An explosion on Mount Spurr could generate massive cloud of ash, which could mess with airplanes and cause issues for humans.

A major U.S. city is under threat from a potential volcanic eruption after more than 20 earthquakes were recorded in Alaska.

Researchers found that a potential powerful earthquake combined with rising sea levels could lead to a mega tsunami.

A new study has identified three states in the US could be hit by an earthquake and mega-tsunami in a handful of years.

They concluded after analyzing 1,700 small quakes that while there's some activity beneath Uturuncu, the volcano is at low risk for eruption anytime ... hazardous': Alaska volcano could erupt ...

Alaska’s government has warned locals to watch for any updates, with the risk currently ... the Alaska Volcano Observatory (AVO) said. Before that, the ashfall in the 1953 eruption was about ...

Researchers used seismic tomography to reveal that fluid buildup, not magma, is driving Uturuncu’s deformation, indicating ...