Unraveling the story behind the C-5 Galaxy's unforgettable acoustic signature.

A "son of Concorde" aircraft that may one day fly from New York to London in 1.5 hours has reached supersonic speeds. An incredible image shows Boom Supersonic's XB-1 jet breaking the sound barrier.

Seven down. Three to go. Boom Supersonic—the developer of a 64-to-80-passenger commercial airliner that flies faster than the speed of sound—last week set speed and altitude records with its XB-1 test ...

The countdown has begun for the XB-1’s “historic” first supersonic test flight that should break the sound barrier, according to Boom Supersonic. The test flight for the Boom Supersonic XB-1, a ...

In 2003, British Airways and Air France retired Concorde—history’s only successful supersonic airliner. More than two decades later, a civil aircraft has broken the sound barrier once again. Dawn ...

Those who took the controls of Concorde say it was like no other airplane. Here they reveal the secrets of flying the world’s fastest commercial passenger aircraft at more than twice the speed of ...