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Bell X-1: How one weird plane shattered the sound barrier

The X-1’s fuselage was designed to resemble a .50 caliber bullet—one of the only shapes known to have stable flight at ...
Astronomy

Oct. 14, 1947: Flying faster than sound

On October 14, 1947, Captain Chuck Yeager piloted the Bell X-1 aircraft, "Glamorous Glennis," achieving a speed of Mach 1.06. This flight disproved prevailing expert warnings that exceeding Mach 1 ...
Engadget

Boom’s XB-1 jet breaks the sound barrier for the first time

Boom, the startup developing a new generation of supersonic aircraft, has achieved a major milestone after its test plane broke the sound barrier for the first time. The XB-1 “Baby Boom” piloted by ...
Flying

Boom Supersonic Test Aircraft Approaches Speed of Sound

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 ...
Jalopnik

See The Boom XB-1 Rip Through The Air As It Breaks The Sound Barrier

Boom Supersonic broke the sound barrier in late January with its XB-1 test jet, paving the way forward in the startup's efforts to build its own supersonic airliner. Boom and NASA released a unique ...