12 Times The Speed Of Sound? A Look At The World’s 1st Hypersonic Jet Powered By Hydrogen Fuel

Hydrogen-fuelled jets at Mach 12? Australia’s Hypersonix is pioneering hypersonic flight with clean propulsion, changing ...
National Security Journal on MSN

The Mach 6 SR-72 Darkstar ‘Scramjet’ Has a Message for the U.S. Air Force

The secretive SR-72 “Darkstar” is Lockheed Martin’s ambitious project to build a Mach 6+ hypersonic ISR and strike aircraft. -Its success hinges on a revolutionary and highly classified Turbine-Based ...