During the second supersonic flight of the XB-1 technology demonstrator today, the jet exceeded Mach 1 three times without a ...

An aircraft developed by Boom Supersonic became the first independently funded jet to break the sound barrier this week ...

An aircraft developed by Boom Supersonic became the first independently funded jet to break the sound barrier this week ... Only 20 were built, 14 of which were used for passenger service.

Only 20 were built, 14 of which were used for passenger service. A deadly crash more than two decades ago hastened the jet's demise. On July 25, 2000, an Air France Concorde crashed into a hotel ...

Written with all of the fierce intelligence and passion for truth that millions have come to expect from Amy Goodman’s reportage, Breaking the Sound Barrier is, in Arianna Huffington’s words ...

Boom's Supersonic XB-1 jet became the “world’s first independently developed supersonic jet” to break the sound barrier Tuesday.

An aircraft developed by Boom Supersonic became the first independently funded jet to break the sound barrier this week ... Only 20 were built, 14 of which were used for passenger service. A deadly ...