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

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Boom Supersonic, the American company building what promises to be the world’s fastest airliner, broke the sound barrier for ...

The aerospace company put its technology to the test today, breaking the sound barrier and reviving the dream of supersonic ...

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

Boom Supersonic plans to break the sound barrier during a test flight this morning (Jan. 28). This would mark the first time ...

Boom Supersonic’s XB-1 aircraft has become the first independently developed jet to break the sound barrier, bringing ...

Boom Supersonic has gone, well, supersonic, its XB-1 prototype breaking the sound barrier today in the skies over the Mojave Air & Space Port in California. With Chief Test Pilot Tristan Brandenburg ...

The Colorado-based company is aiming to build a Concorde-like supersonic aircraft—but has hurdles to clear before realizing ...

The single-seat, three-engine jet is the first independently developed plane to exceed Mach 1 in level flight.

American company Boom achieved a milestone Tuesday as its XB-1 aircraft exceeded the speed of sound for the first time during a supersonic test flight. The last flight of a supersonic airliner, ...

NASA is about to conduct the first flight of its X-59 aircraft, designed to redefine supersonic flight.