World's largest collection of Olympiad-level math problems now available to everyone

Every year, the countries competing in the International Mathematical Olympiad arrive with a booklet of their best, most ...

I put GPT-5.5 through a 10-round test: It scored 93/100, losing points only for exuberance

I put GPT-5.5 through a 10-round test: It scored 93/100, losing points only for exuberance ...

We think norms spread by imitation, but one deceptively simple rule tells a more human story

A paper appearing in Proceedings of the National Academy of Sciences offers a strikingly simple answer to a longstanding ...
The New York Times

Climate and Environment

Prosecutors say Amit Forlit ran a global hacking operation on behalf of a Washington lobbying group that aimed to thwart environmental lawsuits against oil companies. By Karen Zraick Scientists say ...

7-0 wipeout: I put ChatGPT-5.5 vs Claude 4.7 through 7 impossible tests

Only one model deserves the hype ...