Learn more about why the story of how wolves saved Yellowstone National Park’s aspens is more complicated — and more ...

Add Yahoo as a preferred source to see more of our stories on Google. After decades of decline, the aspen forests of northern Yellowstone are finally making a comeback, and believe it or not, it’s all ...

Aspen trees are getting a boost from wolves at Yellowstone National Park, new research suggests. For the first time in 80 years, baby aspens are growing tall and healthy in the northern part of the ...

Question: What’s the difference between a popple tree and an aspen? I hear the terms used interchangeably. Answer: Popple (or poplar) are common names for aspen trees because their genus is populus, ...

The roots of that big tree in your yard may be infiltrating your underground plumbing right now. If the species is ...

Aspen forests help slow the spread of wildfires and could serve as fire breaks in Colorado and other southwestern states, according to a peer-reviewed study by Western Colorado University researchers.

Dr. Lindsay Branham, an environmental psychologist, scholar, author, Emmy-nominated filmmaker and Aspen Times columnist, originally didn't know that when you talk to trees, they could talk back.

I was up in the White Mountains this weekend, walking out to my car in the AMC’s Highland Center parking lot after a hike, and there between the buildings and the cars was a gorgeous aspen tree ...

After decades of decline, the aspen forests of northern Yellowstone are finally making a comeback, and believe it or not, it’s all thanks to the return of certain carnivores. A new long-term study has ...