Leonardo da Vinci's tree rule may be explained by wind

(PhysOrg.com) -- More than 500 years ago, Leonardo da Vinci observed a particular relationship between the size of a tree’s trunk and the size of its branches. Specifically, the combined cross-sectional areas of a tree’s ...

Researcher explains mystery of golden ratio

The Egyptians supposedly used it to guide the construction the Pyramids. The architecture of ancient Athens is thought to have been based on it. Fictional Harvard symbologist Robert Langdon tried to unravel its mysteries ...

Is the Mona Lisa a Self-Portrait?

(PhysOrg.com) -- Italian scientists hope to dig up the remains of Leonardo da Vinci in order to determine if his most famous painting, the Mona Lisa, is a disguised self-portrait.

Caravaggio used photographic techniques: researcher

Italian Renaissance painter Caravaggio used revolutionary optical instruments to "photograph" his models more than 200 years before the invention of the camera, according to a researcher in Florence.

page 1 from 10