Trees are dead inside. It's true: the xylem tissue that supports their trunks technically isn't alive. Archaeologists hate that because this problem, the old wood problem, can cause carbon dating to be off by hundreds of...

On this Coyote’s Backyard adventure Coyote and the crew head out with Arizona’s own “Wildman” Phil and his son Archie for an epic exploration of the Boyce Thompson Arboretum just outside of Phoenix. This is by far one of the most...