A rare fossil plant reveals how early plants moved water and food, helping to explain the secrets of tree growth.

From towering coastal redwoods to dinosaur-era Wollemi pines and firs that make the perfect Christmas trees, even our most revered woody plants are in grave danger. But the loss of these species isn't ...

New study estimates how many trees there are on Earth. — -- How many trees are there on Earth? It's the ultimate estimation game, but a group of Yale researchers believe they have arrived at the ...

Where there’s a tree, there’s usually a forest. But not always. A biologist describes some of the loneliest trees on planet Earth. When we think about isolation in nature, we usually picture islands ...

Earth Day is a day dedicated to showing support for environmental protection. Each year, Florida Power & Light maintains vegetation along approximately 17,000 miles of powerlines across Florida. The ...