Evidence of elevated volcanic activity indicate eruption of Alaska's Mount Spurr volcano could happen within weeks or months, federal officials say.

The two types of volcano form in different places and have very different characteristics ... A lava tube may also form, beneath the surface of the ground, when low viscosity lava develops ...

While experts say there is no immediate danger of eruption, “seismic unrest” could be a sign that a “volcano is waking ... of a catastrophic eruption is low but not nil,” said Alessandro ...

After suspecting the presence of a series of underwater volcanoes near the Cook Islands, researchers have now mapped out the ...

The Alaska Volcano Observatory has revealed that recent ... the United States Geological Survey said that those living in low-lying areas around or downwind of the gas vents may face the hazard ...

The Alaska Volcano Observatory within the past week ... between the U.S. and Asia via the great circle routes that link places like New York and Tokyo along the Earth's curve.