The North American craton actually dips near the Rockies rather than forming a sharp vertical step as previously believed.

Stretching like a colossal spine along western South America, the Andes stand as the world's longest mountain range. It spans 8900 kilometers along South America's western periphery, is up to 700 ...

New research shows that the Altiplano plateau in the central Andes -- and most likely the entire mountain range -- was formed through a series of rapid growth spurts. "This study provides increasing ...

Have you ever imagined what Antarctica looks like beneath its thick blanket of ice? Hidden below are rugged mountains, valleys, hills and plains. Some peaks, like the towering Transantarctic Mountains ...

This article is part of our occasional long read series Zoom Out, where authors explore key ideas in science and technology in the broader context of society and humanity. Nestled deep in Central Asia ...

Itching to shred the gnar and leave first tracks on the fresh pow-pow this winter? Translation: Excited to ski or snowboard on the freshly fallen powder this winter? As we wait for Opening Day on Vail ...

The mighty Rocky Mountains extend nearly 4,000 miles between British Columbia and New Mexico. Geologists divide them into ranges that include the Bighorn, Beartooth, Black Hills (famous for Mount ...

AMHERST, Mass. - The formation mechanism of the Adirondack Mountains in upstate New York has long posed a geologic mystery, say seismology researchers at the nearby University of Massachusetts Amherst ...

Leftover chemical traces from ancient raindrops are helping researchers determine how prehistoric mountains that stretch from North America to Mexico were formed. Fifty million years ago, mountains ...