Sub-leading contributions to the black hole entropy in the brick wall approach

Sub-Microarcsecond Astrometry and New Horizons in Relativistic Gravitational Physics

Sub-SQL Sensitivity via Optical Rigidity in Advanced LIGO Interferometer with Optical Losses

Subleading Spin-Orbit Correction to the Newtonian Potential in Effective Field Theory Formalism

Submanifolds in five-dimensional pseudo-Euclidean spaces and four-dimensional FRW universes

Submanifolds in space-time with unphysical extra dimensions, cosmology and warped brane world models

Submanifolds in spacetime with an auxiliary unphysical extra dimension and four-dimensional open and closed FRW universes

Subtle is the Gravity

Subtleties in the quasi-classical calculation of Hawking radiation

Subtraction-noise projection in gravitational-wave detector networks

Sudden death of entanglement and teleportation fidelity loss via the Unruh effect

Sudden Future Singularities

Sudden future singularities in FLRW cosmologies

Sudden singularities in semiclassical gravity

Sudden singularities survive massive quantum particle production

Sufficient condition for Blackhole formation in spherical gravitational collapse

Sufficient Conditions for Apparent Horizons in Spherically Symmetric Initial Data

Sufficient conditions for curvature invariants to avoid divergencies in Hyperextended Scalar Tensor theory for Bianchi models

Suggestions For Giving Talks

Suitability of post-Newtonian/numerical-relativity hybrid waveforms for gravitational wave detectors