Yellowstone is home to nearly 5,000 bison, which must contend with wolves in the winter, and wolves and grizzly bears during ...

A pack of wolves took down a bison in Yellowstone National Park and attracted a crowd of people — that the rest of the bison herd then charged into.

Last week we featured footage showing bison stampeding toward a snow coach in Yellowstone National Park, as tourists watched with heightened concern. To their relief, the bison navigated around ...

America’s First National Park Yellowstone National Park holds the title of being America's first national park, and it was ...

Comparing pollen records from three lakes in different geological substrates highlights the influence of geology and climate on long-term vegetation development.

It's not the geothermal geysers, bears, or bison, but this one safety concern in Yellowstone National Park claims more lives ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Cathy Whitlock, Regents Professor ...

A guide in Yellowstone National Park last week captured footage of rarely seen cougars traversing a snow-covered ridge as if ...

South Dakota school districts are increasingly hiring international teachers on visa programs to fill open classroom ...