r/Metaphysics is a subreddit with 56k members. The community frequently discusses metaphysics, philosophy, existence, reality, and consciousness, and the most common flair used is ontology, cosmology, metametaphysics, philosophy of mind, and mind / subjective experience.
This sub-reddit is for the discussion of metaphysics, the scholarly and academic field concerned with attempting to answer the most fundamental questions. Metaphysics is one of the primary branches of philosophy. Some of the questions that arise in metaphysics are about the fundamental nature of things like time, matter, subjective experience, value, free will, concepts, etcetera.
Popular Topics in r/Metaphysics
#1
Metaphysics
97 posts
#2
Philosophy
65 posts
#3
Existence
48 posts
#4
Reality
33 posts
#5
Consciousness
27 posts
#6
Time
15 posts
#7
Physics
13 posts
#8
God
11 posts
#9
Theory
10 posts
#10
Free Will
7 posts
Flair Used in r/Metaphysics
#1
Ontology
: "On the shattering of the Idol named Existence itself (Being itself)"
35 posts
#2
Cosmology
: "In Quantum Mechanics, Nothingness Is the Potential To Be Anything"
13 posts
#3
Metametaphysics
: "Why should I care about metaphysics?"
10 posts
#4
Philosophy of Mind
: "Would the First Cause have to be a mind?"
9 posts
#5
Mind / Subjective experience
: "A 90 second explanation of panpsychism — Rupert Sheldrake"
7 posts
#6
Meta
: "What's a metaphysical claim you genuinely hold that tends to get dismissed, glossed over, or treated as unserious in philosophical discourse?"
6 posts
#7
Theoretical physics
: "Maybe a theory of everything isn’t feasible"
6 posts
#8
Nothing
: "Why there is something rather than nothing: My interpretation"
4 posts
#9
Axiology
: "How to compare the universe perspective and organism perspective in terms of meaning and value?"
4 posts
#10
Causality
: "The big bang had no cause. Causality is a feature of reality, not the other way around."
4 posts
Member Growth in r/Metaphysics
Yearly
+22k members(65.1%)
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Last updated: June 2, 2026