Cosmology (from Ancient Greek κόσμος (kósmos) 'world', and -λογία () 'study of') is a branch of metaphysics dealing with the nature of the universe. The term cosmology was first used in English in 1656 in Thomas Blount's Glossographia, and in 1731 taken up in Latin by German philosopher Christian Wolff, in Cosmologia Generalis. Religious or mythological cosmology is a …

Quantum cosmology is the attempt in theoretical physics to develop a quantum theory of the Universe.This approach attempts to answer open questions of classical physical cosmology, particularly those related to the first phases of the universe.. Classical cosmology is based on Albert Einstein's general theory of relativity (GTR or simply GR) which describes the evolution of …