A long-lost slab of Earth’s crust may be pulling away the bottom of the oldest part of North America, scientists say ...

Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world's most closely watched volcanic systems. Now a team of geoscientists has uncovered new evidence ...

Southern California is seismically active due to its location on tectonic plate boundaries, having experienced major quakes like the 1994 Northridge event. A strong but shallow earthquake with a ...

Geologists have uncovered a long-lost continental fragment buried beneath the thick ice of Greenland, a discovery that offers ...

Using data compiled from single earthquakes across the world, Christie Rowe of the Nevada Seismological Laboratory at the University of Nevada, Reno and Alex Hatem of the U.S. Geological Survey sought ...

Scientists found new evidence that Earth’s crust is peeling underneath the Sierra Nevada in California. The process might be ...

Iran's folded rocks are a colorful formation that is part of the Greater Caucasus mountains, which formed when the Eurasian tectonic plate collided with the Arabian plate millions of years ago.

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