Truth, reality, and knowledge. What exists? How can we know? What is it to be?

What is the nature of scientific enquiry? Does science depend on metaphysical presuppositions? Is scientific knowledge cumulative?

Government, liberty, rights, and authority. What is the best form of government?

History, literature, law, economics, anthropology, sociology, psychology, etc.

How do mind and body fit together? How do we account for conscious experience?

Book reviews, reading groups, and questions and discussions about books and essays.

Were logic and mathematics invented or discovered? Can reason be reduced to formal logic? Are there true contradictions?

When it’s philosophy but it doesn’t fit neatly in a specialist category.

Questions about moderation, ideas for how we can improve the site, etc.

What should we do? What is the good life? Are there moral facts? What are right and wrong, good and bad?

How to TPF.

Contemporary events and public issues examined beyond headlines and partisan talking points.

What is God? Are religion and science essentially in conflict?

Visual art, literature, music, etc. Is there more to artistic taste than personal preference? What makes music meaningful?

What’s happening on TPF.

What is meaning? Does language represent reality?

Discuss the latest research and the technology that’s changing our world.