• floofloof
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    20 days ago

    The headline is misleading. It’s quieter, but far from silent.

    • PolandIsAStateOfMind@lemmy.ml
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      20 days ago

      sonic booms quieter than a hairdryer

      More like about one specific noise. Jet aircraft are generally pretty loud even outside of sonic booms.

      • floofloof
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        20 days ago

        Hairdryers are quite loud too. It’s a stretch to describe even the sonic boom as “silent”.

        • master5o1@lemmy.nz
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          19 days ago

          Aren’t they fairly quiet to the passengers?

          (the sound being behind the plane)

      • geneva_convenience@lemmy.ml
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        18 days ago

        The problem is that the only way to do this is by using rocket engines which are extremely polluting. There would need to be new motor innovations which can be used for every field. Iike a small nuclear motor or the like.