Sikorsky reported successful flight tests for its 115-pound, battery-powered twin prop-rotor unmanned aircraft.

Seen as showing promising potential in future Mars science work, the UAV can take off at any time, traverse obstacles, and ...

That's thanks to its coaxial contra-rotating main rotors powered by two Klimov VK-2500 turboshaft engines. Those main rotors also negate the need for a tail rotor, which is especially helpful in ...

CubePilot Global recently participated in the bidding process for the assets of Nordic Unmanned, including their valuable patent for coaxial drone technology. Our intention was simple: to acquire the ...

"In the air, it relies on a pair of contra-rotating coaxial rotors, controlled by a steering engine to adjust the forward direction, to control torque and force, ultimately achieving stable flight ...

Lockheed Martin's Sikorsky demonstrates the flight capabilities of its rotor blown wing unmanned aircraft system at its facility in West Palm Beach, Florida. (Lockheed Martin) ...