SPIRALS IN TIME: THE SECRET LIFE AND CURIOUS AFTERLIFE OF SEASHELLS BY HELEN SCALES Firefight Study the winds to sail

Study the winds to sail your ship in search of valuable riches

and the terrifying Doomsday Machine

in France in 1731

and Gonsalvo

SPIRALS IN TIME: THE SECRET LIFE AND CURIOUS AFTERLIFE OF SEASHELLS BY HELEN SCALES Firefight Study the winds to sailA biological and cultural biography of the ubiquitous yet mystical seashell. 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: The Secret Life and Curious Afterlife of Seashells, marine biologist Helen Scales shows how seashells have been sculpted by the fundamental rules of mathematics and evolution; how they gave us color,