A new seismic study shows that magmatism along the eastern North American rift margin was segmented, and that rift discontinuities influence formation of fracture zones along the Mid-Atlantic Ridge.
seismology
Posted inEditors' Highlights
Illuminating the Complex Structural Fabric Beneath the European Alps
A new study investigates the dynamics of the complex continental collision that formed the European Alps and reveals how structural alignments change with depth.
Posted inEditors' Highlights
Earthquakes Have Preparatory Stage Years Before Rupture
Tidally induced seismicity increased locally before the 2019 Ridgecrest earthquake, suggesting that fault sensitivity to stress increases in the years immediately before large earthquakes.
Posted inResearch Spotlights
Exploring the Mantle Through Microseisms
A new method for examining the tiny vibrations of Earth caused by ocean swells could help reveal details of deep-Earth structure.
Posted inEditors' Highlights
Seismometers Listening at Rivers to Measure Sediment Transport
Bedload sediment, transported throughout an alpine catchment by a flood, was remotely tracked in detail by analyzing the ground vibrations recorded by a network of 24 seismic sensors.
Posted inEditors' Highlights
Source Selection Essential to Inter-Source Cross-Correlation
Inter-source correlograms yield coherent signals upon careful consideration of source mechanisms and source-receiver geometry, affording new means of characterizing planetary interiors.
Posted inEditors' Highlights
Low-Frequency Quakes Have Modest Effect on Slow Earthquake Cycle
Slow slip phenomena on subdaily scales, captured by seismic and GNSS data, show that low-frequency earthquakes are incidental to larger magnitude slow earthquakes, in which aseismic slip dominates.
Posted inNews
A New, Underground Atlas of Subduction Zones
Submap merges graphic design with geodynamics, providing a fast, free, and user-friendly resource to map subduction zones.
Posted inFeatures
The 2023 Türkiye-Syria Earthquakes Shifted Stress in the Crust
In February, a devastating magnitude 7.8 earthquake struck the eastern Mediterranean, triggering a second major jolt and a cascade of aftershocks.
Posted inNews
Global Earthquake Analysis Seeks Elusive Foreshock Signal
Spotting foreshocks for what they are could help seismologists forecast large earthquakes.