Russia has begun flight testing a new engine for its Su-57 fighter, aiming to improve performance, increase production, and ...

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 ...

Rolls-Royce is retiring its Boeing 747-200 "Flying Test Bed" (FTB), registered N787RR, after 20 years of service since 2005. The uniquely modified aircraft, capable of flying with five engines, was ...

A team has started engine testing for the X-59. It’s a supersonic aircraft that’ll fly without generating loud sonic booms.

The new contract covers the Post-Critical Design Review phase of the B-52 Commercial Engine Replacement Program, which will replace the TF33 engines with ...

Testing of the AE 1107F turboshaft engine is underway at Rolls-Royce’s Indianapolis facility, the company’s main US ...

Aviation giant Rolls-Royce says it has begun testing the AE 1107F engines that will power the MV-75 tiltrotor that's meant to ...

Rolls-Royce has started AE1107F engine testing to support the U.S. Army’s MV-75 Future Long-Range Assault Aircraft (FLRAA) program. Evaluation will be conducted at its manufacturing campus in ...

The world's first flight test for an aerospike rocket engine ended in disaster, but Polaris Aerospace is back on track, preparing to fly two new prototypes for its MIRA supersonic/hypersonic aerospike ...

Hydrogen propulsion pioneer H2Fly’s efforts to bring the technology to the air transport sector were energized by the breakthrough flight of its HY4 demonstrator, a Pipistrel twin fuselage electric ...

In what may be a world first, Venus Aerospace has, for the first time in the US, successfully flown a Rotating Detonation Rocket Engine (RDRE) that uses supersonic explosions to create thrust. Such ...