High in the Himalayas, soldiers have fought hand-to-hand at a border hotly contested by two nuclear-armed giants. Why are ...

Climate change is accelerating the melting of the world's mountain glaciers, according to a massive new study that found them ...

Ski mountaineers Christina "Lusti" Lustenberger and Guillaume "Gee" Pierrel have become the first party to descend Mount Robson's south face on skis.

Birds are among the most fascinating creatures on Earth, with nearly 10,000 species inhabiting various ecosystems. Birds have ...

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