Yellowstone is a dynamic geologic system—the one constant is change. This is demonstrated daily by hydrothermal activity ...

Yellowstone is a dynamic geologic system—the one constant is change. This is demonstrated daily by hydrothermal activity manifested in geysers, hot springs, mud pots, and other thermal features, but e ...

Earthquakes are a topic of fear in the area, as we are often reminded of the dangers of the Yellowstone Caldera.

Yellowstone is not an ordinary volcano. Beneath the park lies a massive magma system capable of affecting entire continents ...

When emergency crews ordered roughly 10,000 people out of Yellowstone, the images that ricocheted around social media looked ...

Imagine a volcanic eruption so massive it could plunge the Earth into darkness, trigger widespread famine, and alter the planet’s climate for centuries.

Tourists traveling by plane over Yellowstone National Park on Thursday were treated to a rare and magnificent view of the world’s tallest active geyser shooting steam 400-plus feet skyward. The ...

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That’s the word U.S. Geological Survey volcanic experts used to describe a muddy eruption at Black Diamond Pool in Yellowstone National Park on Saturday morning. Video shared by the USGS on social ...