Most Americans think of earthquakes as a West Coast problem. The assumption makes sense on the surface. California shakes ...

Deep beneath the Pacific, one undersea fault has produced nearly identical magnitude 6 earthquakes every few years for ...

For more than three decades, experts have been trying to solve the mystery of why a certain kind of underwater fault triggers ...

A hidden network of earthquake faults running beneath Seattle may be far more active than scientists realized. New research ...

Deep beneath the eastern Pacific Ocean about 1,000 miles off the coast of Ecuador, a fault line on the seafloor has been ...

The ground beneath North America is not as stable as it looks. Beneath cities, suburbs, and farmland, ancient fractures in ...

A new study suggests northern Oregon could experience stronger shaking during a major Cascadia earthquake than earlier models ...

Unlike the San Andreas Fault — one of the most heavily studied faults in the world — scientists know comparatively little ...

Tracy Turner, owner of the Wynola Junction, looks over pictures that fell from shelves when an earthquake hit Monday in Julian. (Denis Poroy / Associated Press) Below California's famed beaches, ...

When a magnitude 7.7 earthquake shook Myanmar on March 28, 2025, it wasn’t just another powerful tremor—it was a geological curveball. The quake ripped open more than 500 kilometers (317 miles) of the ...

They can have their quake and beat it too. Researchers have identified the mechanism behind hidden underwater “brake zones” ...

At the Cascadia subduction zone in the Pacific Northwest, one tectonic plate is moving underneath another. New experimental work at UC Davis shows how rocks on faults deep in the Earth can cement ...