The sound of sand reveals its source
It’s all about the ancient shellfish
LIFT A SHELL from the sand to your ear and everyone knows you can hear the sea. But listen carefully enough and you can hear shells in the sand too. Sand, it turns out, has a signature sound of its own, and now scientists have found a way to tune in.
This article appeared in the Science & technology section of the print edition under the headline “Name that dune”
Science & technology September 14th 2019
From the September 14th 2019 edition
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