Physics - Cosmology and Nongalactic Astrophysics

RSS

Astrophysics of Galaxies Radio Waves from a Hidden Black Hole

Scientists detect radio waves from an intermediate mass black hole in POX 52.

Qi Yuan, Hengxiao Guo, Minfeng Gu

2025-04-08T15:17:16+00:00 ― 5 min read

Cosmology and Nongalactic Astrophysics The Cosmic Lens: Unraveling Dark Matter Mysteries

Studying gravitational lensing to understand dark matter and galaxy interactions.

F. Urcelay, E. Jullo, L. F. Barrientos

2025-04-06T16:19:02+00:00 ― 6 min read

Astrophysics of Galaxies HSC J2239+0207: The Fading Quasar

Discover the unique case of quasar HSC J2239+0207 and its cosmic significance.

Jianwei Lyu, George H. Rieke, Meredith Stone

2025-04-06T12:20:12+00:00 ― 8 min read

Cosmology and Nongalactic Astrophysics Navigating the Cosmos: Galaxy Surveys and Challenges

A look into galaxy surveys and the systematic effects that challenge our understanding.

Tristan Hoellinger, Florent Leclercq

2025-04-06T05:58:04+00:00 ― 7 min read

Cosmology and Nongalactic Astrophysics The Echoes of the Cosmos: Baryon Acoustic Oscillations

Explore how Baryon Acoustic Oscillations shape our understanding of the universe.

Paula S. Ferreira, Ribamar R. R. Reis

2025-04-05T23:35:56+00:00 ― 7 min read

Astrophysics of Galaxies Galactic Mergers: The Dance of Light

Discover how merging galaxies illuminate the universe's dark corners.

Ivan Kostyuk, Benedetta Ciardi

2025-04-05T12:27:12+00:00 ― 8 min read

Astrophysics of Galaxies Mysterious Quiet Galaxies in the Early Universe

Scientists investigate unusual AGNs lacking expected signals in the cosmos.

G. Mazzolari, R. Gilli, R. Maiolino

2025-04-05T03:41:46+00:00 ― 5 min read

High Energy Physics - Phenomenology Unraveling the Mysteries of Dark Matter and Gravitational Waves

A look into cosmic phenomena that shape our universe.

Yongtao Jia, Ligong Bian

2025-04-05T02:54:00+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics The Hidden Influence of Neutrinos on the Universe

Discover how tiny neutrinos shape the cosmos and why measuring their mass matters.

Gali Shmueli, Sarah Libanore, Ely D. Kovetz

2025-04-04T08:35:22+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics Reviving Cosmic Signals with Deep Learning

Scientists use deep learning to restore faint cosmic signals for better understanding of the universe.

Qian Li, Xin Wang, Xiaodong Li

2025-04-04T04:36:32+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics Peculiar Motion: Our Galaxy's Unique Journey

Discover how our galaxy moves differently in the universe.

Mohamed Yousry Elkhashab, Cristiano Porciani, Daniele Bertacca

2025-04-03T20:38:52+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics The Expanding Universe: Hubble Parameter Explained

Unraveling the mysteries of cosmic expansion and the Hubble tension.

Ardra Edathandel Sasi, Moncy Vilavinal John

2025-04-03T03:08:00+00:00 ― 7 min read

Cosmology and Nongalactic Astrophysics Turbulence in Galaxy Clusters: A Deep Dive

This study reveals crucial insights into the turbulent behavior of galaxy clusters.

Charles Romero, Massimo Gaspari, Gerrit Schellenberger

2025-04-02T18:22:34+00:00 ― 4 min read

Astrophysics of Galaxies The Hidden World of Compton-Thick AGNs

Discover the elusive Compton-thick AGNs and their role in the universe.

I. Georgantopoulos, E. Pouliasis, A. Ruiz

2025-04-02T09:37:08+00:00 ― 7 min read

Cosmology and Nongalactic Astrophysics New Machine Learning Model Reveals Galaxy Cluster Secrets

A new method uses ML to measure mass accretion rates in galaxy clusters.

John Soltis, Michelle Ntampaka, Benedikt Diemer

2025-04-01T19:17:20+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics Mysterious Radio Waves in Abell 655: A Cosmic Puzzle

Research sheds light on cosmic rays and radio emissions in galaxy clusters.

C. Groeneveld, R. J. van Weeren, A. Botteon

2025-04-01T14:30:44+00:00 ― 7 min read

Instrumentation and Detectors XENONnT: A Bold Step in Dark Matter Search

Scientists develop innovative methods to detect dark matter through neutrons.

XENON Collaboration, E. Aprile, J. Aalbers

2025-04-01T10:31:54+00:00 ― 7 min read

High Energy Physics - Experiment The Ongoing Quest for Dark Matter

Scientists are searching for dark matter, a mysterious substance in our universe.

TEXONO Collaboration, H. B. Li, M. K. Pandey

2025-03-30T09:10:22+00:00 ― 5 min read

Instrumentation and Methods for Astrophysics Shadows in Space: The Attenuation Bias Challenge

Learn how attenuation bias affects our view of the universe.

Yuan-Sen Ting

2025-03-29T10:05:08+00:00 ― 6 min read

High Energy Physics - Theory The Dance of Axions and Inflation

Discover the intriguing role of axions in shaping our universe's inflation.

