Mountain waves, it's a large-scale wind pattern that typically happens in the cooler months from fall to early spring. This weather phenomenon occurs in many mountain ranges around the globe including ...

The world's longest mountain chain stretches along the entire west coast of South America, but scientists have been struggling to explain how it formed. Published Dec. 1 in Nature, research led by ...

Mount Everest is astoundingly tall at 29,032 feet above sea level, besting its Himalayan neighbors by hundreds of feet. But the world’s tallest peak is still growing, scientists say, thanks in part to ...

The Andes Mountains are much taller than plate tectonic theories predict they should be, a fact that has puzzled geologists for decades. Mountain-building models tend to focus on the deep-seated ...