The Yellowstone region today is wonderland. It is full of spectacular geysers and colorful hot springs, home to lakes and ...

In the interior of Yellowstone National Park, these conditions can be difficult to find, even in summer, but garter snakes ...

There are flecks of gold that flutter into Yellowstone National Park each spring. The tiny Wilson’s warbler, with its bright ...

"Well, what do you expect?" Video captures heart-stopping moment bison charges at tourists posing for photos in national park ...

A new study confirms the historical ecology of Yellowstone National Park and points to the potential for changes in wildlife ...

Yellowstone National Park elaborates that just because bears are hibernating, visitors should keep bear spray handy.

A study suggests ancient hot springs, like Yellowstone's, may have supported reactions crucial for the birth of life on our planet.

Of all the beautiful places across America, Yellowstone National Park is particularly special. Yellowstone’s mesmerizing hydrothermal features and spectacularly varied landscapes make it ...

For 17 years Wallen was the team leader of Yellowstone National Park’s bison ecology program. He retired six years ago and in ...

Yellowstone National Park's nearly 3,500 square miles seep slightly ... In this part of the park, you can walk among the petrified remains of ancient plants and trees in the Specimen Ridge.

Yellowstone has been a site of persistent volcanic activity for 2 million years. But what did the region look like before the volcanoes started to erupt?