For centuries, humans have lived underground. Today, that ancient practice is under dire threat—even as cave life makes more ...

From falcon -haunted hangouts to heatstroke-inducing ascents, here are 12 dangerous hikes—cited by AllTrails, Redditors, and ...

Truth is, we don’t know how the Tree of Life will fall, and we don’t know when. It could happen in five years, in 40 years, ...

CONQUEROR OF THE SEAS FERDINAND MAGELLANThe voyages of Columbus inspired boldness in other great explorers to discover new unhampered trade routes to the Spice Islands of the EastWhen Vasco Da Gama ro ...

Live news, investigations, opinion, photos and video by the journalists of The New York Times from more than 150 countries around the world. Subscribe for coverage of U.S. and international news ...