Ready for the solution? Click here to see if you’re right —and to get an insanely in-depth breakdown of how to solve this problem, plus the complete answers to 100+ other challenging riddles. Can You ...

AlphaProof showed its prowess on questions from this year’s Mathematical Olympiad — a step in the race to create substantial proofs with artificial intelligence. After beating humans at everything ...

Add articles to your saved list and come back to them any time. Each year, the toughest HSC maths exam ends in a question notorious for its sheer difficulty, often stumping even the state’s best ...