Apple recently announced that its hit sci-fi series Silo will be returning for a fourth and final season in "summer 2027."Silo follows the lives of 10,000 people living in an underground bunker to escape the seemingly toxic wasteland outside.Tags: Apple TV Service, Apple TV ShowsThis article, "Apple Announces 'Silo' Season 4 is Coming Summer 2027" first appeared on MacRumors.comDiscuss this article in our forums