Supersonic tunnel trials suggest the X-59’s shape can scatter shock waves, paving the way for hush-hush high-speed flight.

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XB-1 breaks the sound barrier The test flight saw the XB-1 reach Mach 1.1, approximately 844 mph, making it the jet’s fastest flight.

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Boom's Supersonic XB-1 jet became the “world’s first independently developed supersonic jet” to break the sound barrier Tuesday.

A 747 at close to the speed of sound? Test pilots at an Israeli aircraft company successfully flew a 747 freighter at 98 percent of the speed of sound in a safety demonstration for the Federal Avia… ...

Boom Supersonic's XB-1 aircraft set a new speed record during its latest test flight on Nov. 5, marking a major milestone toward flying at supersonic speeds.

NASA said it’s working on producing a passenger jet prototype that can fly “from New York City to London up to four times faster than what’s currently possible.” ...

Boom Supersonic made history today (Jan. 28) when its XB-1 jet broke the sound barrier for the first time on a test flight over the American desert.

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