DARPA's XRQ-73 SHEPARD hybrid-electric stealth drone completes maiden flight, proving silent surveillance capability in contested airspace.
Northrop Grumman has built the experimental XRQ-73 hybrid-electric flying-wing that it has been developing under a secretive US military project. Northrop Grumman is confirming it has built the ...
Sikorsky on Monday detailed recent successful demonstrations with its “rotor blown wing” unmanned aircraft system (UAS), flying its prototype in both helicopter and “winged aircraft” mode through a ...