Giant Cosmic Cotton Ball: A Dark Matter Deficient Galaxy
The galaxy NGC 1052-DF2 resides in a field of galaxies about sixty-five million light-years away. Its low mass, only about two hundred million solar-masses, makes…
Dark Matter
Mapping the Universe’s Earliest Structures and Dark Matter Distribution With COSMOS-Webb
This ambitious program will study half a million galaxies in a field the size of three full Moons. Peering deeply into a huge patch of…
Quantum Crystal With “Time Reversal” Could Be a New Dark Matter Sensor
Physicists at the National Institute of Standards and Technology (NIST) have linked together, or “entangled,” the mechanical motion and electronic properties of a tiny blue…
Surprising Dark Matter Theory Explains Mysterious, Supermassive Black Holes That Formed Early in the Universe
Scientists offer new theory to explain the origin of monsters of the cosmos. When astronomers use telescopes to look back in time—toward objects in the…
Dark Matter: Is It “Real Stuff” or Gravity Misunderstood?
For many years now, astronomers and physicists have been in a conflict. Is the mysterious dark matter that we observe deep in the Universe real,…
Strange Ghostly Galaxies Lacking Dark Matter Confirmed by Hubble Data
The most accurate distance measurement yet of ultra-diffuse galaxy (UDG) NGC1052-DF2 (DF2) confirms beyond any shadow of a doubt that it is lacking in dark…
Dark Matter Halo Collapse: How a Supermassive Black Hole Originates
UC Riverside-led study points to a seed black hole produced by a dark matter halo collapse. Supermassive black holes, or SMBHs, are black holes with…
Finding “Missing” Matter: New Light on Baryonic Matter and Gravity on Cosmic Scales
Scientists estimate that dark matter and dark energy together are some 95% of the gravitational material in the universe while the remaining 5% is baryonic…
Dark Matter “Counterweight” Is Slowing the Spin of the Milky Way’s Galactic Bar
The spin of the Milky Way’s galactic bar, which is made up of billions of clustered stars, has slowed by about a quarter since its…
Portal to the Dark Side: Sterile Neutrinos an Intriguing Possibility in the Quest for Understanding Dark Matter
“Sterile neutrinos” are theoretically predicted new particles that offer an intriguing possibility in the quest for understanding the dark matter in our universe. Unlike the…
Possible Explanation Discovered for Elusive Dark-Matter-Free Galaxies
UC Riverside-led study finds extreme tidal mass loss in dwarf galaxies formed in a simulation. A team led by astronomers at the University of California,…
Hidden Dark Forces: A New Dimension in the Quest to Understand Dark Matter
UC Riverside dark matter research program targets assumptions about particle physics. As its name suggests, dark matter — material which makes up about 85% of…
The China Dark Matter Experiment Listens to the Sound of Cosmology From a Laboratory Deep Underground
Numerous compelling evidences from astroparticle physics and cosmology indicate that the major matter component in the Universe is dark matter, accounting for about 85% with…
Dark Matter Particle Explorer Has Measured High-Precision Galactic Cosmic Ray Energy Spectrum
Dark Matter Particle Explorer (DAMPE) Collaboration directly observed a spectral softening of helium nuclei at about 34TeV for the first time. This work was based…
New Dark Matter Map Reveals Hidden Bridges Between Galaxies
A new map of dark matter in the local universe reveals several previously undiscovered filamentary structures connecting galaxies. The map, developed using machine learning by…
Dark Matter Detection: Repurposing Optomechanical Accelerometers to Search for Dark Matter
Scientists are certain that dark matter exists. Yet, after more than 50 years of searching, they still have no direct evidence for the mysterious substance….
Our Giant Universe: Hubble Spots Massive Galaxy Cluster With a Wealth of Exciting Possibilities
This detailed image features Abell 3827, a galaxy cluster that offers a wealth of exciting possibilities for study. It was observed by Hubble in order…
DALI Experiment: An Astro-Particle Telescope for Dark Matter
The detection of the axion would mark a key episode in the history of science. This hypothetical particle could resolve two fundamental problems of Modern…