Why the universe stopped making little red dots
A new Nature Astronomy study shows that little red dots vanish at low redshifts because their dark matter halos and ...
Tag: early universe
JWST Spots Metal-Rich Outflows Racing From Galaxies Just 600 Million Years After the Big Bang
JWST spectroscopy has revealed blueshifted, multiphase metal absorption in three galaxies at redshifts 7.2 to 9.3, showing that feedback-driven baryon ...
Supercomputer Simulations Reveal the True Nature of Webb’s Mysterious Little Red Dots
Simulations on Japan's ATERUI III supercomputer show that Webb's mysterious Little Red Dots are supermassive black holes growing at rates ...
How the Early Universe May Have Handed Matter Its Spin
A new theoretical study shows that a pseudoscalar coupling between the inflaton and fermions during preheating could have produced an ...
Quantum Gravity Corrections Could Rescue Once-Ruled-Out Inflation Models, Study Finds
New research shows that quantum gravity corrections from loop quantum cosmology can shift the predictions of fractional power law inflation ...
JWST Finds a Pristine Corner of the Universe Where the First Stars Left Their Fingerprints
A JWST survey has uncovered a seventeen-galaxy overdensity near the end of reionization whose extreme metal poverty may preserve the ...
A Century After Hubble, JWST Rewrites the Story of Galaxy Shapes
A new Nature Astronomy report argues that JWST and ALMA observations of dynamically mature early galaxies are transforming the century-old ...
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 ...
Trapped-Ion Quantum Simulator Captures String-Breaking as New Particles Emerge
Physicists at the Duke Quantum Center have observed string-breaking dynamics on a trapped-ion quantum simulator, watching particle-antiparticle pairs emerge as ...
How Fermions Could Reshape the Quantum Story of the Universe’s Birth
A new review in General Relativity and Gravitation shows that Dirac fermions do not merely propagate on quantum spacetimes in ...
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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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