GPT-5.2 Pro conjectured a new formula for gluon scattering amplitudes, and a scaffolded version spent twelve hours producing a formal proof. Andy Strominger reportedly called it the first time he had seen AI solve a problem in his kind of physics that might not have been solvable by humans.
A Berkeley researcher told his coding agent to cut its own cost by 99%. It watched its own logs overnight, edited its own code, and delivered 98% across nine changes no human wrote.