THE 'Son of Concorde' XB-1 jet has successfully reached supersonic speeds today, breaking the sound barrier for the first time. The milestone makes the XB-1 the first US-built civil jet to reach ...
The Concorde jet, which was grounded in 2003, was the only supersonic commercial airliner ... 14 of which were used for passenger service. A deadly crash more than two decades ago hastened the ...