A new study extends the calibration of the Mesozoic Sequence down to the Mid Jurassic with multiscale marine magnetic anomaly data, demonstrating extraordinarily high reversal frequency.
plate tectonics
Posted inFeatures
Cratons, Why Are You Still Here?
How have these continental relics from Earth’s early history survived the plate tectonic mixing machine?
Posted inScience Updates
Breaking Up Is Hard to Do, Especially for Continents
A decade-long research collaboration has revealed that the split between Africa and North America roughly 200 million years ago was more drawn out than previously thought.
Posted inScience Updates
Slipping and Locking in Earth’s Earthquake Factories
Geodetic observations collected during back-to-back decadal research campaigns have revealed crucial new insights into the start–stop and slow-motion behavior of subduction zones.
Posted inOpinions
A Successful Model for Interdisciplinary Research
Over the past decade, the GeoPRISMS program has greatly expanded understanding of shoreline-spanning Earth systems processes and fostered a vibrant and increasingly diverse community of researchers.
Posted inAGU News
Crossing the Shoreline
As the decade-long GeoPRISMS program comes to an end this spring, Eos’s April issue features just a few its accomplishments.
Posted inNews
A New Understanding of the Mid-Atlantic Ridge and Plate Tectonics
The first seismic data obtained directly from the Mid-Atlantic Ridge suggest that upwelling may contribute to seafloor spreading.
Posted inResearch Spotlights
An Innovative Approach for Investigating Subduction Slip Budgets
A new 3D model offers a state-of-the-art look at the full spectrum of slip behaviors in the Nankai subduction zone off Japan.
Posted inResearch Spotlights
Subduction May Recycle Less Water Than Thought
A new analysis of seismic data from the Middle America Trench suggests that previous calculations have vastly overestimated the total amount of water transported to the mantle worldwide.
Posted inScience Updates
Using Earthquake Forensics to Study Subduction from Space
Researchers combined satellite geodetic measurements of surface motion with a new geophysical data inversion method to probe the Chilean subduction zone in the wake of the 2010 Maule earthquake.