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 ...

The first scramjet, an airbreathing jet engine capable of pushing an aircraft beyond Mach 5, was successfully flown in the early 1990s. But while pretty much any other technology you could imagine ...

Venus Aerospace and Hermeus are two innovative companies advancing hypersonic technology, focusing on engine efficiency, ...

China has made a major stride in hypersonic flight technology with the successful testing of a newly developed engine, ...