Independently developed jet makes new record, adding to its rigorous series of human-piloted test flights that will prepare ...

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

Boom Supersonic’s XB-1 aircraft broke the sound barrier during three test runs, a step toward the possible return of ...

Boom Supersonic's XB-1 has successfully broken the sound barrier, becoming the first supersonic civil aircraft in U.S. history. Today (Jan. 28), the XB-1 took off from Mojave Air and Space Port in ...

Editor's note: Boom Supersonic successfully broke the sound barrier with the XB-1 today in a major milestone. Read our coverage here. Boom Supersonic plans to break the sound barrier during a test ...

A Carnegie Mellon University grad is behind the successful flight earlier this week of the first independently developed jet to break the sound barrier.

After years of testing and refinement, a pilot flying the aerospace company’s XB-1 scale prototype finally broke the sound barrier during a livestream event—not once, not twice, but three times.

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

A fast-growing aerospace startup lives up to its name and surpasses a lofty milestone in its quest to develop supersonic ...