Rob and Jennifer Gunderson were visiting Yellowstone National Park for their anniversary, and couldn’t believe their eyes when they saw people walking right up to the 1,000-pound animal.

A New Jersey man is hurt after being gored by a bison in Yellowstone National Park. The goring happened after a large group ...

YVO just released an updated version of its response plan for geological hazards in Yellowstone National Park. The plan ...

This frame capture of a video from a webcam shows a small eruption emanating from Black Diamond Pool in Biscuit Basin, a subbasin of Upper Geyser Basin in Yellowstone National Par ...

On the night of May 31 , an eruption from the Black Diamond Pool in Yellowstone National Park shot up about 20 feet, ...

Recent research reveals that Yellowstone’s magma chamber contains significantly more liquid magma than scientists previously estimated, suggesting that the supervolcano might be closer to erupting ...

The same geyser that erupted last summer in a hydrothermal explosion in Yellowstone National Park was recorded erupting again ...

On the other hand, volcanic eruptions in Wyoming have been discovered which are older than the Yellowstone eruptions. Keeping ...

Fischer teamed up with a colleague to investigate Yellowstone National Park’s volcanic ... volatile-rich cap on top of the magma chamber,” said Fischer. Fischer said that when volcanoes ...

He told me one of his relatives was chaperoning a group of fifth-graders on a field trip to Yellowstone National Park when a father and son pulled up at the ranger station with the animal in their ...