Tree climbing is a thing. And Dave Katz is one of the world’s best at it. A founding member of the Cornell Tree Climbing Institute, he's climbed trees across the world and taught the technical skills ...

Vertical Voyages takes students upward to sleep in the trees at John Burroughs School. This story first appeared in the Outdoors newsletter. Click here to learn more and sign up. Sometimes, Jon ...

In the world of tree climbing, snakes adopt a surprisingly cautious approach. The study published in Biology Letters reveals that these limbless reptiles exert up to three times the force necessary to ...