This article discuss on the Biography of Leonardo Da Vinchi. Leonardo was created in the small town of Vinci, in Tuscany, in close proximity to Florence. He was the son of a wealthy Florentine notary and a peasant woman. In 1478 Leonardo became an unbiased master. His first payment, to paint an altarpiece for your chapel of the Palazzo Vecchio, the actual Florentine town hall, was never executed. His scientific theories, like his inventive innovations, were based upon careful observation and precise documentation. He understood, a lot better than anyone of his century or the next, the importance of precise scientific observation. Unfortunately, in the same way he frequently failed to bring to conclusion artistic assignments, he never completed the planned treatises on various scientific subjects.