Artificial intelligence and high-performance computing are driving up the demand for massive sources of energy. But ...

Tic tac toe is a classic game. It can be played virtually anywhere and on anything, from a bar napkin to a computer screen to a chic wooden set. When you’re the first one up, there is a simple ...

Although tic-tac-toe is a small game, the solution requires a sizable dose of deduction. To aid discussion in the comments, let’s number the squares like a telephone. Graphic: Jack Murtagh ...