The Kamchatka Peninsula earthquake may not have brought the same devastation as previous shocks, but a far more deadly ...

A megasplay fault branches upward from the subduction zone, and in the event of "The Big One," would raise the seafloor, displacing a massive amount of water closer to the coast.

Scientists investigate the Cascadia Subduction Zone off the Pacific Northwest, and the potential for a catastrophic tsunami.

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.

The tsunami wave from an anticipated earthquake off the West Coast could reach 100 feet and permanently flood parts of the ...

A powerful 8.8-magnitude earthquake struck off Russia's Far East coast early Wednesday, prompting tsunami warnings across the ...

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.

Just off the coast of the Pacific Northwest is the Cascadia Subduction Zone, a complex collection of earthquake faults created by one tectonic plate pushing its way under another. Every 400-600 ...

The Cascadia Subduction Zone is a major fault that runs offshore from Northern California to British Columbia. Shaun Tandon/AFP via Getty Images Why It Matters The study shows that under a high ...

EUGENE, Ore. (NBC) -- 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 ...

A megasplay fault branches upward from the subduction zone, and in the event of "The Big One," would raise the seafloor, displacing a massive amount of water closer to the coast.