Numbers on trees are usually to tally them before a harvest. In many states, purple paint is a universal sign of a property boundary, which means no trespassing. The U.S. Forest Service (USFS ...

Do artists and scientists see the same thing in the shape of trees? As a scientist who studies branching patterns in living ...

The math that describes the branching pattern of trees in nature also holds for trees depicted in art—and may even underlie ...

New research has revealed a quantity related to the complexity and proportions of a tree's branches that artists have ...