Black holes as universe seeds
A model where black hole singularities spawn expanding baby universes.
Speculative
Theory Lab
Post, label, and refine cosmic theories
Users can post theories and label them as Science-backed, Speculative, Philosophical, Sci-fi Concept, or Needs Evidence. Below are sample theory cards to illustrate the format.
Panspermia on icy moons
Life transfer via subsurface oceans and impact ejecta between moons.
Science-backed
Simulation-level constraints
If the universe is simulated, observational limits leave signatures.
Philosophical