The expansion of the coastal floodplain following a Cascadia subduction zone earthquake has not been previously quantified, ...

Focusing on an area off the coast of Crescent City, California, the researchers used autonomous and remotely operated ...

Northern California’s coast keeps you on alert, even on quiet days. Offshore, three tectonic plates meet near Humboldt County ...

Scientists are uncovering a hidden and surprisingly complex earthquake zone beneath Northern California by tracking swarms of ...

Seismic tremors reveal a shallow fragment of ancient tectonic plate beneath Northern California, helping explain damaging ...

By tracking swarms of very small earthquakes, seismologists are getting a new picture of the complex region where the San ...

Tremors beneath Northern California show hidden plate movement, helping scientists better understand where future big ...

Learn about the movement of tectonic plates off the coast of northern California, a process that could incite major ...

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 ...

A hidden chunk of an ancient tectonic plate is stuck to the Pacific Ocean floor and sliding under North America, complicating ...

A 6.0 magnitude earthquake strikes off Oregon coast, triggering tsunami alert and concerns of aftershocks, as the Cascadia ...