A new study suggests that oak trees attacked by caterpillars can delay leafing out the following spring. That tiny shift, ...

Fall leaf color and climate change, urban trees, heat islands and downtown honeybees. Why do leaves change color in the fall, and how will climate change affect that rainbow of color? Plus, urban ...

Citrus trees showing natural tolerance to citrus greening disease host bacteria that produce novel antimicrobials that can be used to fight off the disease, our recent study shows. We found the trees ...

Do artists and scientists see the same thing in the shape of trees? As a scientist who studies branching patterns in living things, I’m starting to think so. Piet Mondrian was an early 20th-century ...

Lightning strikes kill millions of trees each year — but it turns out that some large tropical trees can not only survive a strike, but also benefit from its effects, according to a recent study. The ...