The National Park Service manages the oldest untouched population of buffalo in Yellowstone National Park, which includes portions of Wyoming, Montana and Idaho. Montana has sued park officials ...

A pickup truck and a tour van with foreigner visitors — including two people from Italy — collided on a highway leading to Yellowstone National Park, leaving seven people dead and eight others ...

(HENRY'S LAKE, Idaho) --Seven people were killed in a fiery crash between a van and a pickup truck on an eastern Idaho highway near Yellowstone National Park, officials said. The Mercedes ...

BOISE, Idaho (AP) — A pickup truck and a tour van collided on a highway leading to Yellowstone National Park, leaving seven people dead and eight others injured, Idaho State Police said.

ISLAND PARK, Idaho — A pickup truck and a tour van collided on a highway leading to Yellowstone National Park, leaving seven people dead and eight others injured, Idaho State Police said.

Schmandt was among a group of researchers who recently found that less than two and a half miles below the surface in Yellowstone National Park is its magma system. Atop the magma reservoir ...

Wild buffalo in Yellowstone National Park, USA. Image via Depositphotos. For many Native American nations, bison conservation represents not just ecological restoration but cultural revitalization.

HARRISON COUNTY, Ohio — Sally Buffalo Park in Cadiz saw a splash of new life Friday afternoon as trucks from Fender's Fish Hatchery delivered a variety of fish to the park's four ponds.