Earth's crust today has a surprisingly similar composition to the planet's first outer shell, or "protocrust," new research ...

The quake serves as a reminder of the long-term seismic risks posed by the Cascadia Subduction Zone, a less-publicized but potentially catastrophic fault system that extends from Northern ...

Mid-ocean ridge basalts (MORBs), located far from subduction zones, are typically thought to be unaffected by subduction ...

OKANOGAN, Wash. — A 3.0 magnitude earthquake struck early Wednesday morning near Okanogan.

What happens, then, to keep the Earth the same size? The answer is subduction. In locations around the world, ocean crust subducts, or slides under, other pieces of Earth's crust. The boundary ...

PORTLAND, Ore. (KOIN) – A new study mapping the Cascadia Subduction Zone is giving scientists clues about the state of the ...

Newly published research has revealed that compositional rock anomalies within oceanic plates caused by ancient tectonics ...

The Hikurangi Subduction Zone is where the Pacific plate drops westward under the Australian plate. It sits just off the east coast of the North Island. Subduction zones generate the largest ...