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

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

A hidden shard of ancient crust has been detected where California’s San Andreas system collides with the Cascadia subduction ...

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 ...

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

Three of the great tectonic plates that make up the Earth’s crust meet at the Mendocino Triple Junction, off the Humboldt ...

Our planet's lithosphere is broken into several tectonic plates. Their configuration is ever-shifting, as supercontinents are assembled and broken up, and oceans form, grow, and then start to close in ...

This study is led by Prof. Zhong-Hai Li (University of Chinese Academy of Sciences). The present solid Earth is actually active, with new plates generating in the mid-ocean ridges and some old plates ...

“The Cascadia Megathrust M9.0 Earthquake was selected as a scenario as it is currently one of the more likely earthquake ...