Helen Scales, PhD, is a marine biologist, writer, and public broadcaster. She has written for National Geographic, the Guardian, New Scientist, BBC Wildlife Magazine, and BBC Focus, among others. She teaches marine biology and science writing at Cambridge University and advises the marine conservation charity Sea Changers.
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Seashells, stretching from the deep past into the present day, are touchstones leading into fascinating realms of the natural world and cutting-edge science. In Spirals in Time, marine biologist Helen Scales shows how seashells have been sculpted by the f... SEE MORE