New observations of recently discovered gravity perturbations that precede seismic waves have the potential to improve earthquake early-warning systems in California and other tectonic settings.
seismology
Posted inScience Updates
Seismologists Search for the Indian Ocean’s “Missing Mass”
An Indian scientific team set out to sea last year to find clues to the source of an unusually weak gravitational potential in the middle of the Indian Ocean.
Posted inScience Updates
Fiber-Optic Networks Find a New Use as Seismic Sensor Arrays
Distributed Acoustic Sensing: Principles and Case Studies; Washington, D.C., 9 December 2018
Posted inScience Updates
Putting the Cloud to Work for Seismology
The cloud infrastructure developed in the business community has made access to cluster computing possible for even the smallest research groups, enabling new kinds of research workflows in geophysics.
Posted inEditors' Highlights
Follow The ‘Hum’: The Seismic Signal of Pacific Ocean Storms
Have you ever noticed that the Earth is humming? Seismologists have! Discover how individual storms in the northern Pacific Ocean generate a long-period seismic signal.
Posted inNews
Dimitri Komatitsch (1970–2019)
Dimitri Komatitsch had a profound impact on computational seismology and embodied the notion of open-source, collaborative research.
Posted inScience Updates
Project VoiLA: Volatile Recycling in the Lesser Antilles
Deep water cycle studies have largely focused on subduction of lithosphere formed at fast spreading ridges. However, oceanic plates are more likely to become hydrated as spreading rate decreases.
Posted inNews
Unused Fiber-Optic Cables Repurposed as Seismic Sensors
So-called dark fiber can serve as regional seismic activity monitors and also detect earthquakes thousands of kilometers away, according to new research.
Posted inResearch Spotlights
Forecasting Seismicity from Wastewater Disposal in Oklahoma
Mandated wastewater injection reductions in effect since 2016 are inadequate for preventing future, large-magnitude earthquakes in the state, according to a new induced seismicity model.
Posted inEditors' Highlights
Seismic Anisotropy Due to a Compositionally Layered Mantle
Investigating the role of layered rocks and compositional banding on mineral scale in generating seismic anisotropy in the mantle.