holes). PoeΓÇÖs poetic output includes ΓÇ£Al AaraafΓÇ¥ (1829; the destruction of Earth), ΓÇ£The City in the SeaΓÇ¥ (1831; underwater sunken-city myth) and ΓÇ£UlalumeΓÇ¥ (1847; astrology). In ΓÇ£The Man that was Used UpΓÇ¥ (1839), Poe envisions a part-human, part-machine creature akin to cyborgs. ΓÇ£Mellonta TautaΓÇ¥ presents PoeΓÇÖs treatment of a dystopic treatment of overpopulation. PoeΓÇÖs various science fiction texts are collected in The Science Fiction of Edgar Allan Poe (1976, edited by Harold Beaver).