A new geological study sets the record straight on the formation of the Andes mountain range. Research published in Earth and ...

The Andes have been a mountain chain for much longer than previously thought, new research from the University of Bristol, UK suggests. The Andes were formed by tectonic activity whereby earth is ...

Researchers describe zircons from the Andes mountains of Patagonia. Although the zircons formed when tectonic plates were colliding, they have a chemical signature associated with when the plates were ...

How did the Andes -- the world's longest mountain range -- reach its enormous size? This is just one of the geological questions that a new method may be able to answer. With unprecedented precision, ...

The geologic faults responsible for the rise of the eastern Andes mountains in Colombia became active 25 million years ago—18 million years before the previously accepted start date for the Andes' ...