The Department of History and Philosophy of Science at Cambridge University provides biographical information on Tycho Brahe, the most famous obervational astronomer of the sixteenth century.

Looks at the life of Aristotle (384-322 B.C.E.) and the far-reaching scope of his intellectual ideas. The article examines in depth his theories in the disciplines of philosophy, politics, mathematics and science, and his legacy.

Information about Ibn Rushd, an Islamic scholar who contributed to many fields of study in the twelfth century A.D.

A discussion of Plato's life and work, including his writings, his theories and ideas, and his impact on the fields of mathematics and science.

This site provides selections from John Locke's "Two Treatisies on Government." It contains evaluations on the sections 'Of the State of Nature' and 'Of Political of Civil Society.'

Discusses the temporal logic of Arthur Prior, a type of modal logic. After technical definitions, author addresses related philosophical issues. Also summarizes applications in natural language, computer science, and artificial...

Events of Rene Descartes' life are presented in a timeline form. The biographical information is taken from "A Short Account of the History of Mathematics" by W. W. Rouse Ball (4th Edition, 1908).