Metaphysics is the branch of philosophy that deals with the fundamental nature of being and existence. Metaphysics generally deals with two issues: the nature of reality and what is or what can be ultimate reality. Metaphysics is divided into three parts: ontology, natural theology, and universal science. Ontology is the study of being and existence. Ontology defines and classifies entities, physical or mental, the nature of their properties, and the nature of change. Natural theology, on the other hand, is the investigation of God (or Gods) including the nature of religion, the existence of a divine being, and questions concerning creation. Universal science studies fundamental principles of things.
Much like epistemology, rationalist metaphysicians seek to ...
A concise explanation of metaphysics and the issues of the nature of being and existence.