When a volcano erupts, it can spew ash high into the atmosphere—inserting aerosols right where clouds typically form. How ...

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

Learn how ash from volcanic eruptions can alter ice content in clouds, influencing how Earth handles radiation.

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

Before a volcano erupts, rising magma squeezes out emissions of carbon dioxide visible from space, but trees might be a ...

Stunning, historic front-page coverage from The Oregonian reporters Les Zaitz and Steve Jenning reports the confusion and ...

The May 18, 1980, eruption of Mount St. Helens in southern Washington claimed 57 lives and blasted the terrain of old-growth ...

Chadwick and fellow scientist Scott Nooner predicted the volcano’s 2015 eruption seven months before it happened after they realized the seafloor was inflating quite quickly and linearly.

Mount St. Helens erupted, killing dozens and forever changing how the US monitors earthquakes. The volcano is still active ...

The deadly eruption ... after the mid-80s. According to the USGS, the area experienced the fewest earthquakes since the eruption ended in the early 2000s. Mount St. Helens remains the most active ...

A volcano eruption near Oregon is brewing — but don ... a nap but now it’s waking up and we think it’s likely to erupt before the end of 2025,” said Bill Chadwick, a volcanologist with ...