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

The XB-1 aircraft accelerated to Mach 1.05 within about 11 minutes of taking off, according to Boom Supersonic and live video of the test flight.

The speed of sound varies based on environmental conditions but is generally around 343 meters per second (1,235 km/h or 767 mph) in air at ... crosses the sound barrier. Commercial supersonic ...

The countdown has begun for the XB-1’s “historic” first supersonic test flight that should break the sound barrier ... at ...

Boom's Supersonic XB-1 jet became the “world’s first independently developed supersonic jet” to break the sound barrier Tuesday.

American aerospace startup Boom made history on Tuesday by breaking the sound barrier during the ... feet and accelerating to speed Mach 1.122, or about 750 mph, according to a press statement ...

The Starlink Mini system worked at over 100 mph, with the next successful test into the T-38 aircraft that flew up to Mach 0.9+, or near the speed of sound, while maneuvering. In 2024, XB-1 ...

A supersonic jet built by Boom Technology broke the sound barrier for the first time Tuesday, advancing its bid to resurrect high-speed passenger flights.

The single-seat jet, a 201-foot-long test model by Boom Supersonic, hit 844 mph just 12 minutes into its latest test flight out of California's Mojave Air and Space Port.

A sleek white aircraft became the first independently developed jet to break the sound barrier Tuesday ... fly faster than the speed of sound — typically about 760 mph (1,223 kph) near sea ...