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 ...

Scientists have devised the most detailed map to date of the terrain hidden below the vast ice sheet blanketing Antarctica, ...

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

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

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

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 ...

The ocean has always looked like a blank blue expanse on most maps, yet beneath that surface lies a layered, living ...

A 6.5 magnitude earthquake struck Guerrero, Mexico, but no serious damage or deaths were reported. Florida rarely experiences earthquakes as it is not located near any tectonic plate boundaries. The ...

How could a continent with a surface area of almost 5 million square kilometers, larger than India or almost two-thirds the size of Australia, remain absent from maps and ignored by the scientific ...