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 reached supersonic speed for the first time, proving the aircraft is capable of breaking the sound ...

A Carnegie Mellon University grad is behind the successful flight earlier this week of the first independently developed jet ...

An aircraft developed by Boom Supersonic has become the first independently funded jet to break the sound barrier.

American company Boom Supersonic just broke the sound barrier with a civilian plane. What exactly is supersonic travel, and ...

XB-1 broke the sound barrier in a special piece of airspace called the "Bell X-1 Supersonic Corridor" after pilot Chuck Yeager's historic 1947 supersonic flight. Boom Supersonic's XB-1 piloted ...

During the XB-1's historic flight on Tuesday—its 12th test flight overall—the aircraft stayed supersonic for around four minutes before breaking the sound barrier two more times during the ...

About 35,000 feet (10,670 meters) over the Mojave Desert, northwest of Los Angeles, Boom Supersonic's XB-1 became the first ...

A civilian jet broke the sound barrier for the first time Tuesday while making a historic test flight over the Mojave Desert. The XB-1 aircraft, manufactured by Boom Supersonic, was piloted by ...

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 ...

An aircraft developed by Boom Supersonic became the first independently funded jet to break the sound barrier this week. The XB-1 aircraft accelerated to Mach 1.05 at about 35,000 feet during a ...

A sleek white aircraft became the first independently developed jet to break the sound barrier Tuesday, tearing through the air tens of thousands of feet above the Mojave Desert and a crowd of ...