Foundation, written by Isaac Asimov, is a classic science fiction series that spans thousands of years and explores the rise and fall of civilizations in a galaxy-wide empire. The story follows Hari Seldon, a mathematician who predicts the impending collapse of the empire and establishes a foundation to preserve knowledge and guide humanity through the dark ages. With its grand scope, intricate plotting, and exploration of themes such as politics, religion, and the nature of history, Foundation is a must-read for any science fiction fan.