The trilogy, Darkness and Dawn (published in 1912, 13, 14 as “The Vacant World”, “Beyond the Great Oblivion” and “Afterglow”) tells the story of 2 modern people who awake a thousand years after the earth was devastated by a meteor.
“I Have No Mouth, and I Must Scream” is a postapocalyptic science fiction short story by Harlan Ellison. It was first published in the March 1967 issue of IF: Worlds of Science Fiction. It won a Hugo Award in 1968. It is one of the ten most reprinted stories in the English language.