In the years following World War II, the American aviation industry and the military anticipated revolutionary changes in flight. The war had been fought largely with aircraft powered by reciprocating ...

In 1952, a Dutch foundation was formed to design and build an experimental rotary-wing aircraft. To keep the design as simple as possible, tip-mounted ramjets eliminated the need for a gearbox and ...

Rotating Detonation Engines (RDE) have been flown by Venus Aerospace. They use continuous detonation waves for propulsion and provide 15% efficiency gains (in specific impulse or fuel consumption) ...

The ATLAS Flight Test Vehicle. Credit: GE Aerospace GE Aerospace on Sept. 22 announced it conducted supersonic captive-carry flight tests of a new solid-fueled ramjet, a milestone in the company's ...