After decades of false starts, America’s leading scramjet engine developers say scramjet-powered hypersonic flight is now within reach. That’s partly thanks to the coming of new 3D printing technology ...

A "flight-weight" supersonic combustion ramjet (scramjet) has passed inspection by Pratt & Whitney, and will be transported to a supersonic/hypersonic blowdown test complex operated by GASL in ...

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 ...