Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaves are food factories for the tree. Powered by sunlight, the green ...

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 ...

Earth's first trees had hundreds of tree-like structures within them, making them exceedingly more intricate than the insides of modern trees, a new study finds. Researchers made the discovery after ...