If you were a pirate trying to steal gold from other pirates, what would you do? If you were forced to deduce the color of your friend's hat to escape an eccentric magician, how might counting help?

Kristanix Software has released Sudoku Epic, a Windows version of the puzzle game that started in Japan, and is sweeping the world. As millions of fans discover Sudoku, these puzzles are appearing in ...

Professor Uehara from JAIST works at the intersection of theoretical computer science, discrete mathematics, and the art of solving puzzles. His research strives to understand the computational ...

This article predates the current owners of Science Blog. It has not been reviewed under the current editorial process and is kept as part of the archive. (A) shows a symmetry mapping of the ...