A breakthrough study has provided the most detailed 3D look yet at the inner workings of the Tonga Subduction Zone, where ...

Earth’s surface is constantly shifting, shaped by the slow but powerful movement of tectonic plates. While some plates have ...

For millions of years, Earth’s shifting plates have shaped continents, formed oceans, and built towering mountain ranges. But ...

But none of these plate boundaries are static ... to the formation of the volcanoes observed in many subduction zones around the Pacific 'ring of fire', including the North Island of New Zealand ...

High-Resolution Anisotropic Tomography Reveals Mantle Flow Complexity and Slab-Plume Interactions, Redefining Subduction Zone ...

Earthquakes occur along fault lines between continental plates, where one plate is diving beneath another. Pressure builds ...

As the Atlantic has grown, the Pacific has shrunk ... "Plates are very strong and a subduction zone would require a plate to break and bend," Newsweek said. "However, subduction zones that ...

The Cascadia subduction zone, where the oceanic Juan de Fuca plate descends beneath the overlying North American plate, extends 1100 km from northern California to northern Vancouver Island.

The 3.9 magnitude earthquake hit at 4:18 p.m. on the Olympic Peninsula, according to the United States Geological Survey.

The region is situated where the Philippine Sea Plate is sandwiched between the North American Plate and the Pacific Plate ... finding active areas of subduction zones where earthquakes tend ...

Thursday's morning earthquake follows several other seismic events that have shaken western Washington. A 3.4 magnitude ...