SAN FRANCISCO – For centuries, the "Mona Lisa" has beguiled art buffs unable to resist speculating on its origins and meaning. Now a French inventor claims to have some answers, including the fate of ...
Analyzing a minuscule speck of paint from Leonardo da Vinci’s Mona Lisa, a team of scientists discovered new clues to his paint mixture. The oil-paint mixture features plumbonacrite, a rare compound ...