The film documents the historic flight of the X1 aircraft, piloted by Captain Chuck Yeager, on October 14, 1947, when he became the first person to break the sound barrier.

NASA has released a new image providing photographic evidence of Boom Supersonic's XB-1 prototype aircraft breaking the sound ...

Two weeks ago, Boom Supersonic’s XB-1 demonstrator plane made history when it broke the sound barrier over the continental United States, reaching 750 miles per hour (Mach 1.12) near Barstow, ...