Example image of eyePlorer eyePlorer map for 'Ludwig Büchner': 1824 1899 March 29 May 1 Naturalism (philosophy) Philosophy Physician Physiology Darmstadt Germany Botany Chemistry Medicine Mineralogy Physics University of Giessen Pathology Rudolf Virchow Strasbourg University of Vienna University of Würzburg University of Tübingen Force Matter Materialism The Freethinker Atheism Frankfurt am Main German Freethinkers League Metaphysics Conservation of energy Conservation of mass Infinity Mind Motion (physics) Organic (model) Soul Steam engine Thought Monism Cosmology Idealism Theology Authority Ethics Nature Supernatural Teleology Antitheism Thomas Henry Huxley
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