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 ...

And there’s one lurking just underneath Yellowstone National Park. Border Patrol finds massive drug-smuggling tunnel that ...

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

Think our national parks are only good for hiking and scenic drives? Think again, says our national parks columnist.

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 ...

Wyoming’s weather will be wild this weekend with near-record highs, including pushing 100 in some areas, then snow and ...

The best way to explore the wonders of a national park is on foot. But among the dozens of national parks across the country, ...

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

Yellowstone National Park hosted 566,363 recreation visits in May 2025, up 8% from May 2024 (522,450 recreation visits).

Under the so-called "hoot owl" restrictions streams will close to fishing daily from 2 p.m. to sunrise the following day.

Effective Thursday, June 19, 2025, select 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 and low river ...

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