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 ...

Look inside a ramjet engine, and all you'll see is an empty tube. Switch it on when it's on the ground and all you'll get is the same hollow tube with jet fuel squirting into it, achieving nothing.

American researchers are finally getting a real-time view inside one of the most unforgiving propulsion systems in service, ...

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 ...

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 ...

Engine maker GE Aerospace and defence manufacturer Lockheed Martin have teamed up to test a novel ramjet propulsion system for powering hypersonic flight. The pair say they completed a series of ...