DUBLIN, Calif. (KGO) -- From Napa to Santa Cruz, many Bay Area residents say they felt the big jolt of a 3.9 earthquake on the Calaveras fault in the East Bay. It struck at 7:46 p.m. Monday night ...

And after we did that, we found out that many of them occur in small kind of ligament, which is probably indication that there are some small faults." It's possible that Tuesday's earthquake was ...

A new analysis of earthquake rupture directivity provides essential insights for seismic hazard and risk assessments in urban ...

A study looking at a small region in Japan has shown that the properties of fault zone rocks really matter for the generation of earthquakes. Earthquakes occur along fault lines between ...

The Pacific Northwest typically experiences three types of earthquakes: Shallow fault quakes: Ruptures in faults located in the upper 18 miles of the Earth's crust. These earthquakes typically ...