The X-76 is the latest in a long series of experimental X-planes developed by the Defense Advanced Research Projects Agency (DARPA).

DARPA’s X-76 experimental aircraft aims to combine helicopter flexibility with jet-like speeds and runway-independent flight.

As science fiction technology quickly continues becoming real, the U.S. military now has plans for an experimental plane taken straight out of video games.

DARPA has assigned the designation X-76 to the Speed and Runway Independent Technologies (SPRINT) project, a Bell proof-of-concept technology demonstrator for a high-speed tiltrotor. The DARPA ...

The latest generation of experimental aircraft is no longer chasing raw speed alone, it is trying to change how the air itself behaves around a flying machine. From quiet supersonic jets to flexible ...

Boeing subsidiary Aurora Flight Sciences has completed fuselage fabrication for the X-65, an experimental aircraft that ...

The U.S. military is developing a new experimental aircraft known as the X-68A and looks a lot like a cruise missile that is also capable of launching its own missiles.

The United States owns the two largest air forces in the world — the U.S. Air Force and the U.S. Navy. The F-22 and F-35 fighters, developed in collaboration between the military and American defense ...