Giant, large-scale eruptions can have more serious impacts. One such event contributed to the demise of the dinosaurs 66 ...

In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

A small town in Idaho sitting near the Yellowstone supervolcano has been rocked by an early morning earthquake , possibly signaling a future eruption.

As the Phlegraean Fields volcano awakens, scientists debate the peril posed by a monster thought to have caused the most violent eruption of pre-historic Europe.

POCATELLO, Idaho — After the "most-recorded" hydrothermal explosion happened in Yellowstone National Park last month, many wonder if a super volcano eruption is imminent. In short, the answer is ...

Geologists have revealed new details about a recent geyser eruption at Yellowstone National Park, including the shallow depth of the explosion and staggering height of its plume.

The Yellowstone Volcano Observatory said a large eruption at Yellowstone “will not lead to the end of the human race,” but it would have national and global impacts.