A Mona Lisa painting from the workshop of Leonardo da Vinci, held in the collection of the Museo del Prado in Madrid, Spain.
Collection of the Museo del Prado
The Mona Lisa has traditionally been associated with Lisa Gherardini, the wife of a Florentine silk merchant. But there’s plenty of evidence pointing to a different identity.
One mathematical constant describes the population growth rate of a bunch of rabbits.
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