Mount Rainier is one of the most closely monitored volcanoes in the United States, but not for the reason most people think. While recent headlines sparked fears of a possible eruption, scientists say ...

Several volcanoes in the 'Pacific Ring of Fire' have shown increased activity recently, prompting close monitoring by experts for potential eruptions. Also called the Circum-Pacific Belt, it is a ...

Add Yahoo as a preferred source to see more of our stories on Google. An active volcano, Mount Rainier has erupted thousands of times during its relatively young life. Photograph by Philip Kramer, ...