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  2. Corpuscular theory of light - Wikipedia

    en.wikipedia.org/wiki/Corpuscular_theory_of_light

    A wave theory based on Young, Augustin-Jean Fresnel and François Arago's work would materialise in a novel wave theory of light. To some extent, Newton's corpuscular (particle) theory of light re-emerged in the 20th century, as a light phenomenon is currently explained as particle and wave. See also. Corpuscularianism; Speed of gravity; Photon

  3. The World (book) - Wikipedia

    en.wikipedia.org/wiki/The_World_(book)

    The World, also called Treatise on the Light ( French title: Traité du monde et de la lumière ), is a book by René Descartes (1596–1650). Written between 1629 and 1633, it contains a nearly complete version of his philosophy, from method, to metaphysics, to physics and biology . Descartes espoused mechanical philosophy, a form of natural ...

  4. Descartes' theorem - Wikipedia

    en.wikipedia.org/wiki/Descartes'_theorem

    Descartes' theorem was rediscovered in 1826 by Jakob Steiner, [13] in 1842 by Philip Beecroft, [14] and in 1936 by Frederick Soddy. Soddy chose to format his version of the theorem as a poem, The Kiss Precise, and published it in Nature. The kissing circles in this problem are sometimes known as Soddy circles.

  5. Cogito, ergo sum - Wikipedia

    en.wikipedia.org/wiki/Cogito,_ergo_sum

    The Latin cogito, ergo sum, usually translated into English as "I think, therefore I am", is the "first principle" of René Descartes's philosophy. He originally published it in French as je pense, donc je suis in his 1637 Discourse on the Method, so as to reach a wider audience than Latin would have allowed.

  6. The Search for Truth by Natural Light - Wikipedia

    en.wikipedia.org/wiki/The_Search_for_Truth_by...

    People. v. t. e. The Search for Truth by Natural Light [1] ( La recherche de la vérité par la lumière naturelle) is an unfinished philosophical dialogue by René Descartes “set in the courtly culture of the ‘ honnête homme ’ and ‘ curiosité ’.”. [2] It was written in French (presumably after the Meditations was completed [3 ...

  7. Natural philosophy - Wikipedia

    en.wikipedia.org/wiki/Natural_philosophy

    Natural philosophy or philosophy of nature (from Latin philosophia naturalis) is the philosophical study of physics, that is, nature and the physical universe. It was dominant before the development of modern science . From the ancient world (at least since Aristotle) until the 19th century, natural philosophy was the common term for the study ...

  8. Cartesianism - Wikipedia

    en.wikipedia.org/wiki/Cartesianism

    t. e. Cartesianism is the philosophical and scientific system of René Descartes and its subsequent development by other seventeenth century thinkers, most notably François Poullain de la Barre, Nicolas Malebranche and Baruch Spinoza. [1] Descartes is often regarded as the first thinker to emphasize the use of reason to develop the natural ...

  9. Tree of knowledge (philosophy) - Wikipedia

    en.wikipedia.org/wiki/Tree_of_knowledge_(philosophy)

    Tree of knowledge (philosophy) The tree of knowledge or tree of philosophy is a metaphor presented by the French philosopher René Descartes in the preface to the French translation of his work Principles of Philosophy to describe the relations among the different parts of philosophy in the shape of a tree. He describes knowledge as a tree.