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Interactive forum for threaded philosophical discussion. Integrated chatterbox.

The British Mensa Philosophical Discussion Group. Online philosophy articles by members, information about online discussion group PDGList, links to other philosophy sites. Mensa membership forum for debate on any issue from a philosophical perspective.

Online Philosophy Community & News. Online philosophy community featuring news, articles, downloads, forums, links, and much more.

An examination of the problem of induction, with a possible solution proposed and comment invited.

Discussions on modern science, technology, philosophy, and culture, go to http://www.frostcloud.com/ . Deep discussions on philosophy, modern science, technology, and culture.

A collection of spiritual experiences, insights, and personal philosophies.

User-supplied quotations and commentary on a large number of human values, arranged in alphabetical order. Features extensive links to reference tools, and forms by which users may add their own content.

Discussion forums on philosophy, social sciences, natural sciences, and religion as well as an outlet for member-written essays.

Lively discussion forum, where thinkers of different paths converge in active debate.

Open debate and discussion on numerous topics of current events and philosophical interest from a skeptical and intellectual viewpoint.