientific ...

Researchers mimicked the air-trapping tricks of diving bell spiders to create aluminum that stays afloat—even when punctured ...

From reducing the look of cellulite and acne to promoting lymphatic drainage and enhanced mobility, these versatile tools are ...

Aerial lidar raises ethical questions because it can collect data remotely without the knowledge or consent of Indigenous and ...

Engineers have created a device that generates incredibly tiny, earthquake-like vibrations on a microchip—and it could transform future electronics. Using a new kind of “phonon laser,” the team can ...

Good manners never go out of style, but they do occasionally need to be refreshed. In workplaces everywhere, that refresher couldn’t come sooner. In the decade since the previous edition of “Emily ...