Margaret Cavendish (1623-1673) was one of the first prolific female science writers. As the author of approximately 14 scientific or quasi-scientific books, she helped to popularize some of the most important ideas of the scientific revolution, including the competing vitalistic and mechanistic natural philosophies and atomism. A flamboyant and eccentric woman, Cavendish was the most visible of the "scientific ladies" of the seventeenth century.

Margaret Lucas was born into a life of luxury near Colchester, England, in 1623, the youngest of eight children of Sir Thomas Lucas. She was educated informally at home. At the age of eighteen, she left her sheltered life to become Maid of Honor to Queen Henrietta Maria, wife of Charles I, accompanying the queen into exile in France following the defeat of the royalists in the civil war. There she fell in love with and married William Cavendish, the Duke of Newcastle, a 52 year-old widower...