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 ...

Some cities just happen to exist uncomfortably close to volcanoes. That kind of proximity affects routines, infrastructure, and how people think about risk. Scientists surveil shifting ground and ...

A series of underwater volcanoes have been discovered near the Cook Islands in the Pacific Ocean, and some of them may even be active. The volcanoes were found during a mission to map the seafloor ...

California has seven active volcanoes, each with a unique eruption history, categorized by type and threat level. The USGS monitors these volcanoes, providing information to authorities and the public ...

POPOCATÉPETL VOLCANO, Mexico — In the predawn darkness, a team of scientists climbs the slope of Mexico's Popocatépetl volcano, one of the world's most active and whose eruption could affect millions ...

On June 11, the 1,000-plus-foot lava blasts of Kīlauea, one of the world’s most active volcanoes, nearly lured one visitor to his death. A 30-year-old Boston man fell 30 feet from a steep cliff after ...

LOS ANGELES — A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say. Nearly a mile deep and about 700 miles northwest of San ...

Hawaii Volcanoes National Park Hikes will put you in the heart of this park's (Or Pele's) fiery past, present, and future! The park is rich in Hawaiian culture, features unique lava formations, ...

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 ...