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A comment on Scientists say you can cancel the noise but keep your window open. Parent comment

Re:Scientists say you can cancel the noise but keep your win... by anticensor on Saturday July 11, 2020 @03:48PM (#23805276)
It is actually between the two because sound is a material wave and air has friction.
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Re:Scientists say you can cancel the noise but keep your win... by hwillis on Saturday July 11, 2020 @04:19PM (#23805546)
depends how far away you are.

https://upload.wikimedia.org/wikipedia/commons/thumb/6/64/Ex...

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