A physics-based method estimates the duration of earthquakes’ coseismic phase and can help improve the precision of coseismic slip models and magnitude estimates.
GPS
Posted inResearch Spotlights
A Step Toward Making GPS More Resilient to Space Weather
Researchers have developed a new mathematical model to more accurately capture how irregularities in Earth’s atmosphere interrupt signals from Global Navigation Satellite Systems.
Posted inScience Updates
Harnessing the GPS Data Explosion for Interdisciplinary Science
More GPS stations, faster data delivery, and better data processing provide an abundance of information for all kinds of Earth scientists.
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.
Posted inResearch Spotlights
What Causes GPS Signal Loss on Satellites like Swarm?
Using data from the European Space Agency's Swarm mission, scientists find that abrupt drops in the ionosphere's electron density may cause low-orbiting satellites to lose contact with GPS satellites
Posted inNews
Smartphone App Seeks to Make Navigation Safer
The app sends local magnetic field strength along with your phone’s position and orientation to scientists, who use the data to fine-tune magnetic field models.