Ideas, Openings & Improvement

There are approximately 2,000 living Grandmasters. Here is the breakdown by country and era.

"Light on right" is the golden rule of chessboard setup. Here is why it matters.

Fool's Mate ends the game in 2 moves. It is the shortest possible chess game.

There are more possible chess games than atoms in the observable universe. The Shannon number explains why.

The longest chess game lasted 269 moves and took over 20 hours. Here is the story.

Chess was invented in India around the 6th century AD. Here is the complete journey from chaturanga to modern chess.

A chessboard has 64 small squares, but the total number of squares of ALL sizes is 204. Here is the maths.