Born to Run: A Hidden Tribe, Superathletes, and the Greatest Race the World Has Never Seen

A journalist's quest to solve his running injuries leads him to Mexico's Copper Canyons, where the reclusive Tarahumara run hundreds of miles in sandals and a fifty-mile race pits them against America's best ultrarunners.
The Sixth Extinction (10th Anniversary Edition) An Unnatural History

Human activity is driving species to extinction at rates up to 1,000 times faster than normal. Pulitzer Prize winner reveals how humans became the first species to trigger a mass extinction and what it means for life on Earth.
Silent Spring

Rachel Carson's 1962 exposé revealed how DDT and chemical pesticides were poisoning wildlife and contaminating food supplies, sparking the modern environmental movement.
Into the Wild

A young man abandons everything after college, renames himself Alexander Supertramp, and ventures into Alaska's wilderness where he dies alone in an abandoned bus. What drove him to this fate?
Cosmos

Carl Sagan's groundbreaking journey through 15 billion years of cosmic evolution reveals how science and civilization grew together, transforming matter into consciousness.