Alaska’s Mount Spurr volcano is showing signs of increased activity, with small earthquakes, ground swelling, and melting ...

An active volcano near Alaska's most populated city could be on the brink of eruption, according to scientists who are constantly monitoring a potential threat.

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Scientists are keeping a close eye on three US volcanoes after their threat levels rose Thursday, suggesting eruptions may be ...

Recent research led by Cornell University has revealed that significant magma bodies exist beneath active and dormant ...

Researchers found that magma chambers beneath Cascade Range volcanoes persist even when the volcanoes are dormant, ...

When most of us think about active volcanoes in the U.S., Mount St. Helens, Mt. Rainier and a few others will first come to mind. However, one of the most active volcanoes in the region is about a ...

Hundreds of earthquakes have been detected beneath Mount Spurr in the past week, increasing the odds of an eruption.