Add Yahoo as a preferred source to see more of our stories on Google. Tree branches in art throughout history follow geometric rules related to fractal geometry. 'Almond blossom' by Vincent van Gogh.

His preferred artist's materials are alive, or were-- felled trees, grass shoots, colorful leaves. Or, it's the raw stuff of Nature -- rock, water, the earth itself. Andy Goldsworthy's landscape ...

Leonardo da Vinci’s sketch of a tree illustrates the principle that combined thickness is preserved at different stages of ramification. The math that describes the branching pattern of trees in ...