English Rachel Rosen Cited by user XOR'easter on 23 Jul 2017 Rachel Rosen is a physicist and Assistant Professor of Theoretical Physics at Columbia University.
English Bimetric gravity Cited by user AdamSolomon on 26 Apr 2015 Bimetric gravity or bigravity refers to a class of modified mathematical theories of gravity (or gravitation) in which two metric tensors are used instead of one.
English Massive gravity Cited by user AdamSolomon on 25 Apr 2015 In theoretical physics, massive gravity is a theory of gravity that modifies general relativity by endowing the graviton with a nonzero mass.