New Global Fit Sharpens the CKM Matrix Element Vcb and Keeps the R(D) Puzzle Alive
A new global fit combining Belle II data, lattice QCD and sum-rule predictions yields |Vcb| = (39.18 ± 0.47) × ...
Tag: Standard Model
Kaon Decays Keep the Door Open for New Physics Despite NA62’s Standard Model Verdict
A new theoretical analysis shows that rare kaon decays such as KL → π⁰ ν ν̄, KS → μ+μ− and ...
Old CERN Data Yields New Hunt for Ghostly Dark Matter Particles
A new theoretical reinterpretation of CERN's 2009 COMPASS data shows that axion-like particles could hide as single photons in the ...
Hiding New Physics in Top Quarks Fails to Solve a Stubborn B Meson Puzzle
A new theoretical analysis shows that top-philic new particles, underestimated QCD corrections and multi-Higgs scenarios all fail to reconcile the ...
Primordial Helium Measured With Record Precision in Early-Universe Study
An international team used 130 hours of Large Binocular Telescope observations of 15 pristine galaxies to measure the primordial helium ...
Quantum Neural Networks Edge Out Classical Rivals in the Hunt for New Physics
Researchers have shown that a carefully optimized quantum convolutional neural network can outperform classical models with similar parameter counts when ...
Hidden Sector Resonance Could Explain Why Matter Outnumbers Antimatter
A new theoretical study shows that nearly degenerate portal particles can resonantly boost the efficiency of hiding baryon number in ...
Decoherence may lock quantum fields into false vacua across the cosmos
A simplified cosmological model shows that environmental decoherence can suppress quantum tunnelling, effectively locking fields into the vacuum state they ...
Hidden Spin-2 Signals: How Tensor Resonances Shape Rare B Meson Decays
A new theoretical study uses SU(3) flavor symmetry to quantify how spin-2 tensor mesons contribute to rare four-body B meson ...
New Calibration Test Puts a Twist in the Universe’s Oldest Light Under Scrutiny
UC San Diego researchers have developed a differential calibration method that cross-checks whether a tiny rotation in the cosmic microwave ...
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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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