John Chew writes: "Jonathan Schaeffer et al. of the University of Alberta report in Science that their 18-year project to fully analyze the game of checkers is complete, and have proven that when correctly played the game always ends in a draw. Their perfect checkers player, Chinook, is available online."
It isn't easy being the parent of a six-year-old. However, it's a pretty small
price to pay for having somebody around the house who understands computers.