For the first time in 80 years, aspen trees are thriving in Yellowstone National Park in the US, due mostly to the ...

Gray wolves were reintroduced in Yellowstone National Park in 1995 to help control the numbers of elk that were eating young ...

For the first time in 80 years, a new generation of fully-fledged aspen trees has grown in Yellowstone’s northern range.

The restoration of gray wolves in Yellowstone National Park has helped revive an aspen tree population unique to the region, ...

Yellowstone National Park is celebrating an ecological milestone along with a key anniversary this summer, Oregon State ...

These territorial canines, who live and hunt in packs, were reintroduced to the national park 30 years ago. It’s good news ...

Yellowstone National Park is celebrating an ecological milestone along with a key anniversary this summer, Oregon State ...

Yellowstone National Park is celebrating an ecological milestone along with a key anniversary this summer, Oregon State University ...

Shutterstock The Pando Aspen Grove The Pando Aspen Grove stands quietly in Utah’s Fishlake National Forest. What looks like ...

In April that year, a lunar landing went horribly wrong and may have spilled thousands of the hardiest lifeform known to ...

Colorado is now home to three new gray wolf packs in addition to the Copper Creek Pack. Here's what we know as of now.