Hypersonic speeds are defined by those exceeding Mach 5, and lately there’s been ... it has quite a lot in common with actual rocket science. You may be interested to know that we’ve covered ...

Boom Supersonic's XB-1 made history on Tuesday by becoming the first civil aircraft to break the sound barrier. Before ...

The Mach number indicates how many times the speed ... end-burning technology provides extended range over conventional ...