MOJAVE, California—High-speed airliner developer Boom took a major leap toward the development of its Mach 1.7 Overture ...

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

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

Boom Supersonic has gone, well, supersonic, its XB-1 prototype breaking the sound barrier today in the skies over the Mojave ...

Ever since the Concorde stopped flying, aviation buffs have dreamed of a civilian supersonic plane. Now there's been a successful test flight of one.

I always wanted to fly on the Concorde and never got a chance. Today, the XB-1 made the first commercial supersonic flight ...

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.

The Boom XB-1 civil supersonic aircraft has broken the sound barrier for the first time. Boom Supersonic is already planning ...

After 10 months of flight testing, Boom Supersonic has announced that it will make the first supersonic flight of its XB-1 ...

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The Boom Supersonic attempt to achieve supersonic flight at Mach 1.1 is scheduled for 9:45 a.m. Monday, weather permitting. Breaking the sound barrier occurs at 761 mph.