A minor, 3.6-magnitude earthquake struck in Southern California on Thursday, according to the United States Geological Survey. The temblor happened at 5:16 p.m. Pacific time about 3 miles west of ...

The Concord Fault in the Bay Area is not where scientists thought. A new 4.4-mile segment is shifting under homes, prompting plans for an Earthquake Fault Zone. The fault could cause earthquakes as ...

The fault has moved the curbs as much as a handspan, around 18 centimeters, since the time they were installed, up to 60 years ago.

Our two-person team loaded the car with a GPS, a drone, notebooks, sample bags, a trowel and a flat spatula lovingly called a ...

A team of scientists put together a global database of submarine mud volcanoes. Orders of magnitude more are still bubbling, ...

Normally, younger rocks are deposited above older ones, forming predictable geologic layers. In the North Sea, this process ...