Mount Rainier has rattled through thousands of tiny earthquakes this year, a reminder that America’s most lethal volcano is ...

Getty Image When thinking of the world's most dangerous volcanoes, I am sure you imagine the largest of them. When thinking ...

MOUNT MERAPI, Indonesia - Searing gas and molten lava poured from Indonesia's deadly volcano Wednesday in an explosion three times as powerful as last week's devastating blast, chasing people from ...

Millions of tonnes of ash and rock from an erupting Philippine volcano could bury nearby communities due to heavy rain, authorities said Saturday, as tens of thousands flee over fears of a deadly ...

Washington state may not have to worry about hurricanes, but it is volcano country. The United States has 161 active volcanoes – all in the western U.S. – but only 18 are classified as a "very high ...

When individuals hear volcanoes, they tend to envision blazing eruptions blasting into the air. However, volcanoes can also collapse sideways, with their sides, or flanks, collapsing. Such a collapse ...

Here’s what you’ll learn when you read this story: Geothermal energy accounts for only 0.4 percent of the U.S.’s energy output, but by using a technique known as “superhot rocks,” that number could ...

A deadly volcano in Indonesia spewed another searing cloud of ash down its slopes Sunday, prompting panic and chaos among thousands of villagers who had taken advantage of a lull in activity to rush ...

A volcanic eruption may have set off a chain reaction that led to Europe's deadliest pandemic.