Every year, thousands of college students from across the U.S. and Canada give up a full Saturday before finals begin to take a notoriously difficult, 6-hour math test — and not for a grade, but for ...

🤓 OpenAI cracks world’s hardest math test: Its new model solved 5 out of 6 problems on the International Mathematical Olympiad, earning a gold-level score. That’s huge. It takes sustained creative ...