Apr 1, 2026 9 min read

Teaching a Transformer to Solve the Rubik's Cube

Six training runs, 165 million parameters, and a hard lesson about the scaling law's limits — what I learned trying to teach a Transformer to solve the Rubik's Cube with curriculum learning and GRPO reinforcement learning.

machine learning transformer reinforcement learning GRPO
Mar 2, 2026 4 min read

Bad Apple!! But It's a DEM Simulation

Recreating the iconic Bad Apple!! music video as a DEM particle simulation — signed distance fields, contact mechanics, and tens of thousands of bouncing particles.

simulation DEM particle physics video
Feb 24, 2026 3 min read

Who Is This Guy Anyway?

A completely accurate and not-at-all exaggerated self-introduction.

intro fiction