Aliens and Science. Exobiology in the Movies

Abstract

We can define exobiology as branch of the biology concerned with the search of life outside Earth. The exobiology don’t pretend to be just a discipline as biology or physics, but represent the multidiscipline effort of many scientist fields in order to answer the basic questions around Life and if is it possible beyond our planet’s atmosphere. Movies has used the imagination of the exobiology many times to create illusion and entertainment. With this article the authors has drawn the iconography of the extraterrestrial character in Literature, Painting, History, Science and Cinema, pointing out its symbolic uses and giving special attention to the most famous alien of the history of the movies, the xenomorph created by Ridley Scott.