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

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 ...

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

A sleek white aircraft became the first independently developed jet to break the sound barrier Tuesday, tearing through the ...

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.

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

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

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