It really feels more like four or five parks with vastly different landscapes including forested mountains, bubbling mudpots ...

While you're exploring the geysers and hot springs of Yellowstone National Park, be sure to keep an eye out for these ...

Abyss Pool in the West Thumb Geyser Basin in Yellowstone National Park is getting hotter and changing colors. Scientists say the pool, where a human ...

Written by Mark Stelten, deputy scientist-in-charge at the Yellowstone Volcano Observatory, the post analyzes the v olcano's ...

Explore both Yellowstone and Grand Teton National Parks in this incredible 5 day itinerary! Located next to one another in ...

West Thumb Geyser Basin, along the southwest shore of West Thumb Basin in western Yellowstone Lake, is one of Yellowstone’s ...

NASA scientists concocted an idea a decade ago to save the world from a civilization-ending eruption of the supervolcano underneath Yellowstone ...

President Grover Cleveland signed a law that would finally protect the park, its geysers and its wildlife. It was known as the "Act to Protect the Birds and Animals in Yellowstone National Park." ...

Catherine Parker Old Faithful may be Yellowstone's most well-known geyser, but the Norris Geyser ... another museum – the Museum of the National Park Ranger (open from 10 a.m. to 4 p.m. daily ...

West Thumb Geyser Basin (WTGB), along the southwest shore of West ... which is typical of sinter-depositing alkaline-chloride ...

What triggers geysers to go off is still not well understood. A new paper shows that one small earthquake likely triggered an eruption of the world's tallest active geyser, Steamboat.