Light Tides and the Kennedy-Thorndike experiments
Light's Bending Angle due to Black Holes: From the Photon Sphere to Infinity
Light's Bending Angle in the Equatorial Plane of a Kerr Black Hole
Light, Links and Causal Sets
Light-bending in Schwarzschild-de-Sitter: projective geometry of the optical metric
Light-bending tests of Lorentz invariance
Light-cone coordinates based at a geodesic world line
Light-Like Boost of the Kerr Gravitational Field
Light-like Signals in General relativity and Cosmology
Light-propagation in the gravitational field of moving quadrupoles
Light-time computations for the BepiColombo radioscience experiment
Lightcone fluctuations in flat spacetimes with nontrivial topology
Lightcone fluctuations in quantum gravity and extra dimensions
Lightcone reference for total gravitational energy
Lighthouses of Gravitational Wave Astronomy
Lightlike limit of the boosted Kerr black holes in higher-dimensional spacetimes
Lightlike simultaneity, comoving observers and distances in general relativity
Lightons and Helixons as Lightlike Particles in General Relativity
LIGO's "Science Reach"
LIGO-Virgo searches for gravitational waves from coalescing binaries: a status update