Scientists are uncovering a hidden and surprisingly complex earthquake zone beneath Northern California by tracking swarms of ...

The USGS reported that, over the past several days, a sequence of at least five earthquakes shook California, with magnitudes ...

Earthquake swarms are clusters of small quakes caused by complex fault systems and underground stress, and scientists say ...

Earthquakes happen daily, sometimes with devastating consequences, yet predicting them remains out of reach. What scientists ...

For more than a month, the San Francisco Bay Area has been subjected to a seemingly ceaseless stampede of earthquakes — the latest in a series of seismic swarms that have rattled windows and raised ...

This is read by an automated voice. Please report any issues or inconsistencies here. Dozens of small earthquakes have shaken the San Francisco Bay Area over the last month, rattling nerves and ...

This is read by an automated voice. Please report any issues or inconsistencies here. San Ramon has been rocked by more than 75 earthquakes since November, with a magnitude 4 quake Friday night ...