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THE ‘Son of Concorde’ XB-1 jet has successfully reached supersonic speeds today, breaking the sound barrier for the first ...

Boom Supersonic flew its XB-1 test jet at about the speed of sound, a major step as the company works toward the daunting job ...

An aircraft developed by Boom Supersonic has become the first independently funded jet to break the sound barrier.

THE XB-1 ‘Son of Concorde’ jet is expected to reach speeds faster than sound for roughly four minutes in an upcoming flight, ...

A sleek white aircraft has become the first independently developed jet to break the sound barrier. The XB-1 aircraft ...

NASA and Lockheed Martin recently released photos of the X-59 "quiet" supersonic jet conducting tests of its afterburner, ...

A supersonic jet built by Boom Technology broke the sound barrier for the first time Tuesday, advancing its bid to resurrect ...

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

The test flight of the XB-1 aircraft is a step in manufacturer Boom Supersonic's goals of building a supersonic passenger jet ...

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

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