No reports of major injuries or structural damage have emerged, and authorities have not issued a tsunami warning.

Aftershocks have been recorded for both earthquakes. On Dec. 8, Japanese authorities warned an even more powerful earthquake ...

Underwater earthquakes can trigger massive phytoplankton blooms, linking deep-sea seismic activity to ocean life and carbon ...

New research in Yellowstone National Park has found a connection between earthquake swarms and the chemical reactions needed ...

On Monday morning, around 30 minor earthquakes erupted in a swarm near the Geysers geothermal field south of Clear Lake. The day before, seven quakes rattled Sonoma County, including a 4.0 quake. The ...

Several earthquakes, the largest measured at magnitude-3.3, were reported Thursday morning in Ventura County. The earthquakes ...

Earthquakes may be unpredictable, but their impacts are not entirely mysterious. New modeling techniques are offering a clearer view beneath the surface.

Japan’s Meteorological Agency said a powerful earthquake hit off the Japanese northern coast Monday, triggering a tsunami ...

Glacial earthquakes are a special type of earthquake generated in cold, icy regions. First discovered in the Northern ...

California's seismic risk is increasing with supershear earthquakes, which are faster and more destructive than typical ...

Alaska experienced a surge of seismic activity over the weekend as a powerful magnitude 7.0 earthquake triggered a sequence ...

A preliminary 4.1 magnitude earthquake struck Sunday afternoon near Glen Ellen in Sonoma County, according to the United ...