After more than three centuries, a geometry problem that originated with a royal bet has finally been solved.
The discovery reveals the first shape found that cannot pass through itself, resolving a longstanding question in the field of mathematics.
The post **First Shape Found That Can’t Pass Through Itself** first appeared on Quanta Magazine.
https://www.quantamagazine.org/first-shape-found-that-cant-pass-through-itself-20251024/