How an AI Agent Won Gold at the Physics Olympiad (Paper Explained)

An AI agent just scored a Gold Medal on the International Physics Olympiad Theory questions, matching elite human competitors. What's more, this wasn't a giant lab project - it was achieved with a $200 budget using the public Gemini 2.5 Pro model. So, how did they do it? This video is for the AI builder who wants to look under the hood. It's not just reporting the news; it's deconstructing the mechanics of the "Physics Supernova" agent. We break down the Reason-Act loop, the specialized tools (Image Analyzer and Answer Reviewer), and the exact prompts that powered this incredible performanc…