The surface of Mars is known for being an extremely cold, desiccated, and irradiated place. But as its many surface features ...

Evacuating the Tahoe basin in summer could take 14 hours, and 99% of properties are at risk — yet new resorts are being built ...

Permafrost melting in Kashmir Himalaya poses environmental threats, affecting roads, households, lakes, and hydropower ...

Many people living in the Himalayas, Andes, Alps, Rocky Mountains, Iceland, and Alaska have experienced glacial lake outburst floods of one type or another.

Weiss, traveling to the top to capture a sunrise image of the park, situated his camera and tripod on a small ledge with ...

If you're heading up to sample the United States' longest vertical drop at Timberline this spring, take a picture and send it ...

The second-smallest continent is not just about castles, cathedrals and baroque palaces. It’s time to discover the other ...

Gstaad, nestled in the breathtaking Bernese Alps, is a perfect blend of outdoor adventure and luxury relaxation. Here are some of the best activities to enjoy, from alpine exploration to unwinding in ...

Spring is in bloom. Here are our favorite places to frolic through fields of flowers, from the Pacific Northwest to the ...