Time machine as four-dimensional wormhole

Time machines and quantum theory

Time machines and the Principle of Self-Consistency as a consequence of the Principle of Stationary Action (II): the Cauchy problem for a self-interacting relativistic particle

Time Machines Constructed from Anti-de Sitter Space

Time Machines with Non-compactly Generated Cauchy Horizons and ``Handy Singularities"

Time on a Rotating Platform

Time paradox in Quantum Gravity

Time reparameterization in Bianchi type I spinor cosmology

Time reversal and negative energies in general relativity

Time scales in LISA

Time Step Size Limitation Introduced by the BSSN Gamma Driver

Time Symmetric Quantum Cosmology and Our Universe

Time Symmetry and Asymmetry in Quantum Mechanics and Quantum Cosmology

Time transfer and frequency shift to the order 1/c^4 in the field of an axisymmetric rotating body

Time transients in the quantum corrected Newtonian potential induced by a massless nonminimally coupled scalar field

Time travel paradoxes, path integrals, and the many worlds interpretation of quantum mechanics

Time Uncertainty in Quantum Gravitational Systems

Time variable $Λ$ and the accelerating Universe

Time variation of $G$ and $Λ$, acceleration of the universe, coincidence problem and Mach's cosmological coincidence

Time Variation of Photons' Velocity in a "Dark" Universe