Two lookalike trees may share your yard but only one's a menace. Learn how to spot the differences between an invasive species and a valuable native tree.

You’ll find a lot more sand than trees in the Sahara Desert, but that doesn’t mean they don’t occasionally crop up. Here’s ...

Nothing looks prettier than a snow-covered tree in winter. Beneath the surface, however, that same tree could be suffering ...

Insect-driven tree mortality is rising across Europe, according to an international study led by the Czech University of Life ...