A new study suggests northern Oregon could experience stronger shaking during a major Cascadia earthquake than earlier models ...

An 8.8 magnitude earthquake struck off Russia's Kamchatka Peninsula, triggering tsunami warnings across the Pacific. The quake, the largest since the 2011 Tohoku earthquake, occurred on a "megathrust ...

Add Yahoo as a preferred source to see more of our stories on Google. University of Washington The Cascadia Subduction Zone (CSZ) is a massive fault line stretching from Vancouver Island to Northern ...

A silent colossus lurks off the Pacific coast, threatening hundreds of miles of coastline with tsunamis and devastating earthquakes. For decades, scientists have warned about the potential of the ...

SINGAPORE, July 30 (Reuters) - The 8.8 magnitude quake off Russia that triggered tsunami warnings across the Pacific occurred on what is known as a "megathrust fault", where the denser Pacific Plate ...

A new study published in Science Advances has revealed the first detailed images of a newly developing subduction zone off the coast of British Columbia's Haida Gwaii archipelago. The international ...

A newly identified link between two notorious geologic zones suggests a major earthquake at one site could trigger another huge quake at the other, creating a double-whammy of destruction. Researchers ...

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The Carrizo Plain in eastern San Luis Obispo County contains the most strikingly graphic portion of the San Andreas Fault. Sediment cores recovered from the Pacific seafloor suggest that megathrust ...

Add Yahoo as a preferred source to see more of our stories on Google. PORTLAND, Ore. (KOIN) – A new study mapping the Cascadia Subduction Zone is giving scientists clues about the state of the fault ...

Seismic symphonies of minor earthquakes may affect grand movements on major faults. Small and distant earthquakes can disrupt the growth of slow-slip events — gradual fault movements that can release ...