In laboratories around the world, scientists are finally cracking illnesses that once looked untouchable, from inherited blood disorders to rare…

Near the summit of Mount Everest, where oxygen is scarce and temperatures can kill in minutes, climbers have reported something…

High in the Tobacco Root Mountains of Montana, a wall of stone rises from the forest floor in clean, geometric…

On a lonely stretch of the Tibetan Plateau, China has built an airport higher than many Himalayan passes, a piece…

The Soviet Union’s first robotic moon rover vanished from human contact in the early 1970s, its final resting place uncertain…

A routine restoration inside a medieval church in eastern France has turned into one of the most evocative archaeological surprises…

From polluted rivers to war-torn cities, scientists are mapping a new generation of “hotspots” where environmental damage, conflict and collapsing…

For nearly two decades, an American mechanic turned self-taught snake expert has done something that sounds suicidal at first glance:…

Along a quiet stretch of the Pacific Northwest, a hidden fault is slowly loading the energy for what could be…