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

Less fuel and emissions, more power, higher revs. EcoMotors' OPOC engine promised it all. Investors, including Bill Gates, ...

California-based space company Rocket Lab will launch more hypersonic test vehicles for the U.S. Military, as the Department of Defense (DOD) continues to invest in hypersonic technology.

Castelion's Series A funding round raised $100 million, led by Lightspeed Venture Partners and including several other firms.

Silicon Valley’s enthusiasm for superfast weapons has picked up speed, with defense-tech startup Castelion raising $100 million through debt and equity to build hypersonic missile systems. The company ...

Stratolaunch is upgrading its 747 carrier platform to support test flights of its hypersonic Talon-A vehicle. (Stratolaunch) Stratolaunch, a California-based firm building a reusable hypersonic ...

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 ...

Kratos Defense & Security Solutions, Inc. KTOS recently secured a contract for hypersonic system program, with a potential total value of approximately $100 million. Per the contract, Kratos will ...