Massachusetts Institute of Technology
Mit: Open Course Ware: Metaphysics
A complete, undergraduate level online course on metaphysics from MIT.
Massachusetts Institute of Technology
Mit: Open Course Ware: Metaphysics: Free Will
A complete, undergraduate level online course on metaphysics from MIT.
Marxists Internet Archive
Marxists.org: "Existence and Being" by Martin Heidegger
One of Heidegger's works that is "easier" to read. Does require some background information, but a good way to introduce one's self to Heidegger and his peculiar writing style.
Other
The Case of Martin Heidegger, Part Three
The third and final part of this excellent series on Heidegger's Nazi involvement.
Internet Encyclopedia of Philosophy
Internet Encyclopedia of Philosophy: Gottfried Wilhelm Leibniz
Excellent, lengthy explanation of Leibniz's metaphysics. Divided into ten sections addressing his major ideas: monads, sufficient reason, necessary being, and substance, among others. Includes several diagrams to help explain the idea of...
Internet Encyclopedia of Philosophy
Internet Encyclopedia of Philosophy: Immanuel Kant (1724 1804)
A very in-depth look at the philosophical ideas of Immanuel Kant on subjects such as ethics, rationalism, and much more.
CK-12 Foundation
Ck 12: Philosophy
Flexbooks 2.0 are interactive, customizable, digital textbooks. Flexbooks are standards-aligned. Flexi, a student tutor, is integrated into each book to guide you on your learning journey. Flexi can assist in learning, answer questions,...
Massachusetts Institute of Technology
Mit: Internet Classics Archive: Metaphysics
This site from the Internet Classics Archive provides the full text of Aristotle's "Metaphysics"; translated by W. D. Ross.
Philosophy Pages
Philosophy Pages: Martin Heidegger (1889 1976)
This site provides a brief biography and intro into the life of existentialist philosopher Martin Heidegger. Provided are numerous links to text documents of his works and philosophies.
Philosophy Pages
Philosophy Pages: Plato (427 347 Bce)
Explore the life and work of Plato (427-347 BCE) by visiting this comprehensive site. Also contains a lengthy bibliography and links to more detailed information about the Greek philosopher.
Trinity College Dublin
Trinity College: Rene Descartes (1596 1650)
Events of Rene Descartes' life are presented in a timeline form. The biographical information is taken from "A Short Account of the History of Mathematics" by W. W. Rouse Ball (4th Edition, 1908).
Other
R. B. Jones: The Philosophy of Logic
Excellent overview of logic. Defines the term in informative detail, while relating logic to its neighbors in epistemology, metaphysics, and analytic philosophy. A terrific introduction to the subject.
Other
Objectivism: The Philosophy of Ayn Rand
This is Dr. Leonard Peikoff's website for his book "Objectivism: The Philosophy of Ayn Rand."
Stanford University
Medieval Theories of Analogy
Read about the history of the use of analogies, beginning in the Middle Ages. Discusses analogies in terms of logic, theology, and metaphysics. Very informative.
Stanford University
Stanford Encyclopedia of Philosophy: Aristotle's Logic
Thorough explanation of Aristotle's several original contributions to logic from the Stanford Encyclopedia of Philosophy. Includes a substantial bibliography as well as sections on syllogism, assertion, demonstration, the "Organon,"...
Stanford University
Stanford Encyclopedia of Philosophy: Pantheism
Excellent, in-depth article from the Stanford Encyclopedia of Philosophy introducing the metaphysical beliefs and religious practices of pantheism. Pantheism is treated as both a philosophy and a religion. Author consider arguments and...
Stanford University
Stanford Encyclopedia of Philosophy: Plato's Ethics
This encyclopedia entry provides an extensive discussion on Plato's Ethics and his attempt to create a philosophy of achieving the highest aim of moral thought and conduct.
Science Struck
Science Struck: Branches of Philosophy, Role in Contemporary Affairs
Describes the different branches of Philosophy and what their relevance is to today's world.
University of St. Andrews (UK)
University of St. Andrews: Abu Ali Al Husain Ibn Abdallah Ibn Sina (Avicenna)
Good article on Ibn Sina (Avicenna), who is known for his scholarly studies and contributions to several academic fields and his written works, which include an autobiography. This article focuses on his influences in the areas of math...
Internet Encyclopedia of Philosophy
Internet Encyclopedia of Philosophy: Epicurus
This site from the Internet Encyclopedia of Philosophy is an excellent, detailed introduction to the philosophy of Epicurus. Divided into sections addressing his metaphysics, epistemology, ethics. Includes numerous links to related...
Internet Encyclopedia of Philosophy
Internet Encyclopedia of Philosophy: Aristotle
Detailed introduction to the life and philosophy of Aristotle. Includes helpful outline of his system and an excellent chart comparing his virtues. A great place to start.
Internet Encyclopedia of Philosophy
Internet Encyclopedia of Philosophy: German Idealism
An excellent breakdown of the development of German Idealism. Refers to each of the important thinkers, and their inter-relationships.
Philosophy Pages
Philosophy Pages: Aristotle (384 322 Bce)
The life, philosophy and metaphysics of Aristotle (384-322 BCE) are surveyed. The aim of Aristotle's logical treatises (known as the Organon) was to develop a universal method of reasoning by means of which it would be possible to learn...
Other
Univ. Of Texas: Plato, Aristotle, Al Farabi
Explains the cosmological arguments (and corresponding concepts of "unmoved mover") of three influential western thinkers. Describes in detail the line of argument each pursues, and indicates the particular theory of causation implied by...