It is the assertion of Old-Earth Creationism that God created the Earth and then made it into an inhabitable environment over the course of a ""week"" of epoch-long creation ""days."" It is the assertion of modern science that the Earth is 4.6 billion years old and has reached such an age by passing through a number of geologic periods that are differentiated by stratigraphic, paleontological, and other empirical markers. Therefore, it seems very...