Earthquakes form when two tectonic plates moving against one another get stuck, allowing the fault to build up stress. "The plates are increasingly stressed by the forces trying to move them ...

A new analysis of earthquake rupture directivity provides essential insights for seismic hazard and risk assessments in urban ...

The California earthquake was recorded at a depth of 7.2 miles today, with its epicentre around 6.8 miles southwest of ...

Multiple earthquakes shook California's Bay Area Thursday afternoon. The earthquakes occurred near Hayward, around 20 miles southeast of Oakland, with the strongest one hitting at 1:59 p.m. local ...

A small earthquake occurred just north of Bremerton in Kitsap County at approximately 5:15 a.m. The Pacific Northwest Seismic ...

A 3.0-magnitude earthquake shook the western part of Washington on Tuesday, Feb. 18, the U.S. Geological Survey reported. The 5.4-mile deep quake hit about 7 miles east from Greenwater at 9:54 a.m ...

This energy spreads in the form of seismic waves, causing the earth to tremble. Volcanic eruptions and mine explosions can also cause earthquakes.