Peter Paul Rubens.
1603. Oil on canvas. Museo del Prado, Madrid, Spain. More. [Order a Print][Order a Hand-Painted Reproduction]
(460-370 BC), Greek philosopher, born in Abdera in Thrace. He has works on ethics, physics, mathematics, cosmology and music. He is best known for his atomic theory, which he developed from Leucippus. According to the theory the world consists of infinite number of minute particles; their different combinations explain the variety of properties and qualities of the matter. See: Peter Paul Rubens. Democritus. Democritus
by Diego Velázquez