A guide in Yellowstone National Park on Monday shared stunning footage showing a black wolf partially obscured by mist as ...

Footage shows the normally elusive mountain lions traversing a snow-covered ridge as if out for a Sunday stroll.

Yellowstone National Park is a popular destination for geology field trips. It’s easy to see why—the dynamic landscape ...

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 ...