The document provides an overview of artificial intelligence (AI) including definitions of AI and machine learning. It discusses the history of AI from its origins in the 1940s and 50s to modern applications. The major branches of AI are described as well as common uses in areas like robotics, data mining, medical diagnosis, and video games. Both the advantages of AI such as efficiency and lack of errors as well as the disadvantages including cost and potential to decrease human labor are outlined. The document concludes by discussing the future of AI and some of the ethical issues that arise.