Located in the United States, one of the world's largest volcanoes is gearing up to explode. It's known as the Yellowstone ...

Summer sells freedom, but Yellowstone can feel smaller when every entrance is open, every lane is busy, and a single bison ...

The Lower Yellowstone Irrigation Project (LYIP) is asking the community to write and submit letters in support of the Lower Yellowstone River Fish Conservation Act (SB 3409 / HR 6568) by Feb. 1. LYIP ...

Scientists are monitoring a city of Chicago-sized swath of rising ground at the northern volcanic rim of the Yellowstone ...

Some of Yellowstone’s past eruptions may be hiding, which makes it difficult to answer how many eruptions occurred in the ...

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 ...

Thundereggs look like regular rocks from the outside, but contain intricate and colorful mineral patterns inside — often made ...

The grounds in the north rim of Yellowstone have bloated about an inch since July 2025 due to magmatic stress. Is this a sign of an impending eruption?

“Yellowstone is a dynamic geologic system – the one constant is change.” So wrote Michael Poland, a geophysicist with the US ...

The park’s “preferred alternative” would entail construction of a 5-mile stretch of highway that avoids much of the canyon where 2022 infrastructure damage was most severe. The NPS seeks comment ...

Happy New Year! Let's go back and take a look at the top five geologic stories for Yellowstone in 2025. 5️⃣ RUMORS: No, ...