Ancient trees—those that are remarkably old for their species—are declining worldwide, raising concerns about the loss of the ecological and evolutionary history they represent. Their exceptional ...

Add Yahoo as a preferred source to see more of our stories on Google. CLEVELAND (WJW) — What comes to mind when you hear the word "buckeyes"? Maybe those tasty treats of peanut butter fudge dipped in ...

Katherine Gallagher is a writer and sustainability expert. She holds a B.A. in English Literature from Chapman University and a Sustainable Tourism certificate from the GSTC. Famous for the tall, ...

(WYTV) — Trees can grow pretty tall, but they do have a theoretical maximum height. And as far as we know, no tree on Earth has reached it yet. Blame gravity. As trees grow, gravity gets stronger for ...

Some species of fig trees store calcium carbonate in their trunks—essentially turning themselves (partially) into stone, new research has found. The team of Kenyan, U.S., Austrian, and Swiss ...

When you admire a towering oak or a vibrant maple in your backyard, you're only seeing half the picture. Beneath the surface lies a sprawling, intricate world that is arguably more fascinating than ...