It was a step toward reviving supersonic commercial travel, which has been on hiatus since the Concorde jet was grounded more than two decades ago. Boom Supersonic has contracts with at least two ...

An aircraft developed by Boom Supersonic became the first independently funded jet to break the sound barrier this week. The XB-1 aircraft accelerated to Mach 1.05 at about 35,000 feet during a ...

An aircraft developed by Boom Supersonic became the first independently funded jet to break the sound barrier this week. The XB-1 aircraft accelerated to Mach 1.05 at about 35,000 feet during a ...

Why was the Boom Supersonic flight significant? It was a step toward reviving supersonic commercial travel, which has been on hiatus since the Concorde jet was grounded more than two decades ago.

The XB-1 aircraft accelerated to Mach 1.05 within about 11 minutes of taking off, according to Boom Supersonic and live video of the test flight. The flight at the Mojave Air & Space Port in ...

Boom Supersonic passed a major milestone with its first experimental flight to reach Mach 1. The speed was achieved about 11 minutes into the test. “There we are!" said Mike Bannister.