Tree of Life,' a Sitka spruce in Olympic National Park, is nearing the end of its life on the Washington coast.

Unprecedented images show how the insects cook invaders ... Bees arrive at their nest in a tree cavity created and long since abandoned by a black woodpecker. For those first few days of the ...

Trees depicted in famous artworks across a range of styles follow the same mathematical rules as their real-life counterparts, scientists have found. The math concept hidden in this tree art ...

An arborist clearly demonstrated how applying thick layers of mulch around a tree base typically does more harm than good. You might have seen a mulch volcano in your neighborhood: a cone-like ...