A town in Idaho near the Yellowstone supervolcano was rattled by an earthquake early Friday morning, reigniting fears of a potential eruption. According to the U.S. Geological Survey (USGS), a ...

The last caldera-forming eruption at Yellowstone "was much more complex than previously thought," according to the annual report about activity at the supervolcano. When you purchase through links ...

The caldera is the enormous volcanic crater left from the last time Yellowstone experienced a giant eruption, 640,000 years ago. It covers an area about 30 by 45 miles. The findings mean that the ...

Scientists have worked out the consistency of the magma under the Yellowstone caldera using seismic waves — and the reservoir is filled with "mush" that doesn't pose an imminent eruption threat.

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 ...

Yellowstone tends to garner a lot of attention because of the potential for "catastrophic, explosive eruptions," Maguire said, but that's not the most common type of eruption in the park.

While there is a large, powerful volcano beneath Yellowstone National Park, it has given no indication that an eruption is imminent. The explosion at Biscuit Basin was unrelated to volcanic ...

Yellowstone National Park visitors were startled last month by an unexpectedly fierce hydrothermal explosion – an eruption of underground hot water – that spewed steam, boiling water ...

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. How would a large eruption ...

There's not even a hint of a looming eruption at Yellowstone. But you might wonder why, considering its violent past: Yellowstone has hosted "supereruptions" — the most explosive type of ...