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 Andreas fault meets the Cascadia subduction zone, an area that could give rise ...

Far beneath the ocean's surface, where mountain belts rise and ancient oceanic crust lies hidden, a long-lost tectonic plate has been brought back into view. In one of Earth's most tectonically ...

Invisible earthquakes are revealing a hidden tectonic puzzle beneath California’s most dangerous fault zone.

The map highlights in yellow the zones of the Pacific Plate that are being pulled apart by the sinking tectonic plate along the Pacific Ring of Fire.

Along the remote coast where the San Andreas Fault meets the Cascadia subduction zone, earthquakes too small for humans to ...

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

Map of Earth's principal tectonic plates. Earth's lithosphere. Major and minor plates. arrows indicate direction of movement at plate boundaries. Vector illustration. Billions of years ago, Earth's ...

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

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