Researchers Find DNA, Bacteria on Leonardo da Vinci’s Drawings

New research has identified fungi, bacteria, and human DNA on some of Leonardo da Vinci’s most famous drawings, including Autoritratto and Uomo della Bitta. According to a report by the Spanish newspaper El País, it’s possible that some of the particles have been on the artworks since their creation in the Renaissance.
A team of historians, microbiologists, art restorers, and others have been at work identifying the materials present on da Vinci’s drawings. Guadalupe Pi&