Highly detailed 3D scans of dense tropical rain forest plots are enabling precise estimates of tree structure, volume and ...

The Oregon City Municipal Elevator rises along a towering rock bluff, linking the industrial waterfront on the lower Willamette River to the residential neighborhood above. City leaders describe it as ...

Vertical farming has boomed and busted within a decade. We explore why many pioneers failed, why 80 Acres Farms survived, and ...

A monkey descending a tree trunk often keeps its head up, moving almost like a cautious climber backing down a ladder.

The Catry San Marino Maine Coon Cat Tree, with 5 Levels and Condo at Costco is built for cats who love height and comfort.

Recent studies have shown that vertically-oriented solar PV panels could perform better than the more conventional tilted horizontal installations in some scenarios.

Raising a three-storey tree house deep in the jungle is slower and tougher than it sounds. Every beam has to be carried upward by hand, often in heavy heat and uneven footing. Working at height adds ...

Deep dive on the Eagles’ new offensive coordinator and what he might bring to Philadelphia.

Architect Mariana de Delás transformed a tiny, unimpressive Madrid studio apartment with a custom-designed steel gangway that made room for a stylish bedroom, study, and storage.

A new study explains how climbing down trees helped shape upright posture in early primates and changed the course of evolution.