Quantum gravity is a branch of theoretical physics that describes the gravitational force according to the quantum mechanics. This theory which is unification of general relativity and quantum mechanics is sometimes known as theory of everything. Quantum gravity articles are devoted to the review of progress in that field during a preceding period often through the means of its publishing review articles. The top journals are peer reviewed scholarly journals. These provide high quality, meticulously reviewed and rapid publication, to cater the insistent need of scientific community. These journals are indexed with all their citations noted. The top open access journals are indexed in MEDLINE, PUBMED, SCOPUS, COPERNICUS, CAS, EBSCO and ISI.