Roads and one park entrance for Yellowstone National Park are set to open this Friday, weather permitting, ahead of National ...

The only National ... Yellowstone National Park. Yes, there are lots of great geyser basins in Yellowstone that have paths ...

Yellowstone is huge, over 2.2 million acres. Almost 5 million people visited it last year. It's the world’s first national ...

The parks are a popular draw from around the world, but maintenance is expensive, and crowding is becoming an ever-growing ...

Bison jams are not uncommon in Yellowstone given their population at the park has ranged from 3,500 to nearly 6,000, the National Park Service says.

Along the way, you'll be treated to stunning, almost otherworldly views of the gorge the river has gouged through the ...

A herd of bison caused a "little bison jam" at Yellowstone National Park in Wyoming as the majestic animals crossed the road and held up traffic. Video footage shared by Cindy Shaffer shows a line ...

Researchers have identified a stable, gas-venting magma cap beneath Yellowstone, reducing eruption risk and advancing ...

More than 280 national parks are part of the project. Scientists will track a set of resources considered “vital signs” for a given region. Vital signs in the Upper Columbia Basin network ...