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The song of the dunes

submitted by notarobot

8 years 3 months 3 weeks ago

The song of the dunes introduced by Stéphane Douady. Since Marco Polo this strange sounds that can be heard in some deserts fanscinates. Here Stéphane Douady shows the different sounds that can be made, as soon as this singing sand it is sheared, with the hand, the feet, or in avalanches. Recorded on a singing dune in Morocco. A movie from Etienne Chaillou and Mathias Thery.

/YT

Any theories as to why this happens?