Leonardo da Vinci's Vitruvian Man is a mysterious treasure of Renaissance art. A dentist believes he may have uncovered one ...

This geometric figure — first identified by dentist William Bonwill in 1864 — is formed by connecting the two points where ...

Explore Leonardo da Vinci's studio Can you find all 12 objects in the studio? Help if it does not load. We were unable to detect the correct version of Flash on your computer.