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

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

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

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

Many of the state’s largest earthquakes have struck near the junction, where the Pacific, North American and Gorda plates ...

Scientists discover ultra-weak faults near the 7.2 magnitude earthquake in Haiti that continued to slip for weeks.

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

Seismologists have discovered hidden faults at the Mendocino Triple Junction by tracking tiny earthquakes using a new ...

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

Spain and Portugal are taking a turn. The Iberian Peninsula sits on a boundary between two large tectonic plates that are ...

Geology is broadly the study of the Earth and other planets, moons, and smaller planetary bodies. Fields of geology range from the initial formation and differentiation of the Earth to modern surface ...