Scientists have mapped microbe populations in human guts, deep-sea ecosystems and even clouds. Yet the microbial communities inside tree trunks have remained largely unseen until now. For a recent ...

Scientists are uncovering a hidden ally in the fight against climate change and air pollution: the microscopic communities ...

Metagenomic sequencing of tree bark microbiota indicated their ability to process some atmospheric gases, highlighting their ...

Bark beetles can destroy spruce forests by converting the trees' defences into even more toxic substances, scientists ...

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 ...

Bark from a rainbow eucalyptus, by Christopher Martin. Older bark layers in shades of pastel purple, rusty red, and burnt orange peel away to reveal younger layers in chartreuse and dark green hues.

In fall or winter, homeowners often discover young trees whose thin bark has been damaged by deer rub. Some trees may have patches where bark hangs in shreds, exposing the underlying wood; in others, ...

One of the most dangerous pests to trees is a human, especially with equipment. Injuries to trees caused by a lawn mower or weed trimmer can seriously threaten a tree’s health. Additionally, damage to ...

Dear Grant, William and Kate, When I was little, I liked to climb trees. I loved to grip the bark as I got higher and higher. Now I mostly hug trees – but I still love the way bark feels under my paws ...