Comparing recent GPS data with a longer record of sea level along the western coast of North America allows researchers to home in on interseismic deformation above the Cascadia megathrust.Read More »Ocean Sciences
Videos from Twitter and YouTube helped scientists tease out the physical mechanisms that generated the large tsunami in Palu Bay after a magnitude 7.5 earthquake.Read More »Geology & Geophysics
A novel processing scheme was used to extract refracted body waves from ambient seismic noise and investigate the small-scale structure around a fault at Long Beach, California.Read More »Geochemistry, Mineralogy, Volcanology
Lab experiments of fluidized granular flows entering the water shed light on the dynamics of tsunami generation by fast-moving, pyroclastic density currents at volcanic islands or coastal volcanoes.Read More »Geology & Geophysics
Tomographers trace the slab subducting beneath South America into the lower mantle, providing the most complete picture of structure beneath the continent to date.Read More »Geology & Geophysics
A new tomographic method based on correlations of seemingly chaotic earthquake coda waves yields otherwise unobservable arrivals, thus greatly improving illumination of the deep Earth.Read More »Geochemistry, Mineralogy, Volcanology
Offshore observations by cabled ocean-bottom pressure recorders have revealed details of the 2015 eruption of Axial Seamount submarine volcano in the Pacific Ocean.Read More »Geology & Geophysics
Comparing successive frames from ultrahigh speed videos of propagating fractures allowed laboratory researchers for the first time to capture the fine details of of a propagating earthquake rupture. Read More »Geology & Geophysics
A new analysis technique could help scientists improve the temporal resolution of satellite gravity data and see trends in terrestrial water storage and movement in near real time.Read More »Geology & Geophysics
Researchers used the largest GPS data set yet to examine deformation of the crust across continental China and its implications for tectonic activity.Read More »
