The world of hypersonic vehicles is getting increasingly interesting, with a number of companies already working on designs that should make high-Mach travel inside our planet's atmosphere a reality.

Shattering previous air-breathing speed records, NASA’s Hyper-X program has successfully tested the first airframe-integrated scramjet engine. Firing for around 15 seconds, the X-43A travelled over 15 ...

A successful Mach 7 flight by NASA's X-43A has rekindled hopes that the agency can be persuaded to reverse its recent cancellation of future hypersonic research. NASA has agreed to fund an M10 flight ...