James Nestor is a San Francisco-based journalist and author of Deep: Freediving, Renegade Science, and What the Ocean Tells Us about Ourselves. He also directs the sperm whale communication project CETI (Cetacean Echolocation Translation Initiative). Over the course of his career as a journalist, Nestor has written for The New York Times, Outside Magazine, Men's Journal, Scientific American, The San Francisco Chronicle, National Public Radio, and more. Find more of his work at mrjamesnestor.com.
To learn how life on Earth first began—and how it might evolve elsewhere in the universe—scientists are probing rocks deep beneath the ocean's surface.