The Yellowstone Wolf Project is a detailed study of wolves in the national park, including the animals' population, predator-prey interactions and social behavior. Researchers place collars with very ...

Yellowstone National Park is having a very good year. Despite proposed budget cuts that have impacted staffing, Yellowstone ...

Is it safe to drink treated water from rivers in Yellowstone National Park? Well, that depends on whether there are any nearby thermal features.

Sitting in an old-growth spruce fir forest, Doug Smith says he can see firsthand the impact of reintroducing wolves on the larger ecosystem of Yellowstone National Park. Long before Yellowstone became ...

Data could help to reveal the warning signs of potentially dangerous eruptions caused by liquid groundwater abruptly turning ...

Sitting in an old-growth spruce fir forest, Doug Smith says he can see first-hand the impact of reintroducing wolves on the ...

Yellowstone National Park has just banned a popular activity to protect local fauna. It remains unclear when the ban will be lifted.

Is it safe to drink treated water from rivers in Yellowstone National Park? Well, that depends on whether there are any ...

MAMMOTH HOT SPRINGS, Wyo. — Effective Thursday, some Yellowstone National Park rivers and streams will close to fishing daily from 2 p.m. to sunrise the following day due to warm water temperatures ...

More than $1 million in fees have been waived by the National Park Service at Yellowstone National Park so a company can bury ...

It’s just before sunrise in Yellowstone National Park and the ground is encrusted with frost – a reminder that autumn will ...

A German shepherd showed its predator instincts Friday, leaping from a vehicle and chasing a wolf in Yellowstone National ...