Aerospace startup Boom says they've proven quiet supersonic flight is possible with their passenger airplanes after a ...

Boom Supersonic's XB-1 pathfinder vehicle went out in style on Monday (Feb. 10), breaking the sound barrier three times on ...

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.

Boom Supersonic's XB-1 test vehicle is scheduled to lift off today (Jan. 28) at 11 a.m. EST (1600 GMT). Editor's note: Boom Supersonic successfully broke the sound barrier with the XB-1 today in a ...

Boom Supersonic's XB-1 breaks sound barrier in test flight XB-1 test flight marks milestone for Boom's commercial airliner plans Boom Supersonic has 130 orders from major airlines for Overture Jan ...

Read our coverage here. Boom Supersonic plans to break the sound barrier during a test flight this morning (Jan. 28). This would mark the first time the company achieves the feat, and you can ...

Boom Supersonic's XB-1 jet went out in style on Monday (Feb. 10). The XB-1 broke the sound barrier three times during its 13th and final test flight, which lifted off Monday from the Mojave Air ...

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.