If you have a few chess sets at home, try the following exercise: Arrange eight queens on a board so that none of them are attacking each other. If you succeed once, can you find a second arrangement?

Chess aficionados know that the game is one of exponential complexity. The first three moves yield more than 9 million possible board positions and there are nearly 319 billion possible ways to play ...

Physicists are proposing a new model that could demonstrate the supremacy of quantum computers over classical supercomputers in solving optimization problems. They demonstrate that just a few quantum ...