Located in the western corner of Wyoming, Yellowstone is so large it oozes ... rainbow-colored pools and hissing mud pots. Here are the top 9 things to do at Old Faithful with kids.

Yellowstone National Park is a place where steam rises from the earth and geysers erupt like clockwork. Parameters were ...

Explore the wonders of Yellowstone National Park, from its breathtaking thermal pools to diverse wildlife. Learn about the ...

About that time University of Colorado microbiologist Norman Pace led a team doing microbial analyses in Yellowstone. In samples gathered at Obsidian Pool, using PCR and other methods, the team ...