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.

Scientists are on high alert for an impending volcanic eruption that could spark international travel chaos. Mount Spurr in Alaska is an 11,000-foot-tall volcano roughly 80 miles from the state's ...

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

Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of ...

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

If an eruption happens, it would likely occur at Crater Peak, shown in the background of this summit photograph. Photograph by Matt Loewen, Alaska Volcano Observatory, U.S. Geological Survey ...