By tracking swarms of very small earthquakes, seismologists are getting a new picture of the complex region where the San Andreas fault meets the Cascadia subduction zone, an area that could give rise ...

More than 70 percent of Californians live within 30 miles of a major fault.

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

USGS has reported several aftershocks in the area.

Earthquake myths have circulated in the state for decades. We looked into them.

California Earthquake 2026 explains what happened, where the quake was felt, aftershocks, risks, and how residents can ...