DESI Data Suggests Dark Energy May Be Evolving
DESI data suggests dark energy may be evolving, challenging the standard cosmological model and prompting new theoretical frameworks.
Tag: cosmology
Holographic Dark Energy Model Reveals Clash Between Data and Theoretical Stability
Cosmologists modeling interacting Barrow-generalized Ricci dark energy found that parameters matching current observational data are mathematically disjoint from the conditions ...
Teleparallel Gravity Models Face Stringent Constraints from Cosmological and Wave Observations
Researchers have constrained modified teleparallel gravity models using baryon acoustic oscillation and gravitational wave data, finding viable alternatives to standard ...
Finsler–Randers Framework Fails to Alleviate Hubble Tension in Cosmological Tests
A comparative analysis finds that dynamical dark energy models in Finsler–Randers spacetime introduce only weak late-time geometrical corrections and fail ...
Higher-Order Gravity Model Matches Observational Constraints in Bianchi Space-Time Study
A cosmological study of Bianchi type-I space-time in higher-order f(R,T) gravity demonstrates an accelerating expansion consistent with observational Hubble data ...
Thermodynamic Friedmann Equations Narrow Universal Critical Density Constraints Using Cosmic Background Measurements
A new thermodynamic formulation of the Friedmann equations based on cosmic microwave background measurements provides dramatically tighter constraints on the ...
Phase-Space Gauss–Bonnet Coupling Reshapes Cosmic Inflation Reheating Predictions
Theoretical physicists have determined how a phase-space-dependent Gauss–Bonnet coupling alters the post-inflationary reheating duration and temperature while satisfying cosmological constraints.
Inflaton Condensate Fragmentation Mimics Turbulence Only Across Narrow Range, Study Finds
A quantitative assessment reveals that turbulence-like power spectra in postinflationary condensate fragmentation are strictly interval-dependent and hold across only a ...
Theoretical Study Derives Analytic Primordial Power Spectra for Curved Early Universes
Physicists have derived analytic primordial power spectra templates for curved cosmologies transitioning from kinetic dominance to slow roll, showing that ...
AAPPS Bulletin Highlights Quantum Simulation Modified Gravity and Major Physics Milestones
The latest AAPPS Bulletin highlights experimental realizations of topological quantum phases, perturbative gravity models, the CosPA 2025 symposium, national prize ...
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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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