The 1980 eruption of Mt. St. Helens — which began with a series of small earthquakes in mid-March and peaked with a cataclysmic flank collapse, avalanche, and explosion on May 18 — was not the largest ...

For the last year, Alaska's Mount Spurr has been showing signs of a potential eruption on the horizon. If an eruption happens, it would likely occur at Crater Peak, shown in the background of this ...

The ongoing eruption at Kīlauea continues to spark interest with many flocking to the area to witness the on-and-off episodes and the lava fountaining associated with the volcanic activity.

The six-hour eruption, which ended at 10:25 p.m. local time, marked the 23rd episode in a series of eruptions that began last December. According to the U.S. Geological Survey's Hawaiian Volcano ...

"Over two-thirds of the Earth’s surface was formed by volcanic eruptions at these mid-ocean ridges," said Maya Tolstoy, a marine geophysicist and dean of the university's College of the Environment.

"Our research helps close a significant knowledge gap about whether and how volcanic eruptions influence cloud formation," said LLNL scientist and author Lin Lin. "We show that volcanic ash ...

April 30, 2025 The destructive force of explosive eruptions is legendary: when Mt. Vesuvius blew in 79 AD, it wiped out the ancient Roman city of Pompeii; when Mt. St. Helens erupted in 1980 ...

OLYMPIA Wash. (KPTV) - Sunday marked 45 years since the eruption of Mount Saint Helens. It was a powerful force of nature, equal to 24 megatons of TNT, that destroyed everything within a six-mile ...

It’s not just earthquakes and tsunamis; experts who sound the alarm for volcano eruptions say the cuts will be felt most when there’s a crisis. The scientists who watch the sun for invisible ...

NASA satellites that monitor changes in vegetation near volcanoes could aid in earlier eruption warnings. Credit: Jeff Schmaltz, MODIS Rapid Response Team, NASA Goddard Space Flight Center Trees near ...

During the 1980 eruption, the upper 1,300 feet of the summit was removed by a huge debris avalanche. Within the first 10 minutes, a plume of ash rose 12 miles high. The volcanic ash cloud drifted ...