Boom Supersonic reached a new milestone in its work toward building the world’s fastest commercial airliner on Tuesday. The ...

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 ...

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

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.

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

By achieving a top speed of Mach 1.1, Boom Supersonic has broken records and is on course to revive supersonic passenger ...

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.