A newly revealed autonomous helicopter has been spotted operating aboard one of China’s largest

The US Army 12th Combat Aviation Brigade has used the AH-64E Apache to engage drones during an exercise in Germany.

Researchers have built a drone that runs on hydrogen, to replace battery-powered drones that are too heavy and have too short a range. This technology could help fix power outages faster and replace dangerous helicopter missions with the new drones.

U.S. AH-64 pilots say video of the helicopter shooting drones out of the sky show a new, air-to-air role for the venerable gunship.

Armed forces such as the US and China are increasingly arming themselves with UAVs, but analysts believe crewed aircraft still have a role The increasing military use of drones has raised questions about the future role of helicopters as countries such as China and the United States increasingly pivot towards the use of unmanned aircraft systems (UAS).