Every year, as the leaves turn and a chill enters the air, a familiar debate lights up social media feeds. The question is simple yet divisive: when is the right time to put up the Christmas tree?

Forests provide myriad benefits, including timber, wildlife attraction, local cooling and climate resilience. At the ...

Do artists and scientists see the same thing in the shape of trees? As a scientist who studies branching patterns in living things, I’m starting to think so. Piet Mondrian was an early 20th-century ...

A professor's casual hike in the High Sierra turned into a new elevation record for California's highest tree, the Jeffrey pine, which wasn't formerly known to grow at extreme elevations. UC Davis ...

When trees and soil fungi form close associations with each other, both partners benefit. Many tree species have further enhanced this cooperation by forming a concurrent symbiosis with two different ...

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Corona discharges, a weather phenomenon that eluded scientists for decades, has now been captured in nature as glow on tips ...

Fall leaf color and climate change, urban trees, heat islands and downtown honeybees. Why do leaves change color in the fall, and how will climate change affect that rainbow of color? Plus, urban ...

When I first learned about Gregory Tague's new book, Forest Sovereignty: Wildlife Sustainability and Ethics, in which he speaks for the trees, I thought, Wow, this really is a novel take on the ...