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 to devastating major earthquakes.

A 4.9-magnitude earthquake and several aftershocks rattled the Inland Empire on Monday night, according to the United States Geological Survey.

Last January 19, 2026, residents in the Coachella Valley felt quite shook. It wasn't any celebrity drama or local gossip, but a literal 4.9 earthquake.

California sits on one of the world’s most active fault lines, but the “big one” hasn’t struck—yet. Explore the science behind earthquakes, stress buildup, and what researchers are watching closely. #

Southern California's Coachella Valley experienced over 150 earthquakes within a 24-hour period, with USGS warning of continued activity for a week.

When it comes to emergencies and natural disasters, one of the main concerns for residents in California is earthquakes. World-renowned seismologist Dr. Lucy Jones says the San Andreas Fault is not the only show in town. Jones added that there are hundreds ...

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

A second strong earthquake struck the Coachella Valley this week, worrying residents about a possible stronger quake in the future.