Do the Math
Does a 500-year-old sketch explain how all trees grow?
The Renaissance artist Leonardo da Vinci (1452-1519) painted beautiful trees in the backgrounds of some of his masterpiece paintings. He was also a visionary scientist. And on a single page of his extraordinary notebooks, this all-around genius hit on a remarkable theory about trees. He wrote and illustrated a simple mathematical formula that might explain how all trees grow.
Five hundred years later, modern-day experts have finally put da Vinci’s
