Imagine a chessboard where the pieces move on their own, gliding across the squares with mechanical precision, as if guided by an invisible hand. It might sound like a scene from a futuristic movie, ...

The bad news is that there is no single solution to Rule 16. There’s not even a daily solution, the puzzle will be different each time you play the game. So you’re going to have to do one of two ...

Even in The Queen’s Gambit, it’s tempting to move your knight out and go pawn-for-pawn, but the computer analysis (and too ...