By the end of the day, about 7 p.m. Pacific Standard Time, data from 16 crystals was collected and analyzed. The data, which ...

The Alaska Volcano Observatory said signs indicated a Mount Spurr eruption was likely, though not certain, in the weeks or ...

Seismologists describe potential damage forecasts from ground shaking scenarios for moderate earthquakes in three regions of the Mexico City basin.

Seismic data reveals megaripples in Louisiana, formed by the Chicxulub asteroid’s tsunami 66 million years ago.

New details about the impact of the Chicxulub asteroid - the one which wiped out the dinosaurs - have been revealed after researchers created a new map of "mega ripples" on the seafloor. Around 66 ...