The enzyme friction hitch is a specialized knot used by arborists and tree climbers to create a secure, adjustable grip on a ...

I can’t breathe. I’m exhausted. My heart is beating through my chest. I can’t believe this is happening. I’m sorta freaked out. I’m dangling in mid-air, 50 feet above the ground, swaying in the breeze ...

I had to climb 20 feet before I reached the lowest branches of the 100-year-old white oak. Suspended by a climbing rope hooked onto my arborist harness, I swung my feet onto a branch the width of a ...