Wave Engine Corp has aced a demonstration flight of a simple jet engine with no moving parts. A modern version of a pulsejet, the J-1 engine powered a UAV through take-off and several mid-air ...

The company, that also shared plans for the next Mk 2 aircraft powered by the Pratt & Whitney F100 engine, aims for the final Quarterhorse Mk 3 to break the SR-71 flight speed record. Hermeus, a US ...

The high-speed uncrewed test aircraft performed its first flight at Edwards AFB, just a year after the launch of the development. Hermeus, a U.S. company aiming to develop hypersonic aircraft quickly ...