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Boom Boom Thump: How to Make Quieter Supersonic Planes

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Supersonic jets like the Concorde face concerns over safety, high carbon output, and cost. They also make loud sonic booms so loud that only transoceanic flights are legal. Now one NASA program is trying to make a quiet supersonic plane that could fly over land.

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Sources:
Special thanks to Mark Mangelsdorf, NASA’s Deputy Chief Engineer on the Low Boom Flight Demonstrator (part of the Quesst project)
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