Check out the double-rotor helicopter that could be the US Army’s next Black Hawk
The Defiant X employs two coaxial rotors up top, with a propeller in the back to help it accelerate and decelerate. (Sikorsky/Boeing/) The Defiant X is a sleek, futuristic helicopter that’s designed to go fast and far. While it doesn’t exist as a production aircraft, it’s one of two candidates that could be the new […]
This robotic hawk can shape-shift as it flies
The LisHawk. (Enrico Ajanic, EPFL/) Drones are common enough that it’s easy to picture their basic design variations. Fixed-wing drones look like miniature airplanes. Others use propellers—typically four of them—to pull themselves up into the sky, kind of like helicopters. A few drones combine those ideas by using props to get off the ground and […]
