A prototype of a passenger jet meant to succeed Concorde will attempt to break the sound barrier for the first time on ...

Boom’s XB-1 jet breaks sound barrier on first supersonic flight - Boom’s inaugural XB-1 supersonic test flight reached speeds ...

Colorado company Boom Supersonic plans to break the sound barrier with its test plane XB-1 during a test flight this morning, ...

The single-seat jet, a 201-foot-long test model by Boom Supersonic, hit 844 mph just 12 minutes into its latest test flight ...

A supersonic jet built by US company Boom has broken the sound barrier for the first time since the Concorde during a test ...

US company Boom has broken the sound barrier during a test flight of its prototype aircraft XB-1. The test opens the way for ...

Captain Mike Bannister, who flew more Concorde hours than any other pilot, is hopeful about the future of the Boom Supersonic's Overture ...

US company Boom has broken the sound barrier during a test flight of its prototype passenger jet XB-1. The test is intended ...

Boom's XB-1 jet breaks the sound barrier, bringing supersonic passenger travel closer to reality. Find out more about this ...

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

A 'new Concorde' has broken the sound barrier - the Boom XB-1 test plane was launched from California's Mojave Air and Space ...