I have three chess puzzles for you this week, but you don’t need to know the rules of chess for two of them. These two are variants of the famous eight queens puzzle, which asks solvers to position ...

Adrian Dudek's PhD is supported by an Australian Postgraduate Award and an ANU Supplementary Scholarship. The two activities have plenty in common. In either, one’s success relies strongly on the ...

Christian McCaffrey’s many talents extend well beyond the football field. Ezra Shaw / Getty Images Share Skate Take Eat There’s a rule inside the San Francisco 49ers locker room … Teak Stake Seat That ...