Choose from Pine Sprig stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video Back ... Free video clip of the month iStock Blog Photos ...

This science of trees inspired my colleague and me to measure the scaling of tree branch diameter in art. Among my favorite images is a carving of a tree from a late-medieval mosque in India.

The math concept hidden in this tree art — geometric shapes known as fractals ... a doctoral student at the University of Wisconsin. Like the branches, twigs and leaves of a tree, fractals ...

Starting on May 1, the Maine Bureau of Motor Vehicles will begin issuing its new pine tree license plate design. The new pine ...

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 — ...

Maine will start rolling out its new “Pine Tree” license plate design on May 1. The new plates will replace the current ...

BURRILLVILLE, R.I. (WJAR) — A 63-year-old man from Uxbridge has died after a tree branch fell on him while hiking in Burrillville Friday afternoon. Burrillville police confirm that officers ...

A couple were taken to hospital on Tuesday night after being hit by a tree branch that fell onto their Aberfoyle Park driveway. It came a day after two WOMAD festival-goers were injured when a ...

Norfolk Island pine trees have become a feature of Australia's coastline but they are at risk from a number of factors. A Gold Coast researcher says a severe weather-fuelled fungus and urban ...