Scientists are raising the alarm about a potential seismic catastrophe on the West Coast of North America. Recent studies ...

Two of the biggest fault lines in the world are synched together in a way that could lead to disastrous consequences, ...

A massive Pacific Northwest earthquake could trigger a devastating second quake on California's San Andreas Fault, a new ...

Two earthquakes struck off the Oregon coast today. Learn more about their impact and how to stay prepared for future tremors.

Samples from the seafloor reveal evidence of several earthquakes along the West Coast’s two major fault zones happening in ...

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

LOS ANGELES — What could the next mega-earthquake on California’s notorious San Andreas fault look like? Would it be a repeat of 1857, when an earthquake estimated at magnitude 7.7 to 7.9 ruptured the ...

A section of the San Andreas fault where earthquakes occur regularly may give off a distinct signal before it trembles to life, new research finds. The signal hints at the opening and closing of ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Earthquakes at the San Andreas Fault may be triggered by activity at the Cascadia subduction zone ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The southern section of California’s San Andreas fault hasn’t experienced a major earthquake in 300 years ...

The threat of a 9.0-magnitude earthquake along the Cascadia Subduction Zone has hung over the Pacific Northwest for decades. Seismologists and emergency managers say “The Big One” could be one of the ...

Earthquakes are notoriously hard to predict, but one consistent earthquake in California—which rumbles every 22 years—provides valuable data for finding warning signs of an impending quake. This ...