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Lake sediment cores in Guatemala reveal directional ground shaking from the 1976 earthquake, offering rare insight into ...
Yellowstone is most famous for huge explosive eruptions that create large calderas. Outside Yellowstone Caldera, however, ...
Beneath the towering Guadalupe Mountains of Texas lies a dramatic story of transformation. Once part of an ancient sea, the fossilized Capitan Reef now forms craggy peaks and iconic cliffs like El ...
About 12 million years ago, huge herds of rhinos roamed the lands of North America. There was a long-standing mystery around ...