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 ...

The bark of a single tree can be home to trillions of bacteria, and these microbes may have an important but neglected role in controlling greenhouse gases in Earth’s atmosphere. The total surface ...

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, ...

The Arbor Day Foundation has created an inexpensive tool for helping people develop a greater appreciation for trees. The “What Tree is That?” book is an easy-to-use identification guide featuring ...

A new study carried out in Australia finds that the bark of common tree species holds diverse microbial communities, with trillions of microbes living on every tree. The research determined that many ...

Learn how to identify the hornbeam tree, from its smooth bark and serrated leaves to its hop-like seed clusters and tough wood. Warning issued as millions told don't drink coffee McDonald’s newest $3 ...