Denver-based Boom Technology's XB-1 demonstrator plane hit Mach 1.122 — 750 mph. It's the first independently developed ...

Unlike Concorde, which proved uneconomical to operate, Boom says airlines should be able to make a profit selling seats on Overture at fares similar to those for first and business class seats on ...

And when I boarded Concorde, the cramped conditions did nothing to mollify my already frazzled nerves. The sight of a sleep-masked supermodel snoozing contentedly in her seat opposite me made me ...

While the prospect of commercial supersonic flights is probably at least a decade from becoming a reality due to Boom ...