The drone is a 115-pound, battery-powered twin prop-rotor aircraft that the company said can be scaled larger, “requiring hybrid-electric propulsion.” The company designed the vertical take ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. On March 8, in the ocean between Iran and the Arabian Peninsula, the ...

Let’s Rename Drones A better term for unmanned hobbyist aircraft might be “multi-rotor copters.” That’s more descriptive, since these vehicles typically need four or eight rotors to ...

Drone delivery is already happening in some ... but with all those buzzing rotors filling the sky, it could also be very noisy. For NASA, it throws up an intriguing problem: how do you advance ...

Sikorsky demonstrates a rotor blown wing tail sitter drone can transition between helicopter and fixed wing flight modes. [Courtesy: Sikorsky] Lockheed Martin’s Sikorsky has successfully flown ...

tank. Rotor CEO Hector Xu says the autonomous choppers can cover 240 acres per hour - a vast leap forward over many of the spray drone technologies on the market today. Comparison data on the ...

Through extensive flight tests earlier this year, Lockheed Martin's Sikorsky has proven the capability of a "rotor blown wing" unmanned aircraft system that can fly like a helicopter or an ...