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

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

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

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

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

The audience was stunned. Atwater was the first person to use the newly revealed secrets of the seafloor to explain a ...

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

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

Scientists have taken a journey back in time to unlock the mysteries of Earth’s early history, using tiny mineral crystals called zircons to study plate tectonics billions of years ago. The research ...

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 ...

Memorizing seven continents feels settled, like learning the alphabet. A new study argues the ground rules are less tidy.