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.

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 ...

Chinese "Space Transportation" company, Lingkong Tianxing Technology, has successfully tested its new JinDou400, also known as JinDouyun, ramjet detonation engine nearly twice the altitude of ...

GE Aerospace announced on September 22 that it has completed supersonic captive carry flight tests of its Atmospheric Test of Launched Airbreathing System (ATLAS) Flight Test Vehicle. The milestone ...

In brief: Researchers in China have successfully tested the world's first boron ramjet engine that can operate both in the air and underwater. The engine was originally conceived for hypersonic ...