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Athena Minds — play with reality. Discover its rules.

Everything here is models and simulations, not engineering claims. Results are scored by deterministic validators and are reproducible from seed and parameters.

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Every place to run an experiment, with the field and the credibility level of each. Filter, or search with ⌘K.

FieldAll fields Physics Chemistry Mathematics Computation Biology Community

Claim levelAll levels Established physics Mathematical model Physically problematic Computational experiment Speculative extension Rejected solution

Open problemAll problems The three-body problem Quantum gravity Computational irreducibility The measurement problem The string landscape Do the energy conditions forbid FTL?The Collatz conjecture The halting problem

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MathematicsComputational experiment

Collatz Lab

Halve it if even, triple it and add one if odd. Everything reaches 1, and nobody can prove it.

The Collatz conjecture

number theory · stopping time · orbits