Today we interview Gillen D’Arcy Wood, the author of The Wake of the HMS Challenger, and learn about our 19th century oceans.
This is the story of Marie Tharp, the geologist and cartographer who helped prove the theory of continental drift and changed geology forever, armed with nothing more than sonar readings, colored pencils, and a determination to reveal the unseen. The Early Years: A Quiet Foundation Marie Tharp was born on July 30, 1920, in Ypsilanti, Michigan. Her father, William Tharp,