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 seasons are changing from fall to winter, and one of the major changes to the environment is that the deciduous trees have lost their leaves. Evergreen trees may still have green needles, but all ...

Why do trees have bark? Julien, age 6, Melbourne. This is a great question, Julien. We are so familiar with bark on trees, that most of us just take it for granted. But bark is one of the most complex ...

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 ...

What began as research into how methane moves through wetland trees has evolved into a groundbreaking discovery – that living microbiomes in tree bark are consuming not just methane, but hydrogen and ...