The Oscillating Universe: an Alternative to Inflation
The paradox of soft singularity crossing and its resolution by distributional cosmological quantitities
The Parallelometer: a mechanical device to study curvature
The Parameterised Post-Newtonian Limit of Bimetric Theories of Gravity
The Parameterised Post-Newtonian Limit of Fourth-Order Theories of Gravity
The Parametric Transition of Strange Matter Rings to a Black Hole
The particle interpretation of N = 1 supersymmetric spin foams
The Patchwork Divergence Theorem
The Path Integral Formulation of Gravitational Thermodynamics
The path to the enhanced and advanced LIGO gravitational-wave detectors
The Pauli Exclusion Principle and SU(2) Versus SO(3) in Loop Quantum Gravity
The Pauli Exclusion Principle and SU(2) vs. SO(3) in Loop Quantum Gravity
The Pauli Exclusion Principle, Spin, and Statistics in Loop Quantum Gravity: SU(2) versus SO(3)
The peeling in the "very external region" of non linear perturbations of the Kerr spacetime
The Penrose Inequality
The Penrose inequality and apparent horizons
The performance of arm locking in LISA
The Perihelion Precession of Mercury and the Generalized Uncertainty Principle
The perihelion precession of Saturn, planet X/Nemesis and MOND
The periodic standing-wave approximation: computations in full general relativity