Imagining yourself in the shoes of a person experiencing "The Big One" can help us prepare now for a major earthquake, these ...

A 4.9-magnitude earthquake and several aftershocks rattled the Inland Empire on Monday night, according to the United States Geological Survey.

It was a groundbreaking discovery. Scientists have found previously concealed fault lines along California’s north coast, sparking concerns that we could be drastically underestimating the earthquake ...

A rapid-fire barrage of 16 earthquakes slammed Southern California in less than 24 hours, reigniting terrifying fears that ...

Along the remote coast where the San Andreas Fault meets the Cascadia subduction zone, earthquakes too small for humans to feel are sketching out a hidden map of danger. By tracking these tiny tremors ...

Three huge tectonic plates meet at the Mendocino triple junction off the coast of northern California, and a new study ...

The West Coast of North America is a geologically tumultuous zone where tectonic plates collide, subducting under and scraping past one another. Over the eons, this activity has regularly caused major ...

A Pattern That Crosses Fault Lines What emerged was an extraordinary pattern: over the last 3,100 years, many major earthquake layers in southern Cascadia aligned in time with those from the northern ...