The relationship between the sites means an earthquake in one zone can trigger an earthquake in the other in a phenomenon ...

The San Andreas Fault runs nearly the entire length of California, a sliding boundary between tectonic plates. Its history is one of violent ruptures — earthquakes that have reshaped towns, destroyed ...

With the Great ShakeOut earthquake drill approaching, new research suggests a potential link between two major fault lines ...

OSU researchers find Cascadia Subduction Zone and San Andreas Fault may be synchronized — with the potential for quakes on ...

A 3.1 magnitude earthquake struck California’s Hayward Fault — a fault line experts call the most dangerous in America. Over ...

In the Bay Area, BART plans to automatically slow down its trains and have them come to a brief stop, as the system is ...

Scientists are sounding the alarm on earthquakes that create a sharp, booming shock that triggers ruptures that move faster ...

A new geological study suggests that a major earthquake in the Cascadia Subduction Zone could set off simultaneous shaking ...

Once you arrive and go inside these lush palm groves, you will feel like you’re in a jungle a world away from the desert ...

Down in California, the San Andreas Fault marks the boundary where the North American and Pacific plates are sliding past ...