Current Dark Matter News and Events

Current Dark Matter News and Events, Dark Matter News Articles.
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The magic angle of twisted graphene
Trapped tightly between two monolayers of carbon superimposed at a precise angle, electrons interact and can produce superconductivity. This is what UCLouvain's researchers reveal in an article published in Nature. This property allows electric power to circulate without any resistivity, without energy lost, within the nanostructure. (2021-02-23)

Scientists propose a new heavy particle similar to the Higgs boson
Unlike the Higgs boson, discovered at CERN's Large Hadron Collider in 2012 after a 40-year quest, the new particle proposed by these researchers is so heavy that it could not be produced directly even in this collider The University of Granada is among the participants in this major scientific advancement in Theoretical Physics, which could help unravel the mysteries of dark matter (2021-02-23)

Big Data to model the evolution of the cosmic web
The Instituto de Astrofísica de Canarias (IAC) has led an international team which has developed an algorithm called COSMIC BIRTH to analyse large scale cosmic structures. This new computation method will permit the analysis of the evolution of the structure of dark matter from the early universe until the formation of present day galaxies. This work was recently published in the journal Monthly Notices of the Royal Astronomical Society (MNRAS). (2021-02-22)

Is odor the secret to bats' sex appeal?
A literature review revealed that odor-producing glands and tissues in bats may play a prominent role in mating behavior (2021-02-18)

COVID-19 associated with leukoencephalopathy on brain MRI
According to an open-access article in ARRS' American Journal of Roentgenology (AJR), COVID-19-related disseminated leukoencephalopathy (CRDL) represents an important--albeit uncommon--differential consideration in patients with neurologic manifestations of coronavirus disease (COVID-19). (2021-02-17)

USC biologists devise new way to assess carbon in the ocean
A new study by USC scientists explains how marine microbes control the accumulation of carbon matter with important implications for global warming. (2021-02-16)

The smallest galaxies in our universe bring more about dark matter to light
Our universe is dominated by a mysterious matter known as dark matter. Its name comes from the fact that dark matter does not absorb, reflect or emit electromagnetic radiation, making it difficult to detect. (2021-02-16)

Regular caffeine consumption affects brain structure
Coffee, cola or an energy drink: caffeine is the world's most widely consumed psychoactive substance. Researchers from the University of Basel have now shown in a study that regular caffeine intake can change the gray matter of the brain. However, the effect appears to be temporary. (2021-02-15)

Swirlonic super particles baffle physicists
We report a novel state of active matter--a swirlonic state. It is comprised of swirlons, formed by groups of active particles orbiting their common center of mass. (2021-02-11)

Scientists develop new, faster method for seeking out dark matter
For nearly a century, scientists have worked to unravel the mystery of dark matter. Now, a team of researchers are dramatically speeding up the search for one candidate for this elusive substance called the axion. (2021-02-10)

The role of nanobacteria in the organic matter cycle in freshwater systems
A team of scientists including researchers from Baltic Federal University studied freshwater microorganisms that can pass through biological filters. These microorganisms are understudied but were believed to play an important role in the biosphere. However, experiments showed that they had only a minor impact on the cycle of dissolved organic matter. (2021-02-10)

Infant and toddler food product names may not accurately reflect ingredient amounts
The descriptions on the fronts of infant and toddler food packages may not accurately reflect the actual ingredient amounts, according to new research. (2021-02-10)

Astronomers offer possible explanation for elusive dark-matter-free galaxies
A team led by astronomers at the University of California, Riverside, has found that some dwarf galaxies may today appear to be dark-matter free even though they formed as galaxies dominated by dark matter in the past. (2021-02-09)

A new tool in the search for axions
Researchers have discovered a new avenue to search for axions--a hypothetical particle that is one of the candidates of dark matter particles. The group, which usually performs ultra-high precision measurements of the fundamental properties of trapped antimatter, has for the first time used the ultra-sensitive superconducting single antiproton detection system of their advanced Penning trap experiment as a sensitive dark matter antenna. (2021-02-04)

