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# Cortex
A server for people who like to think. Philosophy, science, math, history, psychology and technology, discussed properly.
## What's inside
- **Question of the Day** — a new question every day at 18:00, answered in threads.
- **Puzzle of the Day** — logic, probability and lateral-thinking puzzles. Spoiler-tag your answers.
- **Topic channels** — philosophy, science, math & logic, history, psychology, tech & AI, big questions. Pick your interests when you join and only see what you care about.
- **Book Club** — a starter shelf and a monthly pick chosen by the members.
- **The Library** — a curated list of free courses, papers, encyclopedias and tools (MIT OCW, arXiv, Stanford Encyclopedia of Philosophy and more).
- **Study Room** — a silent co-working voice channel.
- **Levels** — earn ranks by taking part, from Smooth Brain to Galaxy Brain.
## The rules, short version
Attack arguments, not people. Claims need sources. Changing your mind is a win. No bigotry, no spam.
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