Stanford researchers have created the first-ever global map of a rare earthquake type that occurs not in Earth's crust but in our planet's mantle, the layer sandwiched between the thin crust and Earth ...

In the Pacific Northwest, big faults like the Cascadian subduction zone located offshore, get a lot of attention. But big faults aren't the only ones that pose significant hazards, and a new study ...

California’s latest burst of seismic activity arrived not as a single big jolt but as a rapid sequence of smaller quakes that ...

Early 2026 has brought renewed scrutiny to how Earth-observing satellites register extreme ocean events. Widely circulated ...

A minor, 3.8-magnitude earthquake struck in the San Francisco Bay Area on Monday, followed by a larger 4.2 magnitude ...

Did you feel them? A 4.2 earthquake struck near San Ramon Monday morning amid a string of over 30 temblors in the area, the U ...

San Ramon, Calif., has been rattled by dozens of small earthquakes in recent months. Even in a region used to regular shaking, it’s been a lot.

A swarm of earthquakes shook the Bay Area on Monday, according to data from the U.S. Geological Survey.

Data from the USGS shows the seismic events have ranged in strength from 2.5 up to 4.2 in magnitude.

There were 35 confirmed earthquakes in the Palmetto State in 2025, according to the South Carolina Department of Natural ...

An ongoing string of more than a dozen earthquakes in less than 90 minutes early Monday ended what had been some recent calm ...