Yellowstone is moving, but there's another supervolcano that is also showing signs that it's active in the U.S. It's cooling ...

Will Yellowstone ever erupt? Many people worry about the likelihood that the supervolcano beneath the park will stir to live one day.

The same geyser that erupted last summer in a hydrothermal explosion in Yellowstone National Park was recorded erupting again, video shows. "Small eruption from Black Diamond Pool, site of a ...

Officials at Yellowstone National Park are shutting down rumors circulating on social media about wildlife leaving the park due to potential volcanic eruptions. Claims about animals leaving ...

(NEXSTAR) — There have long been questions about when Yellowstone’s volcanic system could see an eruption, especially after a massive hydrothermal explosion was caught on camera last summer.

The discoveries challenge the popular image of Yellowstone as a ticking time bomb with a single massive underground pool of ...

Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world's most closely watched volcanic systems. Now a team of geoscientists has uncovered new evidence ...

The same geyser that erupted last summer in a hydrothermal explosion along a Yellowstone National Park boardwalk was caught erupting on video again thanks to a newly-installed webcam to track the ...