Mystery of the Sea Circles


Mystery circle... Photo by Hiroshi Kawase (Flickr/Creative Commons)

We’ve all heard about crop circles, and the entirely terrestrial reason they pop up in the occasional wheat field. But what about strange circles on the bottom of the sea? In this episode of Stuff to Blow Your Mind, Robert Lamb and Joe McCormick discuss the mystery of these ephemeral patterns and what scientists discovered about their origin.

Featured Photo: "Mystery Circles" by Hiroshi Kawase (click to see more)

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Torquigener albomaculosus: A male (right) biting on the left cheek of a female while they were spawning.
Torquigener albomaculosus: A male (right) biting on the left cheek of a female while they were spawning.
Photograph by Yoji Okata

Topics in this Podcast: biology, Mystery