r/AskPhysics

Science subreddit · 1.5M members

/r/AskPhysics exists to answer questions about physics. Questions should be relevant, and answers should be on-topic and correct.

— r/AskPhysics sidebar description
Open r/AskPhysics on Reddit →
Members
1,500,692 (July 2025)
Size rank
#483 of 2,960 subreddits we track, larger than 84% of them
Topic
Science, Advice & Discussion · #14 of 39 in Science
Address
reddit.com/r/AskPhysics · how to join

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