Scientists are investigating the reasons some plants still wear last season’s tattered clothes.

Add Yahoo as a preferred source to see more of our stories on Google. For broad-leaved trees like the holm oak, which grows in Mediterranean climates with dry summers and rainy winters, this seasonal ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The arrival of a new year may be brimming with new opportunities, but finding a big, beautiful, and live ...

Have you ever noticed that when you cut down a tree — or a tree dies suddenly — the dead leaves stay on the tree for a long time? The leaves go from green to brown, but stay on the dead tree branches.

Autumn is a spectacular time for a walk in the woods, with the display of vibrant reds, browns and yellows that the tree leaves morph into following the drop in temperatures. And as the weeks progress ...

The delicate curry leaf tree is a perfect candidate for small gardens in Kona. In addition to the fragrant white flowers followed by small berry-like fruit that turns from red to black, the leaves of ...

Scientists have discovered a zombie tree that converts its leaves into roots as it dies. The Cyathea rojasiana tree fern, which is native to Panama in Central America, was studied by plant biologists ...