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 ...

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Wildlife is eating alive Earth's largest and oldest organism, the Pando aspen tree in Fishlack National Forest in Utah. Pando is a 106-acre forest of cloned aspen trees originating from a single ...

Northern Arizona is famous for its aspen trees, and a multi-decade study looks into how they’re being affected by climate change. Among the findings: There are a good number of smaller, younger aspens ...

Populus tremuloides, the quaking aspen of the North American continent, stands as one of the most easily recognized, most beautiful and most admired of all tree species. In order to help ...