Olbers’ paradox begins by asking why the night sky is black. Astronomers as early as Johannes Kepler realized that if the universe were uniform and infinite, then wherever you looked, you would see the light from an infinite number of stars.
Kaku, Michio (2006-03-14). Parallel Worlds: A Journey Through Creation, Higher Dimensions, and the Future of the Cosmos (Kindle Locations 514-515). Knopf Doubleday Publishing Group. Kindle Edition.