Scientists warn that the Cascadia Subduction Zone could unleash a massive 9.2 earthquake and tsunami, putting millions in the Pacific Northwest at risk. This video breaks down why the region is ...

A megaquake in the Pacific Northwest could trigger a large earthquake along California's San Andreas Fault, creating an unprecedented catastrophe up and down the Pacific Coast, a new study has found.

Workers check damage to Interstate 880 in Oakland after it collapsed during the Loma Prieta earthquake in October 1989. (Paul Sakuma / Associated Press) They are two of the West Coast's most ...

They are two of the West Coast’s most destructive generators of huge earthquakes: The San Andreas fault in California and the Cascadia subduction zone offshore of California’s North Coast, Oregon, ...

For generations, scientists believed that the West Coast’s two great earthquake engines — the Cascadia subduction zone and the San Andreas fault — operated on separate geologic stages. One dives, one ...

PORT ANGELES, Wash. — Port Angeles faces significant tsunami danger from a Cascadia subduction zone earthquake that could send waves 16 feet high or more crashing into its waterfront in less than an ...

In 1954, a powerful earthquake shook Northern California near Humboldt Bay, baffling scientists for decades. Most quakes in the region come from the Gorda Plate, but this one didn’t fit the pattern.

Eight years ago, Erik Thorsen — CEO of Columbia Memorial Hospital in Astoria, Ore. — received a warning that no hospital administrator wants to hear: A big earthquake could cause his hospital's ...

Where the school had been, moments before, was a cloud of dust. The day was pleasant and partly cloudy in Mexico City when a 7.1 magnitude earthquake shook the earth, killing around 400 people. Of ...

This is read by an automated voice. Please report any issues or inconsistencies here. New research suggests the San Andreas fault and the Cascadia subduction zone could produce devastating ...

Geologists warn that a long-overdue megathrust earthquake along the Cascadia Subduction Zone could unleash a massive tsunami and widespread infrastructure collapse. This video explains why the Pacific ...

They are two of the West Coast's most destructive generators of huge earthquakes: the San Andreas fault in California and the Cascadia subduction zone offshore of California's North Coast, Oregon, ...