An aircraft developed by Boom Supersonic has become the first independently funded jet to break the sound barrier.
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 demonstrator aircraft broke the sound barrier on January 28, 2025, reaching a top speed of Mach ...