Supersonic commercial flights were once the fastest way to fly, but Concorde jets have been out of service for more than two ...

The XB-1, a technology demonstrator aircraft built ... There have been only two civil supersonic planes: the Soviet Tupolev Tu-144 and the British-French Concorde, which flew for the last time ...

ARLINGTON, Virginia June 13 (Reuters) - Industrywide demand for airplanes is strong and will continue to improve as airlines work to replace aging fleets, buy more efficient models and continue to ...