Samples collected at daring heights provide evidence for an untested theory of tree drought adaptation, while countering ...

Tree cores pulled from some of the planet’s oldest trees have helped extend records of past weather.

As the festive season approaches, evergreen conifers like spruce and pine adorn homes worldwide. But while Christmas trees bring warmth and joy into our lives, they endure some of the harshest ...

“This here is a fir that would be classified as a Charlie Brown tree,” Greg Williams declared, of a spare little cutting of balsam fir. “But prune it severely the first year and you can make a good ...

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Lightning is often seen as a killer, leaving behind destruction and death of trees — but one tropical species has evolved to use the force of nature to its benefit. The tonka bean tree, scientifically ...

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For decades, forests have occupied a central place in discussions about climate change. Trees remove carbon dioxide from the ...

Leonardo da Vinci seems first to have noticed that widths of tree rings vary in wet and dry years, but there is a big gap between his discovery and a history of tree rings that chronicles Midwest ...

At first glance, the sight seems almost impossible. Dozens of goats balance effortlessly on the branches of thorny trees, ...

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