Russian-installed authorities say air defences intercepted dozens of UAVs over Sevastopol, while emergency services dealt with fires across the occupied city.

Drones are filling many roles on the modern battlefield, but power limitations often mean large drones are needed for tasks that involve loitering or covering long distances. Fuel cell technology is allowing smaller drones to fill these roles while maintaining maneuverability and a smaller radar signature.

Add Yahoo as a preferred source to see more of our stories on Google. A large number of "unauthorized drones" were seen flying over a major U.S. Air Force base in Louisiana, home to long-range B-52 bombers capable of carrying nuclear weapons, triggering a ...

The rapid evolution of unmanned aircraft systems (UAS) is reshaping how security officials plan for large-scale public events, with new capabilities and tactics raising concerns about potential risks to crowded venues. A newly released white paper ...

Unmanned surface vessels represent much more than self-propelled bombs. They are becoming miniature multipurpose warships.

Today, almost anyone who flies a drone must maintain visual contact with it at all times, a practice known as visual line of sight. This requirement severely restricts how far craft can fly. When the Federal Aviation Administration rule changes allowing ...

The XM913 Bushmaster autocannon is an effective weapon; all that remains is to develop a way to shoot down low-flying drones with greater accuracy.

100,000 drones a month is the number Taiwan says it wants to reach by 2030. That goal, reported Aug. 9, sits alongside an even larger military demand signal: more than 210,000 aerial and sea-based unmanned systems for Taiwan’s forces.