Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help ...

A big, messy surprise greeted Yellowstone National Park early Saturday morning, just as winter officially began. At around 9:23 a.m., a powerful mud eruption took place at the Black Diamond Pool in ...

A HUGE volcano has erupted six times in one day, sending an enormous 3,937ft column of ash into the air. Dramatic footage shows torrents of mud from the eruptions racing through forests and towns, ...

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Scientists on the AKMA3 ocean expedition discovered an exceptional underwater feature consisting of a mud volcano in the middle of a large crater 80 miles south of Norway's Bear Island. The volcano ...