Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

A minor, 3.7-magnitude earthquake struck in Southern California on Thursday. It was followed by a larger, 4.3-magnitude quake ...

German soldiers never set foot on the speck of land at the far end of the Aleutian Islands during World War II, but the name ...

A 4.5-magnitude earthquake was reported in Alaska on Friday (July 11), according to the United States Geological Survey. The ...

United States Geological Survey. Hawaii volcano shoots lava hundreds of feet into the air ... found that 22% of butterflies in the United States disappeared between 2000 and 2020.

The US Geological Survey released its first report on volcanic threats since 2005, and 11 of California's volcanoes are on the list.

United_States_Geological_Survey. United_States_Geological_Survey. Skip to main content. Open Main Menu Navigation. Open Search Clear icon. 20 ...

The United States Geological Survey will be using airborne geophysical technology to image areas across Jackson, Larimer, and Routt Counties in Northern Colorado as well as several counties in ...