A 700-mile fault could snap by 2075, sinking parts of Portland, Seattle & SF. The Cascadia megaquake may trigger a 100-ft ...

New evidence suggests current estimates about tsunami size and how quickly waves make it to shore may be too high and too ...

Scientists are warning that a 100-foot, Doomsday-style tsunami is primed to hit the US West Coast at any moment. Yet ...

About 105,000 years ago, a volcanic flank collapse produced a 1,000-foot wave that crashed into Lanai and formed the island of Lanaihoy. Today, active volcanoes Mauna Loa and Kilauea continue to move ...

A tsunami that never ends? Study highlights a looming West Coast risk. The tsunami wave from an anticipated earthquake off the West Coast could reach 100 feet and permanently flood parts of the coast.

An earthquake along the Cascadia Subduction Zone could cause parts of the coast to sink several feet, creating ongoing flooding risks in previously safe areas.

If the ocean floor had a nervous system, it might look something like this: thousands of miles of fiber-optic cables ...

BLEAK WARNING WEST COAST AT RISK AGGRAVATING FACTORS CRUSHED COASTLINE IMPENDING DEADLINE ‘GREAT EARTHQUAKE’ ‘CATASTROPHIC ...

Alaska, Hawaii and areas along the mainland West Coast would be at risk if an earthquake erupts along the Cascadia subduction zone within the next 50 years.

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 ...

The Cascadia Subduction Zone, just off the Pacific Northwest coast, is building toward a massive earthquake and tsunami. But ...