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 ...

Footage shows a small eruption from Black Diamond Pool in the Biscuit Basin subbasin of Upper Geyser Basin, Yellowstone ...

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?

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

KING 5 News at noon: Jan. 19 E block ...

A magnitude 4.7 earthquake hit 25 miles south of Evanston just over the Utah state line on Thursday morning. “I was drinking a cup of coffee on my ...

Glacier National Park itself is one of the most romantic spots in the U.S., and Lake McDonald is one of its sweetest features ...

The House of Representatives, spurred by Rep. Ryan Zinke, voted to override a 3-year-old Interior Department order that ...

Winter in California has a way of bending reality, blurring the line between familiar and far-flung, and turning a single ...

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

Last week the governing panel of Idaho’s Republican Party met at Meridian’s Harvest Church and debated the future of Idaho.