Researchers cracked a 50-year-old math problem scribbled by Richard Feynman over lunch. The equations show that humans are ...

The second batch of “First Proof” problems is meant to evaluate AI’s usefulness for research-level math. The best model got ...

These are math’s most famous open questions. Solve one, and you’ll win a $1-million prize—but it’s only happened once since ...

The victory of GPT-5.5 aligns with recent third-party analysis suggesting that OpenAI's models are currently superior at ...