American company Boom Supersonic just broke the sound barrier with a civilian plane. What exactly is supersonic travel, and ...

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This 34-minute flight, the culmination of 11 previous subsonic ones, took off from Mojave Air and Space Port in California.

NASA will use 30 ground recording stations to monitor the sound produced by the X-59 QueSST experimental aircraft. Learn more ...

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Prototype aircraft for supersonic airliner breaks sound barrier ...

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