Imagine you're in a thrilling game of chess with a friend. You bring all your pieces to the centre, threaten to capture the opponent's piece with a knight fork, and even create checkmate ideas by ...

Welcome to Time Machines, where we offer up a selection of mechanical oddities, milestone gadgets and unique inventions to test out your tech-history skills. Machines may need to start a union. After ...

DK: If we spent as much time studying endings as we did openings, we'd all be stronger players. It's one of those irritating truisms that we suspect might be right, but is difficult to act on. The ...