Two months later, a magnitude 7.3 struck the site in northern California ... some 100,000 earthquakes felt worldwide each ...

Two separate earthquakes were reported near the San Francisco Bay Area on Tuesday, according to the U.S. Geological Survey.

Earthquake prediction is a complex science that tries to understand and anticipate seismic events. Lucy Jones, a seismologist with over thirty years at the United States Geological Survey (USGS), ...

With some 100,000 earthquakes felt worldwide each year, according to the US Geological Survey (USGS), it is understandable that people want to have warning. The Eureka area - a coastal city 270 ...