Cut into the trunk of a pine tree, and you will see a familiar series of concentric rings, each corresponding to a season of growth. But not all stumps tell the same story. A study published in ...

Which branches — if any — should you be cutting off your young trees? You can't glue the wrong choices back on!

Emergency tree experts offer quick response with specialized equipment and safety protocols that DIY attempts cannot match. Heavy, wet snow creates unique hazards, especially for evergreens and ...

"Tree forks are naturally engineered structural connections that work as cantilevers in trees, which means that they have the potential to transfer force very efficiently thanks to their internal ...

A new study shows that the shape of urban trees affects how pollen travels through the air, which could help cities reduce allergy exposure.