Planes traveling from North America to Eastern Asia using the famed Great Circle route above the Alaskan skies could be affected by an impending volcanic eruption. A recent alert put out by the Alaska ...

A sudden increase in seismic activity at Alaska’s Mount Spurr has drawn fresh attention from scientists monitoring the volcano’s behavior. Experts now say this 11,000-foot stratovolcano, located just ...

Volcanoes are Earth’s geologic architects. They’ve created more than 80 percent of our planet’s surface, laying the foundation that has allowed life to thrive. Their explosive force crafts mountains ...

Streams of molten lava flowed from Hawaii's Kilauea volcano overnight Saturday into Sunday, ahead of another eruption expected to take shape in the coming days, the U.S. Geological Survey said.

Add Yahoo as a preferred source to see more of our stories on Google. When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ...

When you think of the United States, images of sprawling cities and vast landscapes might come to mind, but not the hidden and ever-present geological threat: volcanoes. While you might associate ...