Enrico Pajer, Dong-Gang Wang, Bowei Zhang

2025-03-29T04:30:46+00:00 ― 7 min read

Cosmology and Nongalactic Astrophysics Cosmic Intrigue: Massive Neutrinos and Gravity

Unraveling the mysteries behind massive neutrinos and modified gravity in cosmology.

Wei Liu, Liang Wu, Francisco Villaescusa-Navarro

2025-03-28T18:57:34+00:00 ― 7 min read

General Relativity and Quantum Cosmology The Secrets of Dark Energy and Matter

Unveiling the cosmic dance of dark energy and matter.

Priyanka Adhikary, Sudipta Das

2025-03-28T10:59:54+00:00 ― 7 min read

Astrophysics of Galaxies Curious Cases of Ultra Diffuse Galaxies

Discover the unique features and mysteries of ultra diffuse galaxies.

Duncan A. Forbes, Maria Luisa Buzzo, Anna Ferre-Mateu

2025-03-28T01:26:42+00:00 ― 7 min read

Cosmology and Nongalactic Astrophysics The Mysterious Dance of Dark Energy

Unravel the secrets of dark energy, merging clusters, and cosmic voids!

A. Shahriar, M. Abbasiyan-Motlaq, M. Mohsenzadeh

2025-03-27T02:21:28+00:00 ― 6 min read

Astrophysics of Galaxies Ancient Star Clusters: A New Look at Cosmic History

Research reveals insights into the universe's age through globular clusters.

Elena Tomasetti, Michele Moresco, Carmela Lardo

2025-03-25T04:58:46+00:00 ― 5 min read

High Energy Physics - Phenomenology Understanding Primordial Black Holes: Dark Matter's Mystery

Primordial black holes may hold secrets to dark matter and our universe's origins.

Indra Kumar Banerjee, Francesco Rescigno, Alberto Salvio

2025-03-24T23:24:24+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics Galaxies and Dark Matter: A Closer Look

Explore the connection between galaxies and dark matter through galaxy bias.

Mahlet Shiferaw, Nickolas Kokron, Risa H. Wechsler

2025-03-24T22:36:38+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics Chasing the 21-cm Forest Signal: A Deep Dive

Uncovering cosmic secrets through the elusive 21-cm forest signal.

Tomáš Šoltinský, Girish Kulkarni, Shriharsh P. Tendulkar

2025-03-24T20:13:20+00:00 ― 6 min read

General Relativity and Quantum Cosmology The Mystery of Dark Energy and Quantum Fluctuations

Explore the unknown connection between dark energy and quantum vacuum fluctuations.

Emilio Santos

2025-03-24T19:25:34+00:00 ― 7 min read

Cosmology and Nongalactic Astrophysics Chasing Cosmic Ripples: The Search for Scalar-Induced Gravitational Waves

Scientists investigate scalar perturbations and their link to gravitational waves.

A. J. Iovino, S. Matarrese, G. Perna

2025-03-24T17:50:02+00:00 ― 5 min read

Cosmology and Nongalactic Astrophysics Decoding the Universe: MeerKAT's Role in Hydrogen Mapping

MeerKAT telescope enhances understanding of hydrogen signals in the cosmos.

Isabella P. Carucci, José L. Bernal, Steven Cunnington

2025-03-24T16:14:30+00:00 ― 6 min read

General Relativity and Quantum Cosmology The Mystery of Dark Matter Production

Exploring the role of gravity in the creation of dark matter.

Jaume de Haro, Supriya Pan

2025-03-24T02:42:28+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics Decoding Primordial Non-Gaussianity: The Cosmic Clues

Patterns in the universe's early density give insights into cosmic beginnings.

Sêcloka L. Guedezounme, Sheean Jolicoeur, Roy Maartens

2025-03-23T13:58:12+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics Rethinking Cosmic Expansion: The Modified Scale Factor

A new model challenges dark energy’s role in the expanding universe.

Goratamang Gaedie, Shambel Sahlu, Amare Abebe

2025-03-23T09:59:22+00:00 ― 6 min read

General Relativity and Quantum Cosmology The Dark Dance of Cosmic Forces

A look into dark matter and phantom scalar fields shaping the universe.

Andronikos Paliathanasis, Amlan Halder, Genly Leon

2025-03-23T05:12:46+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics The Mystery of Dark Matter: What We Know

Unraveling the secrets of dark matter and its cosmic significance.

Jared Diks, Cosmin Ilie

2025-03-21T02:15:42+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics The Birth of Elements: Big Bang Nucleosynthesis

Learn how the universe's lightest elements formed after the Big Bang.

Aidan Meador-Woodruff, Dragan Huterer

2025-03-20T19:53:34+00:00 ― 7 min read

Cosmology and Nongalactic Astrophysics The Hubble Constant: Measuring the Universe's Expansion

Learn how Cepheid variables help clarify the Hubble constant and cosmic distance.

Marcus Högås, Edvard Mörtsell

2025-03-20T10:20:22+00:00 ― 6 min read

Cosmology and Nongalactic Astrophysics Shining Cosmic Signs: New Lyman-Alpha Blob Discovered

Astronomers find a glowing Lyman-alpha blob near a galaxy, revealing star formation insights.

S. Zarattini, J. M. Rodríguez Espinosa, C. Muñoz-Tuñon

2025-03-20T06:21:32+00:00 ― 5 min read

General Relativity and Quantum Cosmology Gravitational Waves: The Cosmic Symphony

Discover how domain walls shape gravitational waves in our universe.

Bo-Qiang Lu

2025-03-19T20:00:34+00:00 ― 7 min read