Padmanabhan, T.2012-03-032012-03-032011-09-12http://hdl.handle.net/11007/197Several features of classical gravity, combined with the existence of Davies-Unruh temperature of horizon s, support the following paradigm: Gravitational field equations in a wide class of theories, including Einstein ’s theory, should be viewed as describing the thermodynamic limit of the statistical mechanics of (as yet unknown) atoms of spacetime. I present the conceptual evidence for this emergent paradigm and discuss several facets of this approach.enClassical gravityQuantum structureSpacetimeArticle