Father of modern philosophy. René Descartes was a 17th-century French philosopher, mathematician, and scientist often called the “Father of Modern Philosophy.” He believed that true knowledge had to be built on clear, rational thinking rather than tradition or assumptions. His most famous idea is “Cogito, ergo sum” — “I think, therefore I am” — which means that the act of thinking proves your own existence. Descartes also made huge contributions to mathematics by creating analytic geometry, whic

Rose In History on Instagram: "Eugenia Martínez Vallejo was born in 17th-century Spain and became known in childhood for her unusually large body. In an era of limited medical knowledge, such conditions were often viewed as “natural curiosities” rather than illnesses. During the reign of King Charles II, she was brought to the Habsburg royal court, where she was treated not as a child but as a spectacle. Members of the court observed her as an object of fascination. She was painted twice by cour