The United States Geological Survey (USGS) shows lava fountains shooting up high in the latest episode of an ongoing eruption ...

A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

These 10 U.S. states experience the highest number of earthquakes, shaking their ground quietly yet consistently, reminding us of the hidden tectonic forces underfoot and the constant motion of ...

US News: A minor 3.5 magnitude earthquake struck Northern California with no immediate damage reported. Experts warn of potential aftershocks in the coming days as authorities monitor seismic ...