Researchers create a first-of-its-kind image to map electrical properties of rocks and minerals throughout the Hikurangi subduction zone.
plate tectonics
Posted inResearch Spotlights
Is the Lower Crust Convecting Beneath Mid-Ocean Ridges?
The first attempt to couple models of hydrothermal circulation and magmatic convection along fast-spreading ridges may explain the spacing of hydrothermal vent fields along the East Pacific Rise.
Posted inScience Updates
A Grand Tour of the Ocean Basins
A new teaching resource facilitates plate tectonic studies using a Google Earth virtual guided tour of ocean basins around the world.
Posted inScience Updates
A Closer Look at an Undersea Source of Alaskan Earthquakes
A systematic survey offers a striking portrait of movement along a 500-kilometer-long undersea section of the Queen Charlotte–Fairweather fault off the coast of southeastern Alaska.
Posted inScience Updates
A 1.4-Billion-Pixel Map of the Gulf of Mexico Seafloor
The U.S. Bureau of Ocean Energy Management releases the highest-resolution bathymetry map of the region to date.
Posted inResearch Spotlights
Unraveling the History of the India-Asia Collision
A study of deformed and metamorphosed rocks exposed in Tibet’s Lopu Range suggests that episodes of crustal shortening and extension during the evolution of the Himalaya are related to subduction processes.
Posted inResearch Spotlights
Diagnosing Cryptic Remagnetization in Sedimentary Rocks
To understand the ancient movement of Earth’s tectonic plates, comprehensive magnetic and petrographic studies are needed to detect secondary magnetization in carbonates and other sedimentary rocks.
Posted inEditors' Vox
Competing Models of Mountain Formation Reconciled
The author of a prize-winning paper published in Geochemistry, Geophysics, Geosystems describes new insights into crustal mechanics and the formation of the Himalaya.
Posted inResearch Spotlights
A Mountain Range's History Preserved in Ocean Sediments
Fission track dating core samples from the Gulf of Alaska demonstrates that offshore sediments can be used to reconstruct a mountain range's changing exhumation patterns.
Posted inResearch Spotlights
Why Do Great Earthquakes Follow Each Other at Subduction Zones?
A decade of continuous GPS measurements in South America indicates that enhanced strain accumulation following a great earthquake can initiate failure along adjacent fault segments.