A new study shows that tiny microbes living in and around oak trees may help them survive drought, poor soil, and disease.

The Toronto Maple Leafs continue to stumble. At this point, they're looking like they'll be trade deadline sellers. But will that selling include Auston Matthews? That's the question everyone is ...

Add Yahoo as a preferred source to see more of our stories on Google. Bark beetles are dark flying insects about the size of a grain of rice that leave tiny holes in the bark and branches of trees.

Severe cold temperatures hitting much of the country this week could branch out − literally. As people brace for the winter weather, some social media posts in recent days have warned of the chance ...

Elm trees are vanishing across the Northern Hemisphere, often dying within a single season after an unseen encounter. New field evidence from central Italy shows that a common insect moving between ...

Bright and white against blue skies, paper birch trees (Betula papyrifera) liven up the winter landscape, especially when contrasted against green conifers, which have made them darlings of seasonal ...

On the northwest corner of Manito Park, dozens of ponderosa pines appear to stand strong. Joggers and dog walkers weave through the towering trunks on their morning routes, and gray squirrels run ...

Add Yahoo as a preferred source to see more of our stories on Google. A large head of lettuce is being pulled out of a leafy green garden. - Toni Jardon/Getty Images There are plenty of reasons to ...

One of the things I’ve never understood is why so few landscape contractors and nursery workers wrap the trunks of newly planted trees. It could make a giant improvement in the survival rate of their ...