Researchers recently discovered a huge chain of extinct volcanoes buried deep below South China that formed when two tectonic ...

Today, the arc is closer to the Pacific coast in northern Central America and toward central Costa Rica. Most of the volcanoes you see today are 500,000 to 250,000 years old.

Image: A CU-Boulder-led team has discovered some rare, primitive microorganisms on high volcanoes in South America that may be fueled by drifting gases in the region rather than photosynthesis ...

This is especially true for volcanoes covered by glaciers – roughly 18% of all volcanoes on Earth. When these erupt, the consequences can be among the deadliest of all natural disasters.

Mummified mice found atop volcanoes in South America have long hinted that rodents forage on peaks as tall as 22,000 feet, but it turns out mice permanently live at these extreme heights.

A team led by the University of Colorado Boulder looking for organisms that eke out a living in some of the most inhospitable soils on Earth has found a hardy few. A new DNA analysis of rocky soils in ...

A smaller species of sloth, Scelidotherium leptocephalum, inhabited South America between about 800,000 and 11,000 years ago. It is thought to have been about one metre long, weighing up to one tonne.