On its 12th test flight, the Boom XB-1 prototype broke the sound barrier three times and achieved a top speed of Mach 1.1.

The aerospace company put its technology to the test today, breaking the sound barrier and reviving the dream of supersonic ...

Boom Supersonic's XB-1 demonstrator aircraft soared past the speed of sound in a test flight on Tuesday—the first time a ...

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

If NASA’s bet on its newest X-plane pays off, the long-nosed aircraft could revolutionize commercial aviation. That is, if history doesn’t repeat itself.

Boom Supersonic made history today (Jan. 28 ... 1 — at an altitude of around 35,000 feet (10,668 meters), the test plane exceeded Mach 1, the speed of sound, marking the first time a civil ...

Flight experts say in ideal conditions, a sonic boom can be heard up ... it’s essentially how hard the plane is pushing through the air, Boom explained. "Dynamic pressure and Mach number work ...

From there, Boom Supersonic’s Chief Test Pilot Tristan “Geppetto” Brandenburg ascended in the experimental plane to an altitude of 34,000 ft before turning left and beginning its supersonic ...

"The second half of our test campaign is all about expanding XB-1's envelope incrementally in altitude, air speed, and Mach number until we inevitably make that sonic ... Boom's XB-1 test plane ...