Father's early-life exposure to stress associated with child's brain development
The FinnBrain research of the University of Turku has demonstrated for the first time that the stress the father has experienced in his childhood is connected to the development of the white matter tracts in the child's brain. Whether this connection is transmitted through epigenetic inheritance needs further research. (2021-02-04)

New methods for exploring the 'dark matter' of biology
New tools and methods have been described by WEHI researchers to study an unusual protein modification and gain fresh insights into its roles in human health and disease. The study - about how certain sugars modify proteins - was published today in Nature Chemical Biology. Led by WEHI researcher Associate Professor Ethan Goddard-Borger, this work lays a foundation for better understanding diseases like muscular dystrophy and cancer. (2021-02-04)

City, University of London academic tracks COVID-19 dark web marketplaces
New research carried out by Dr Andrea Baronchelli and his colleagues into the dark web marketplace (DWM) trade in products related to COVID-19, has revealed the need for the continuous monitoring of dark web marketplaces (DWMs), especially in light of the current shortage and availability of coronavirus vaccines. (2021-02-04)

City, University of London academic tracks COVID-19 dark web marketplace before vaccine
Dr Andrea Baronchelli, and colleagues have carried out insightful research into the dark web marketplace (DWM) trade in products related to COVID-19; they have revealed the need for the continuous monitoring of dark web marketplaces (DWMs) especially in light of the current shortage and availability of coronavirus vaccines. (2021-02-04)

Study reveals how air pollution may increase the risk of cardiovascular disease
A new study has found a link between high levels of air pollution at an individual's home address and an elevated risk of developing cardiovascular disease. Air pollution exposure appears to heighten the production of inflammatory cells in the bone marrow, triggering inflammation of the arteries. (2021-02-04)

Student astronomer finds galactic missing matter
Half of the universe's matter is 'missing', but PhD student Yuanming Wang has developed an ingenious method to help track it down. She has done this using distant galaxies as 'locator pins' to detect an otherwise 'invisible' cold clump of gas just 10 light years from Earth. (2021-02-04)

The benefits of reading outdoors
Investigators demonstrate that image luminance has opposite effects on the contrast sensitivity of cortical pathways signaling lights than darks. It impairs luminance discrimination for the brightest stimuli of the scene while improving it for the darkest stimuli, a mechanism that is needed to efficiently sample natural scenes. (2021-02-02)

Neurons: 'String of lights' indicates excitation propagation
A type of novel molecular voltage sensor makes it possible to watch nerve cells at work. The principle of the method has been known for some time. However, researchers at the University of Bonn and the University of California in Los Angeles have now succeeded in significantly improving it. It allows the propagation of electrical signals in living nerve cells to be observed with high temporal and spatial resolution. (2021-02-02)

Astronomers detect extended dark matter halo around ancient dwarf galaxy
Findings suggest the first galaxies in the universe were more massive than previously thought. (2021-02-01)

Searching for dark matter through the fifth dimension
Theoretical physicists of the PRISMA+ Cluster of Excellence at Johannes Gutenberg University Mainz are working on a theory that goes beyond the Standard Model of particle physics. The central element is an extra dimension in spacetime. Until now, the scientists have faced the problem that the predictions of their theory could not be tested experimentally. They have now overcome this problem in a publication in the current issue of the European Physical Journal C. (2021-02-01)

Light pollution linked to preterm births, reduced birth weights
Researchers discovered that light pollution is linked to preterm birth, a shortened gestational length, and reduced birth weight. babies born too early have higher rates of death and disability. In 2018, preterm birth and low birth weight accounted for roughly 17% of infant deaths (deaths before one year of age). Researchers hope this spawns policy discussion around minimizing light pollution. (2021-01-28)

How heavy is dark matter? Scientists radically narrow the potential mass range for the first time
Scientists have calculated the mass range for Dark Matter - and it's tighter than the science world thought. (2021-01-27)

Mira's last journey: Exploring the dark universe
Scientists used a supercomputer to perform one of the five largest cosmological simulations ever -- the Last Journey. This simulation will provide crucial data for sky maps to aid leading cosmological experiments. (2021-01-27)

