the state-of-the-art in hypersonic scramjets hasn’t moved much. We still don’t have practical hypersonic aircraft, military or otherwise, and any missiles that travel at those sort of speeds a ...

If China can pull off large-scale production of such a plane, it would revolutionize international air travel as we know it.

A Chinese firm says it expects to fly a supersonic prototype in the second half of this year, with the goal of eventually flying a more advanced hypersonic commercial jet by 2030 at Mach 5 (3,836 ...

(Stratolaunch) Stratolaunch, a California-based firm building a reusable hypersonic test vehicle, is modifying its carrier aircraft to support high-speed test missions around the globe. Through a ...