A "son of Concorde" aircraft that may one day fly from New York to London in 1.5 hours has reached supersonic speeds. An incredible image shows Boom Supersonic's XB-1 jet breaking the sound ...

Additionally, being an aircraft capable of reaching speed close to sound, the Vulcan generated more sound due to the aerodynamic effect of the shock waves and turbulent airflow.

In short, XB-1 pushed what was once called the Sound Barrier. According to Boom, this was a key milestone in the test program because this dynamic pressure has a serious effect on aircraft ...

When the experimental XB-1 aircraft broke the sound barrier three times during its first supersonic flight on 28 January, it did not produce a sonic boom audible from the ground, according to US ...

XB-1 demonstrator did not quite break the sound barrier during its seventh test flight but reached speed and altitude milestones.

If you've been keeping tabs on aviation news as of late, you saw that Boom Supersonic just recently broke the sound barrier with its XB-1 demonstrator aircraft. Oddly enough, no one on the ground ...

High above a barren California desert on Tuesday, a privately developed aircraft broke the sound barrier for the first time when Boom Supersonic's XB-1 demonstrator reached Mach 1.122. Piloted by ...