This event in the Pacific Northwest could cause an unprecedented rise in sea levels that can displace land and water, sinking ...

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

A powerful underwater volcano known as Axial Seamount off the Oregon coast may erupt. Though scientists say it poses no tsunami risk, its proximity to the Cascadia subduction zone raises concern.

Researchers developed a fourth-generation buoy in Seattle that can detect an earthquake-triggered tsunami 10-15 minutes ...

Tsunamis pose a risk to the entirety of the California coast. But should a major one strike, how bad could it be?

A Virginia Tech study highlights the potential for a mega-tsunami triggered by a major earthquake in the Cascadia Subduction ...

The Cascadia Subduction Zone looks a little different than researchers thought. Here's what that means for "The Big One." ...

The Cascadia Subduction Zone, dormant for over 300 years, poses a significant threat to the Pacific Northwest. A future ...

A magnitude 6.5 earthquake struck off the coast of Chile's Atacama Region Friday at 1.15 pm local time. The epicenter was ...

A massive quake might drop the Pacific Northwest coastline by 6 feet, redrawing flood maps and putting thousands of homes at risk.

A near-certain disaster looms for California, but there are real things people can do to prepare. Here's what to know about ...

New spending restrictions for some federal agencies are creating extra hoops for scientists to jump through to fix earthquake ...