Discourse on the Method is a philosophical treatise by Renรฉ Descartes, published in 1637, that outlines his approach to scientific and philosophical inquiry. This work emphasizes rationalism and the importance of doubt as a tool for achieving certainty, marking a pivotal moment in the Scientific Revolution. Descartes' method of systematic doubt and analytical reasoning provided a foundation for modern scientific thought and shifted the focus from medieval scholasticism to a more empirical and methodological approach to knowledge.