On a clear morning over the Mojave Desert in January 2025, a dart-shaped jet called XB-1 punched through Mach 1 and kept ...
On a clear morning over the Mojave Desert, a small, dart-shaped jet called XB-1 punched through the sound barrier and kept ...
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 test ...