A major earthquake hasn’t struck any of California’s biggest cities in more than three decades, but the “Big One” is a matter ...

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

Researcher of earthquake behavior at Oregon State University published a paper for a study that showed the Cascadia fault in ...

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

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

Supershear earthquakes are more common than previously believed, some scientists say — carrying potentially profound risk for ...

LOS ANGELES - A rare and powerful October storm is bringing heavy rain, high winds, and a threat of mudslides and tornadoes ...

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

"Northern San Andreas fault events have triggered turbidity currents in the southernmost Cascadia subduction zone, and vice versa," the study authors stated. They pointed out "even very dissimilar ...

A future mega-earthquake in the Pacific Northwest could lead to the “Big One” along the San Andreas fault in California—or ...

The authors of the opinion article say California hazard maps and building codes should account for the possibility of ...