Twins in mythology upon. However, other cultures attribute the outcome of twins to superior virility of the father. In various mythologies, twins often represent the dualistic nature of the universe. In Greek mythology, twins Apollo and Artemis, are the sun god and moon goddess, respectively. Similar forms of higher beings are reflected throughout different mythologies, as twin brothers Kuat and Iae represent the sun and moon in the Xingu mythology of Brazil. Egyptian God, Geb, and his twin sister, Nut, represented the binary nature of the world, with Geb being the God of the Earth, and Nut being the Goddess of the sky.
Apollo with the noun "apellai" and suggested a Pre-Greek proto-form *"Apalun". Several instances of popular etymology are attested from ancient authors. Thus, the Greeks most often associated Apollo's name with the Greek verb ("apollymi"), "to destroy". Plato in "Cratylus" connects the name with ("apolysis"), "redemption", with ("apolousis"), "purification", and with ("[h]aploun"), "simple", in particular in reference to the Thessalian form of the name, , and finally with ("aeiballon"), "ever-shooting". Hesychius connects the name Apollo with the Doric ("apella"), which means "assembly", so that Apollo would be the god of political life, and he also gives the explanation ("sekos"), "fold", in which