Researchers predict the most likely outcome of the unrest at Mt. Spurr is “one or more explosive events” that could last as ...

Stratovolcanoes are cone-shaped volcanoes that build up from layer after layer of lava and ash, one eruption at a time. They're also called composite volcanoes. Mount Rainier in Washington is a ...

The Alaska Volcano Observatory on Wednesday said Mount Spurr is at risk of erupting within the next few weeks or months, potentially impacting residents 78 miles away in the city of Anchorage.

An erupting Hawaii volcano was shooting fountains of lava hundreds of feet into the sky. The Hawaiian Volcano Observatory ...

What’s next? Lava is erupting from several volcanoes, including one in Hawaii. Nearly 50 volcanic eruptions have been recorded this year, and more are expected. The Axial Seamount, an underwater ...

A swarm of more than 100 shallow earthquakes at Alaska's Mount Spurr that began Sunday night and ran to Monday morning suggest the volcano could be moving closer to an eruption. "It's about a 50/ ...

A volcano near Alaska’s most populous city could be on the brink of eruption after showing signs of unrest over the past 10 months, according to experts. Hundreds of small earthquakes have ...