Elements of a newly discovered process in plate tectonics include a mass (rock slab weight), a pulley (trench), a dashpot (microcontinent), and a string (oceanic plate) that connects these elements to ...

It’s the 323rd anniversary of the last Cascadia Subduction Zone earthquake. We spend a fair amount of time thinking about the ‘Big One’ (and the ‘Really Big One’) in the Pacific Northwest. Today is ...

Researchers have conducted detailed structural analyses of a fault zone in central Japan to identify the specific conditions that lead to devastating earthquake. The seismic slip processes that were ...

Researchers named the spring "Pythia’s Oasis" for Ancient Greece's Pythia, an oracle who sat in a temple above a crack in the ...

Newly-released research led by the University of Washington (UW) showed that a feature scientists hypothesized was present along the Cascadia Subduction Zone is missing in places. What does that mean ...

The Pacific Northwest is known for its towering trees, beautiful landscapes and breathtaking coast. But what sits about 70 miles off that coast, and anywhere from 300 to 10,000 ft below the ocean's ...

SEATTLE — Friday marks the anniversary of the last major earthquake in the Pacific Northwest when the Cascadia Subduction Zone went off 324 years ago. Since then, Washington has seen smaller ...

A major earthquake along a West Coast fault could have catastrophic consequences across coastal Washington, Oregon and northern California. Running offshore from northern California to British ...

A major earthquake along the Cascadia Subduction Zone could cause coastal land from to sink permanently, dramatically increasing the risk of flooding, according to a new study. The research, published ...

When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five minutes, and tsunami waves as tall as 100 feet could barrel toward shore.