A supersonic Boom Supersonic flight across the United States — beginning potentially as early as 2029 — could be at least 90 ...

While the plane’s engines were still audible on the ground, surpassing the Mach cutoff ensured no one heard a disruptive sonic boom. According to the company’s February 10th announcement ...

Boom Supersonic announced Monday that its airliner could fly above Mach 1 without producing a sonic boom audible from the ground. As Concorde could only fly supersonic over water, this discovery ...

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