The Shark That Conquered the Whorl - a podcast by Scientific American

from 2017-07-21T21:10

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Journalist and author Susan Ewing talks about her new book Resurrecting the Shark: A Scientific Obsession and the Mavericks Who Solved the Mystery of a 270-Million-Year-Old Fossil . (And we'll discuss how Helicoprion is not technically a shark, but it's really close!)