The countdown has begun for the XB-1’s “historic” first supersonic test flight that should break the sound barrier, according ...

Boom Supersonic's XB-1 demonstrator craft could become the first commercial jet to break the sound barrier since Concorde ...

The single-seat, three-engine jet is the first independently developed plane to exceed Mach 1 in level flight.

Today a civil test airliner, Boom Technology’s XB-1, broke the sound barrier for the first time in two decades.

Boom Supersonic flew its XB-1 test jet at about the speed of sound, a major step as the company works toward the daunting job ...

A sleek white aircraft became the first independently developed jet to break the sound barrier, tearing through the air tens ...

Boom's Overture commercial airliners would be built at the Greensboro Superfactory.

More than two decades after Europe’s failed attempt at a supersonic airliner, the USA is on track to make it work. View on ...

and Mach number until we inevitably make that sonic boom," Nick Sheryka, c hief flight test engineer for the XB-1 at Boom Supersonic, said in a promotional video. — Boom Supersonic's XB ...