A swarm of a half-dozen earthquakes reaching up to magnitude 2.9 rattled San Ramon in California near San Francisco, the U.S.

Scientists are using the cutting-edge satellite technology from the NASA-ISRO Synthetic Aperture Radar (NASIR) to rethink how ...

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

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 fe ...

After the 6.7-magnitude Northridge Earthquake rattled Southern California, scientists realized just how much preparedness can ...

Clusters of small quakes can be unsettling to Californians, but scientists say they rarely signal that a major quake is ...

A loud rumble rattled homes across California’s High Desert, causing confusion among residents. Despite earthquake-like ...

The San Andreas Fault is the longest and fastest-moving, but over the next decade, Dr. Lucy Jones says it'll probably be one ...