Yellowstone is using a 53,000-pound vibrator truck to create custom-made earthquakes to study the supervolcano the park sits ...

A fiery mystery has puzzled geologists for decades: where did the lava fueling one of Earth’s largest volcanic events come from? A new study may finally have the answer. Scientists have long believed ...

Researchers diving in a submersible in the eastern Pacific realized that the landscape they had studied the day before had ...

One hotspot may have formed the Pacific’s largest volcanoes, linking the Ontong-Java Plateau to the Louisville Ridge.

SEATTLE — The Pacific Northwest's most active underwater volcano is showing signs of an impending eruption, potentially occurring before the end of 2025, according to researchers at the University of ...

The most active volcano in the Pacific Northwest could erupt 'any day now,' experts say. The last time it blew, it triggered ...

A new study traces a 120-million-year-old 'super-eruption' to its source, offering new insights into Earth's complex geological history.

A new study from the University of Maryland traces a 120-million-year-old “super-eruption” to its source, offering new ...

Olive Mullet reviews the book 'Adventures in Volcanoland' by Tamsin Mather in the latest Up and Down the River column ...

Mount Spurr, a volcano 78 miles from Anchorage, is being monitored for signs of a possible eruption. If it blows, Mount Spurr ...

Interferometric Synthetic Aperture Radar (InSAR) image of Mauna Loa spanning November 16 to December 2, 2022. Concentric ...

the outcome of the current unrest is less certain,” AVO wrote in a release. Weather conditions have prevented scientists from ...