Foundation, written by Isaac Asimov, is a groundbreaking science fiction series that spans thousands of years and explores the rise and fall of civilizations in a distant future. The story follows Hari Seldon, a mathematician who predicts the impending collapse of the Galactic Empire and establishes a foundation to preserve knowledge and guide humanity through the dark times ahead. With its grand scope, intricate plotting, and exploration of themes such as psychohistory and the nature of power, Foundation has had a profound influence on the genre.