In a recent study published in PLoS ONE, researchers investigated the behavioral and pharmacological effects of self-medicative plants in the diets of Budongo chimpanzees. Study: Pharmacological and ...

The center of a tree or shrub stem (from roots to trunk, branches, and twigs) is woody, composed of xylem cells that conduct water from the roots to the upper parts of the tree. That woody section is ...

I have a healthy pear tree. Last year, it developed some bark cracks, not large ones, but I was still concerned. My local garden store sold me a sealant to help protect the tree from insects and ...

Land plants evolved 470 million years ago from algae and have since reshaped our world. Throughout their evolution, ferns have undergone a series of changes that have helped them survive on land. For ...

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Trees are known for capturing carbon dioxide as they grow. But they also soak up other gases implicated in climate change through microbes in their bark. The tree bark microbes feast on hydrogen, ...