CONTRA COSTA COUNTY, CA - A preliminary 3.0 magnitude quake was registered near San Ramon Saturday afternoon, according to ...

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

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

Researchers studying a massive landslide in Alaska have detected strange seasonal seismic pulses caused by water freezing and ...

There were at least six separate earthquakes that measured above a magnitude of 2.5 in an earthquake swarm in the San Ramon ...

SAN RAMON — A cluster of earthquakes struck the San Ramon area Friday night, continuing a pattern of seismic activity in ...

SOMERS, Mont. — Earthquakes can happen anywhere at any time and in any magnitude. The Flathead Valley is known for seismic activity, which means subdivisions have to meet county regulated requirements ...

Seismic activity remains high off the eastern coast of Aomori Prefecture following a magnitude-7.5 earthquake on Monday.

A new low-intensity earthquake was recorded off the Costa Blanca coastline in the early hours of Thursday December 18, ...