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Tuesday morning at Mojave Air & Space Port in California, almost 80 years after U.S. Air Force ace Chuck Yeager first eclipsed the sound barrier in a Bell X-1, an independently built jet reached ...

Boom Supersonic’s XB-1 demonstrator plane just went supersonic in the skies over California’s Mojave Desert, making it the first civil aircraft to break the sound barrier. The American startup ...

Boom Supersonic’s XB-1 aircraft broke the sound barrier for the first time ever on Tuesday, ushering in a new era of supersonic flight. The jet exceeded Mach 1 after taking off from the Mojave ...

Editor’s note: Sign up for Unlocking the World, CNN Travel’s weekly newsletter. Get news about destinations, plus the latest in aviation, food and drink, and where to stay. The return of ...

Since March 2024, Boom has carried out 11 test flights as it gradually pushed the envelope toward breaking the sound barrier. Tomorrow's flight of the 68-ft-long (21-m) XB-1 prototype will be ...

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. On its 12th test flight, the Boom XB-1 prototype broke the sound barrier ...

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 ...