Watch: Researchers at China's giant panda breeding centers have discovered how to encourage captive pandas to mate, how to make sure the pregnancy is successful, and how to keep the panda cubs alive once they've been born.
Chris Sharma is one of the world’s strongest climbers. Here he tackles the hardest climb ever achieved—a 200-foot overhanging cave at the top of a mountain in southern California. He trains for the climb in Spain with his girlfriend, Daila.
With hopes of reviving the idea of the Crow Clan system, National Geographic photographers invited youth from across the 2.3 million-acre Crow Indian Reservation to participate in a photography program. #NatGeoProof