Precision measurements of intracluster light suggest possible link to dark matter
Faint light from rogue stars not bound to galaxies has been something of a mystery to scientists. The dimness of this intracluster light makes it difficult to measure, and no one knows how much there is. Scientists on the Dark Energy Survey, led by Fermilab, have made the most radially extended measurement of this light ever, and they've found that its distribution might point to the distribution of dark matter. (2021-01-27)

Multiple sclerosis: Immune cells silence neurons by removing synapses
Damage to the brain gray matter plays an important role in the progression of multiple sclerosis. This study now shows that such damage can be caused by inflammatory reactions that lead to loss of synapses, which impairs neural activity. (2021-01-26)

Microbes fuelled by wind-blown mineral dust melt the Greenland ice sheet
Scientists have identified a key nutrient source used by algae living on melting ice surfaces linked to rising sea levels. They discovered that phosphorus containing minerals may be driving ever-larger algal blooms on the Greenland Ice Sheet. (2021-01-25)

New advances in the detection of bias in face recognition algorithms
A team from the Computer Vision Center (CVC) and the University of Barcelona has published the results of a study that evaluates the accuracy and bias in gender and skin colour of automatic face recognition algorithms tested with real world data. Although the top solutions exceed the 99.9% of accuracy, researchers have detected some groups that show higher false positive or false negative rates. (2021-01-25)

Air pollution linked to higher risk of sight loss from AMD
Air pollution is linked to a heightened risk of progressive and irreversible sight loss, known as age related macular degeneration (AMD), reveals a large long term study led by UCL researchers, published in the British Journal of Ophthalmology. (2021-01-25)

A world first in circadian clock manipulation
A new method developed by Nagoya University and Groningen University scientists allows for reversible manipulation of the circadian clock period using a light-activated switch. Compounds which act on clock proteins were identified through large-scale chemical screening, and modified to include a light-activated switch, which was further modified to react to non-harmful visible light, creating a non-toxic and fully reversible circadian clock control process. (2021-01-24)

Reducing traps increases performance of organic photodetectors
Physicists at the Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP) discovered that trap states rule the performance of organic photodetectors, ultimately limiting their detectivity. These highly promising results have now been published in the renowned scientific journal Nature Communications. (2021-01-22)

Internet and freedom of speech, when metaphors give too much power
Since 1997, when the US supreme court metaphorically called the Internet the free market of ideas, attempts at regulation have been blocked by the 1st amendment. But with power concentrated in a few platforms, that metaphor is now misleading, says a study by Bocconi's Oreste Pollicino (2021-01-21)

Alpha particles lurk at the surface of neutron-rich nuclei
Scientists from an international collaboration have found evidence of alpha particles at the surface of neutron-rich heavy nuclei, providing new insights into the structure of neutron stars, as well as the process of alpha decay. (2021-01-21)

Search for axions from nearby star Betelgeuse comes up empty
An MIT-led search for axions from nearby star Betelgeuse has come up empty, significantly narrowing the search for hypothetical dark matter particle. (2021-01-21)

Eggs reveal what may happen to brain on impact
Our brains consist of soft matter bathed in watery cerebrospinal fluid inside a hard skull, and in Physics of Fluids, researchers describe studying another system with the same features, an egg, to search for answers about concussions. Considering that in most concussive brain injuries, the skull does not break, they wanted to find out if it was possible to break or deform the egg yolk without breaking the eggshell. (2021-01-19)

Light-controlled Higgs modes found in superconductors; potential sensor, computing uses
Iowa State University's Jigang Wang and a team of researchers have discovered a short-lived form of the famous Higgs boson -- subject of a groundbreaking search at the Large Hadron Collider -- within an iron-based superconductor. This Higgs mode can be accessed and controlled by laser light flashing on the superconductor at trillions of pulses per second. (2021-01-19)

Study: X-Rays surrounding 'Magnificent 7' may be traces of sought-after particle
A new study, led by a theoretical physicist at Berkeley Lab, suggests that never-before-observed particles called axions may be the source of unexplained, high-energy X-ray emissions surrounding a group of neutron stars. (2021-01-15)

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