A jet engine is any engine that can propel an aircraft of some kind via rearward expulsion of a jet of fluid, typically a hot exhaust gas that the engine generates by drawing in fuel from the ...

A self-propagating series of explosions, contained between the blades of a high-speed rotor, promises a leap in power and efficiency during hypersonic flight – provided this radical new engine can be ...

In science fiction stories about contact with extraterrestrial civilisations, there is a problem: What kind of propulsion system could make it possible to bridge the enormous distances between the ...

GE Aerospace is advancing hypersonic flight with plans to scale up its dual-mode ramjet technology in 2025. To create a full propulsion system, engineers will improve sophisticated controls and use ...

The Solid Fuel Ramjet (SFRJ) and the Hypersonic Dual-Mode Ramjet (DMRJ) are seeing rapid success as the U.S. hikes spending and development of hypersonic weapons. GE Aerospace has shed more light on ...

What has zero moving parts, yet can blast an aerial vehicle to velocities beyond Mach 5? The answer is the recently flight-tested Atmospheric Test of Launched Airbreathing System (ATLAS) powered by a ...

History and classifications of aero-engine -- Performance parameters of jet engines -- Pulsejet and ramjet engines -- Turbojet engine -- Turbofan engines -- Shaft engines -- High speed supersonic and ...

A dual-mode ramjet design showed a 3X increase in airflow compared to previously flight-tested hypersonic technology, and was developed and tested in less than 11 months. GE Aerospace reported it ...

Hypersonic developer Hermeus has begun testing a proprietary pre-cooler engine technology that will be a critical feature of the company’s ultra-fast Quarterhorse aircraft. Pre-cooling refers to the ...

China has tested a powerful engine that can carry weapons at remarkable speeds through both air and water. The novel engine achieved 90% efficiency in laboratory tests, which were conducted in ...