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A look behind the science of why trees turn different colors during the fall

A chilly fall with bright, sunlit days will leads to the most vibrant color display. Rainy or cloudy days can lead to a ...

In the boreal forests of northern Minnesota, the trees wear beards

With wispy tufts that drape trees like haunted-house cobwebs, old man’s beard lichen can be an unexpected sight in northern ...

It's Buckeye season—the trees, not just football. What to know about Ohio's state tree and its nuts

Ohio State Buckeyes? No, we are talking about the Ohio Buckeye tree. Here's what to know about the tree that named Ohio's ...