Hovering over the volcano, a buzzing drone pauses in front of a laser beam on the crater's edge as researchers test whether the devices can measure gases to predict eruptions. On the Aeolian island of ...

An inside look at how drone light shows are designed and tested before shows launch.

On a clear afternoon this month, high above the Mojave Desert, an A.I.-powered drone launched a missile in a test that could reshape modern warfare. Since the dawn of the jet age, the U.S. military ...

Drones capable of spraying water and fire retardants have been practicing how to snuff out wildfires early in California and Alaska this summer—demonstrating a possible rapid-response tool for ...