Rene Descartes (1596–1650) is the author of perhaps the most famous philosophical quote of all, cogito ergo sum, usually rendered as I think, therefore I am. There is however more to this quote ...

A long-lost letter by René Descartes has come to light at Haverford College, where it had lain buried in the archives for more than a century, and the discovery could revolutionize our view of ...

French philosopher René Descartes' skull may have been filled with peas, in an old practice known as "skull blasting", according to one group of researchers. Descartes, of "I think, therefore I ...

It casts René Descartes (1596–1650), who played a foundational role in both describing and using the scientific method, as a triumphant liberator. “No other great philosopher,” observes the venerable ...

“Cogito, ergo sum” – “I think, therefore I am” – is probably the most famous line ever uttered by a philosopher, and likely the only Latin some Americans know. So today, on what would have been the ...

The Supreme Court this week overhauled French philosopher Rene Descartes' famed observation: "I think, therefore I am." Writing for a five-member majority in a case involving child pornography ...