Catherine Parker Old Faithful may be Yellowstone's most well-known geyser, but the Norris Geyser Basin is home to the park's oldest (thermal features are said to have been present here for more ...

Yellowstone contains about 120 thermal areas that collectively are home to more than 10,000 thermal features, like hot ...

A "sharp, volatile-rich cap” about 2.5 miles under Yellowstone’s surface “acts like a lid,” trapping pressure and heat that ...

Seismic wave measurements suggest the supervolcano beneath the popular national park is unlikely to erupt any time soon ...

Sitting in the heart of Yellowstone's West Thumb area is Yellowstone ... including West Thumb Geyser Basin (the largest geyser basin on the shores of the lake). Early summer visitors saw remnants ...

Yellowstone contains more than 10,000 thermal features. The number and location of thermal areas is always changing, begging the question: Where will future thermal areas develop?

Corked Volcano Researchers have found evidence that a giant "lid" made of magma could be stopping the supervolcano in ...