New research reveals that an inconic Argentine glacier is undergoing its most significant retreat in a century.

After holding steady for decades, the beloved Perito Moreno has thinned considerably since 2019, scientists said.

Body of missing Los Angeles woman who fell into Sequoia National Park river recovered Sheyanne N Romero Visalia Times-Delta ...

The largest campground in Yosemite National Park — and one of the largest at any national park in the United States — is reopening after being closed for three years for a major upgrade.

Researchers discovered a new species after uncovering fossils dating back more than 200 million years ago at a famed national park in Arizona.

A child attacked by a mountain lion at Washington's Olympic National Park is being treated in Seattle. Rangers eliminated the threat after locating the cougar.

A 4-year-old child was attacked by a mountain lion while hiking with their family at Olympic National Park in Washington state, officials said.

The father of a 4-year-old is being hailed as a hero for getting his child away from a cougar attack on a popular trail in Olympic National Park in Washington state.

A mountain lion bit a 4-year-old who was walking with their family over the weekend on a popular trail in Olympic National Park in Washington state, park officials said Monday.

PORT ANGELES, Wash. — A 4-year-old was airlifted to Harborview Medical Center Sunday after being attacked by a cougar in the Hurricane Ridge area of Olympic National Park.

A 4-year-old child was attacked by a cougar and injured Sunday while hiking at Olympic National Park.

At least one person is dead and two others have been injured in a small plane crash in a remote area of Olympic National Park in Washington, authorities said.