Trees play a central role in life on Earth. They store CO₂, provide habitats for animals, fungi, and insects, stabilize soils ...

Ancient sediments reveal how rapid warming collapsed Arctic forests in centuries, triggering fires, erosion, and long-lasting ...

A forty-year study shows climate change is reshaping Amazon and Andean forests, with uneven tree gains and losses across ...

Probably the first pioneer plants to arrive in Hawaii were mosses and ferns. Ferns have been around for over 360 million years. Giant tree fern forests were common for millions of years but they gave ...

Land plants evolved 470 million years ago from algae and have since reshaped our world. Throughout their evolution, ferns have undergone a series of changes that have helped them survive on land. For ...

Plant biologists report that a species of tree fern found only in Panama reanimates its own dead leaf fronds, converting them into root structures that feed the mother plant. The fern, Cyathea ...

Walking the woods of November is always a delight. On these “AutWin” days, there are no leaves on the trees and the snow has not yet coated the ground. And insect companions of the summer are no ...

The United States is packed with spectacular national forests, and these special spots contain some of the most unique trees found anywhere on the planet.