An intense "derecho" storm knocked down countless trees in Greater Cincinnati last week. Here's how to spot a vulnerable tree.

How Portugal's University of Trás-os-Montes and Alto Douro works out the age of hundreds of ancient olive trees.View on euronews ...

A person shared his story about a neighborhood tree that had been drastically trimmed, died within months, and eventually ...

For the first time, a group of biologists and engineers from the University of São Paulo (USP) in Brazil applied LiDAR (light ...

Expanding city’s tree canopy is just as important as planting new ones. A tiny increase could save the lives of more than 100 ...

In fairness to our own single-trunked trees, though, the huge banyan tree looks more like a dense forest grove, with branches ...

ROCKY HARBOUR — Crews are planting thousands of trees in a vast national park in western Newfoundland to help its forests ...

Arborists advise not pruning magnolias, birches and oak trees in August. Plus, the one tree you can prune right now.

Readers debate how the introduction of bicycles and trains will have led to less closely related prospective partners for our ...

A tree does not fall apart evenly. Cut the wrong branch, and the whole crown can end up leaning on one weak point instead of spreading the ...

Smithsonian researchers have identified the genetic relationships among all Hawaiian honeycreeper species known to have ...