Sunday marks 45 years since Mount St. Helens erupted in Washington state. The deadly eruption happened shortly after 8:30 a.m ...

It was 45 years ago today when Mount St. Helens erupted, triggering the biggest landslide in Earth’s recorded history and creating an ash cloud that reached across the country. John Yang looks back at ...

57 people died in the eruption, but the disaster gave scientists a way to develop monitoring tools, improving their ability ...

“Mount St. Helens blows its top,” was the headline of the day in the Deseret News and likely many others newspapers around the world. It was a front page story for many weeks after, as hot volcanic ...

On May 18, 1980, the United States experienced the deadliest and most destructive volcanic eruption in its history.

According to the USGS, Mount St. Helens is the most active volcano in the lower 48 states and the most likely in the Cascades to erupt again.

In short, the image was indeed a real photo of lava flowing from Mount Etna. Italian photographer Davide Basile captured it ...

Oxford researchers found that changes in shear-wave splitting can predict volcanic eruptions and their severity. The signal ...

The Axial Seamount is located 300 miles off of the coast of Oregon. Researchers say it’s following patterns shown before its last eruption.

The 1980 Mount St. Helens eruption began with a steady series of earthquakes in March. By April it began spewing smoke, ...

Pele provided an Aloha Friday show at Kīlauea on May 16, with the 22 episode of the eruption beginning shortly before 5:15 ...

The volcano is thousands of feet below the ocean’s surface, so it poses no danger to people. But under all that water, a ...