The answer is subduction. In locations around the world, ocean crust subducts, or slides under, other pieces of Earth's crust. The boundary where the two plates meet is called a convergent boundary.

It thus seems likely that the two belts of seismicity in the subducting slab are linked either to flexure or fragmentation of the oceanic plate as it subducts around the edges of the imbricated ...

This zone marks the interface where the denser Pacific oceanic plate subducts beneath the less dense continental North American plate. As the subducted plate descends, the heat from the earth's ...

Japan's Meteorological Agency (JMA) has issued a special advisory warning of a heightened risk of a megaquake in the Nankai Trough region. This advisory follows a recent 7.1-magnitude earthquake ...

The Philippine Sea Plate sinks under the North American Plate. The Pacific Plate subducts under the Philippine Sea Plate. Even though the focuses of the temblors last fall and in recent weeks are ...

The agency believes the latest quake occurred within the Pacific plate of the ocean side, which subducts the North American plate on the land side. The agency said the mechanism is different from ...