Yellowstone National Park, known for its stunning landscapes and geothermal features, is sitting atop one of the most powerful supervolcanoes on Earth. The caldera, stretching 50 by 70 kilometers, ...

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

It’s still possible that the northeastern portion of the park could erupt in a massive explosive eruption similar to those that have occurred at Yellowstone in the past 2.1 million years.

"For example, the West Thumb of Yellowstone Lake is a caldera formed during an eruption 160,000 years ago, called the Tuff of Bluff Point." Such smaller eruptions could be explosive too.

Currently, the annual probability of a volcanic eruption at Yellowstone is estimated to be around 0.001 percent, which Stelten said is "probably an overestimate for the short term." ...

Yellowstone National Park, known for erupting geysers like Old Faithful, ... The last eruption to occur at Yellowstone was 70,000 years ago, according to the United States Geological Survey.

However, the system’s behavior may be helping to keep Yellowstone from erupting. While Schmandt and his fellow researchers found bubbles — a potential sign of an impending eruption — within ...

The webcam captured a small eruption at Black Diamond Pool in Yellowstone's Biscuit Basin − just north of Old Faithful − at 8:39 p.m. MDT on May 31, according to the U.S. Geological Survey.

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 ...

Video: Hydrothermal eruption sends tourists running in Yellowstone. Part of Biscuit Basin, just north of Old Faithful, is closed after a hydrothermal explosion Tuesday morning, according to a news ...

A surprise eruption of steam in a Yellowstone National Park geyser basin that sent people scrambling for safety as large rocks shot into the air has highlighted a little-known hazard that ...