A hidden chunk of an ancient tectonic plate is stuck to the Pacific Ocean floor and sliding under North America, complicating earthquake risk at the Cascadia subduction zone.

Carbon released from Earth's spreading tectonic plates, not volcanoes, may have triggered major transitions between ancient ...

Tiny earthquakes reveal hidden fault structures beneath Northern California, reshaping understanding of regional earthquake ...

A study of the East African Rift reveals that ancient heating and dehydration can strengthen continental crust, reshaping how ...

The King's Trough Complex is a several-hundred-kilometer-long, canyon-like system of trenches on the North Atlantic seafloor.

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

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

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

UnsplashCarbon released from Earth's spreading tectonic plates, not volcanoes, may have triggered major transitions ...

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Climate change is usually associated with changes in atmospheric carbon dioxide, but our planet's surface also plays a major ...