Old Faithful is a famous geyser located in Wyoming’s Yellowstone National Park and is internationally recognized for its eruptions that occur at regular intervals, typically every 90 to 94 minutes.

Discovered in 1870 by the Washburn Expedition, Old Faithful geyser was named for its frequent and somewhat predictable eruptions, which number more than a million since Yellowstone became the ...

Old Faithful is a geyser in Yellowstone National Park, named after its regularity in erupting hot water and steam, fed by the geothermal activity of the Yellowstone supervolcano underneath.

Old Faithful Geyser is one of the most famous at Yellowstone National Park in Wyoming, and this footage captures it erupting in the most serene setting. It has erupted more than 1,000,000 times ...

Old Faithful, the famous geyser in Yellowstone National Park, may go silent after erupting continuously for nearly 800 years, experts have discovered.

A new climate assessment of Yellowstone warns Old Faithful could stop erupting if temperatures in the park rise another 10F. This would cause a drought, which would dry up the geyser's ground water.

YELLOWSTONE NATIONAL PARK - Old Faithful erupts once every hour or two. Visitors patiently plan their days around seeing the famous geyser, but you don't have to wait. Click on the video below for ...

In the last several decades, scientists have observed that Old Faithful's interval between eruptions (IBEs) has changed considerably, stretching from about 60–65 minutes in the 1950s to about 90 ...

An Old Faithful eruption lasts 1.5 to 5 minutes and expels 3,700 to 8,400 gallons of boiling water. Members of the Washburn Expedition of 1870 named the geyser for its consistent performance.

Yellowstone National Park, known for erupting geysers like Old Faithful, is home to one of earth's largest volcanic systems, with the capacity to wreak havoc on an entire continent — and that so ...