The XB-1 aircraft accelerated to Mach 1.05 within about 11 minutes of taking off, according to Boom Supersonic and live video ...
Boom Supersonic's XB-1 made history on Tuesday by becoming the first civil aircraft to break the sound barrier. Before ...
An aircraft developed by Boom Supersonic has become the first independently funded jet to break the sound barrier.
Almost 22 years after Concorde made its final commercial flights, a prototype passenger jet is attempting to break the sound ...
Boom Supersonic's XB-1 demonstrator jet became the first U.S.-made civilian supersonic jet to break the sound barrier. The independently funded XB-1 reached a speed of Mach 1.122, or about 750 mph ...