Tag: modified gravity

A new scalar-vector-tensor theory of gravity unifies dark energy and dark matter while offering a mathematically consistent route to easing ...

Researchers have derived fully analytic waveform derivatives for parametrized post-Einsteinian gravitational-wave tests, cutting Fisher-matrix computation costs dramatically and mapping how ...

Physicists have derived two new exact static axisymmetric solutions of Entangled Relativity, a non-linear reformulation of general relativity in which ...

A new theoretical analysis derives the precise junction conditions for gluing two different f(R) gravity theories across a shared boundary, ...

A new multi-probe analysis combining DESI DR2 baryon acoustic oscillations, Pantheon+ supernovae, cosmic microwave background data, and redshift-space distortions constrains ...

A new study shows how extending spacetime with pseudo-complex coordinates removes black hole singularities and generates a geometric form of ...

A new analysis shows that demanding physically sensible black holes forces new general relativity's free parameters into pathological regions of ...

Physicists have derived exact bouncing cosmological solutions in f(T, T_G) gravity, showing how torsion-based modifications of general relativity can describe ...

Imagine a universe where the very fabric of spacetime can be twisted and contorted, not by immense gravitational forces alone, ...