1]The number of unique chess games is greater than the number of electrons in the universe. The number of electrons is estimated to be a mere 10to the power 79 while the number of unique chess games is 10 to the power 120.
2]The word "checkmate" comes from the Persian phrase "shah mat," which means "the king is trapped."
3]Chess is called the game of kings, because for many centuries it was played by the rulers.
4]The knight's role has been stable over time. In the earliest versions of the game, it represented the cavalry and had the unique ability to leap over its opponents.
5]The longest game of chess that is theoretically possible is 5,949 moves.
6] The longest chess game ever played was by I.Nikolic - Arsovic at Belgrade in 1989, which ended in 269 moves but with a blood chilling draw.
7]Computer called Deep Thought became the first ever computer to beat an grandmaster in November 1988 at Long Beach, California.
8]Did you know that the number of possible ways of playing the first four moves for both sides in a game of chess is 318,979,564,000!