The biggest transformation in the aerospace industry since the dawn of the jet age 75 years ago is being driven by next-generation propulsion systems and other technological advancements.
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NASA tests the X-59, a quiet supersonic jet that could open the door to faster commercial flights
Airplanes have been able to fly at supersonic speeds since the 1940s, although they are prohibited from conducting commercial flights over land because they produce a sonic boom that disturbs the ...
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