Moreover, the observation provides new constraints on the eruption dynamics and recharge process of Old Faithful.

Things are getting hotter than a Dutton family feud. Yellowstone National Park, known for erupting geysers like Old Faithful, is home to one of earth’s largest volcanic systems, with the ...

This buffalo gave the visitors at the Yellowstone national park a majestic view to marvel at, as it stood calmly enjoying the ...

BILLINGS – A “very powerful geyser eruption” in the Biscuit Basin thermal area of Yellowstone National Park has resulted in a closure to the site, located only minutes from Old Faithful Geyser.

About 25 geysers in Yellowstone National Park, including Old Faithful, now have sensors in their outflow channels that constantly record the temperature, and keep a continuous log of eruptions.

The Beehive Geyser is known for its towering eruptions, but also its irregularity in terms of when these eruptions occur.

BOZEMAN, Mont. -- A thermal spring near Old Faithful in Yellowstone National Park has erupted for the fourth time in the last 60 years, a park official said Thursday.

A hydrothermal explosion violently shook part of Yellowstone National Park's Biscuit Basin Tuesday. Here's what we know and the science behind it.