An aircraft running on hydrogen that races through the upper atmosphere at speeds exceeding twelve times the speed of sound might seem like a fantasy reserved exclusively for science fiction. That, ...

The set of problems that have never had a “just run it in the tunnel” has never had a hypersonics set. What X-43A has brought ...

The race to field reusable hypersonic aircraft got a whole lot hotter last month, with GE Aerospace announcing a breakthrough in high-speed jet engine design that could potentially allow conventional.

NASA has been officially recognized for setting the speed record for a jet-powered aircraft by Guinness World Records. NASA set the record in November during the third and final flight of the ...

Alliant Techsystems, the Defense Advanced Research Projects Agency (DARPA) and the Office of Naval Research (ONR) successfully ground-launched and flew a hypersonic scramjet-powered vehicle from the ...

At Mach 6, the SR-72 can cut across radar fields of view so quickly that establishing a continuous track becomes nearly impossible. The race to field reusable hypersonic aircraft got a whole lot ...