Today AI is about machines and robots controlled by computers, but the idea of AI is an ancient one. 1,225 years ago, Muslim scholar Al-Khwarizmi, invented the idea of algorithms - instructions to perform a set task. 825 years ago Al-Jazari built the first robot-like machines called automata. 185 years ago, British mathematician Ada Lovelace wrote the first computer program. 60 years ago the first ever chatbot, named ELIZA was created. 28 years ago a chess-playing program called Deep Blue defeated the reigning human chess champion in a tournament.