Ringing Echoes from Warped Spacetimes Put Extra-Dimensional Stability to the Test
A new theoretical study shows that nonsingular spacetimes with a warped extra dimension remain dynamically stable under massive scalar field ...
Tag: general relativity
Black Holes Could Survive a Cosmic Bounce, New Study Suggests
A new perturbative solution in scalar-tensor gravity shows that a black hole's horizon can persist through a nonsingular cosmological bounce.
Black Holes May Not Exist in Torsion-Based Rival of Einstein Gravity
A new analysis shows that demanding physically sensible black holes forces new general relativity's free parameters into pathological regions of ...
Parallel Frames Give Gravity a New Ledger for Black Hole Energy and Entropy
A new analysis shows that in General Parallel Relativity, black hole energy and entropy arise as Hamiltonian surface charges tied ...
String-Filled Black Holes May Show Bigger Shadows and Endless Stability
Physicists have constructed a rotating, singularity-free black hole embedded in a cloud of cosmic strings and shown that its thermodynamics ...
Rotating Frames May Create Effective Charge Sources in Extended Electrodynamics
A new theoretical study shows that rotating frames yield an exact observer-dependent source term that could be tested against extended ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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