You've likely heard of Conway's Game of Life, but chances are you haven't heard of Margolus neighborhoods, another approach to cellular automata where simple rules lead to complex behavior. I worked with Astra to build a little interactive world where sand falls, water flows, and stone shapes their paths: https://emergentmind.com/margolus-sand Click and drag to pour sand or water, draw stone barriers, or erase sections and watch everything settle into a new arrangement. The behavior…