Add Yahoo as a preferred source to see more of our stories on Google. A recent earthquake swarm at Mount Rainier in Washington state, along with increased volcanic activity in Alaska, Oregon, and ...

The Moon has long been treated as a geologically dead world, a frozen relic that finished erupting billions of years ago. A wave of new data is now challenging that assumption, pointing instead to a ...

As part of a growing national effort -to understand seafloor hazards, scientists from the United States Geological Survey’s Volcano Science Center are working across agencies to investigate how ...

A recent earthquake swarm at Mount Rainier in Washington state, along with increased volcanic activity in Alaska, Oregon, and Hawaii, has captured the news media's attention and sparked questions ...