22-Million-Year-Old Andes Landscape Preserved by Giant Pompeii-Scale Eruption

An explosive volcanic eruption in northern Chile nearly 22 million years ago buried an ancient Andean landscape under more than 1,260 cubic kilometers of hot ash, pumice, and gas, creating a geological time capsule that reveals how slowly the mountains rose, according to a study published in Science Advances. How the Cardones Ignimbrite Preserved Northern … Read more