Researchers successfully created circularly polarized emitters from racemic gold-silver clusters by separating them into mirror-image forms using chiral oxygen-donor ligands. The phosphate-protected enantiomer pair exhibited high photoluminescence quantum yields and luminescence dissymmetry factors.
Researchers discovered that black hole jets can shape galaxy environments, influencing growth and evolution by disrupting gas and preventing cooling. The jets' impact is felt hundreds of thousands of light-years from the galaxy's center, affecting the formation of new stars and galaxy fate.
Astronomers have discovered the most distant progenitor to a galaxy supercluster, supporting existing theories of how galaxy clusters evolve. The study used data from the ODIN survey to map the 3D distribution of galaxies in the COSMOS-z3.1-A and COSMOS-z3.1-C clusters.
Researchers have discovered a globular cluster stellar stream in another galaxy, offering new insights into the nature of dark matter. The study demonstrates that these streams can be used to measure dark matter content beyond our own galaxy, opening doors to a broader understanding of its behavior.
Scientists create a 3D-shaped cyclic hydrocarbon scaffold confinement strategy to isolate and define the structures of organic clusters. The method suppresses extended through-space conjugation networks, yielding isolated clusters with well-defined sizes.
A recent study from Florida International University suggests that galaxy mergers are neither necessary nor sufficient to stop galaxies from forming new stars. Instead, slower internal processes are believed to play a much larger role in quenching star formation.
A new theory proposes that Little Red Dots are early forms of globular clusters. These mysterious objects, detected by JWST in 2022, shine with distinctive red and ultraviolet light. The study suggests a connection between their formation and the creation of supermassive stars at the centers of globular clusters.
Astronomers at Durham University have discovered the most distant example of a compact, star-forming structure at the heart of a galaxy, dating back over nine billion years. This finding reveals clear evidence of a nuclear disc forming at an early stage in cosmic history.
The XMM-Newton and Chandra space telescopes have spotted the aftermath of three bright explosions echoing through the Milky Way's outer spiral arms. The team measured the distance to these echoes directly, finding two arms - Outer Scutum-Centaurus Arm and Outer Arm - lie up to 10% further away than previously thought.
Researchers found a compact core in the 'Shadow Blaster' galaxy, which is likely heating gas and dust through intense star formation, producing high-energy neutrinos. This alternative pathway could contribute up to 20% of the high-energy neutrino background.
Astronomers have discovered a galaxy cluster in the distant universe that is more mature than expected, with unprecedented mass concentration toward its center. The James Webb Space Telescope images reveal strong gravitational lensing effects, providing valuable insights into dark matter distribution and cosmological models.
Researchers have discovered a 'galaxy-killing wind' that could explain the origin of massive dead galaxies in the early universe. Using JWST and ALMA, they imaged a galaxy one billion years after the Big Bang, revealing a huge plume of cold gas extending far away from it.
A novel asymmetric alloying method enables the creation of carbon-centered gold(I)-silver(I) chiral bicapped square antiprism polyhedral clusters, exhibiting phosphorescence and distinct chirality-dependent properties. The approach offers a new paradigm for precise alloying and stereocontrol of metal clusters.
A team of astronomers used JWST to detect the motion of stars near a galaxy's center affected by a dormant black hole's gravity. The findings suggest that densest galaxies were sites of rapid black hole growth early in cosmic history.
Scientists have discovered key structural units—BO, BO₃, and B₂O₅—in neutral boron oxide clusters that are essential building blocks of the two-dimensional vitreous network. These findings provide important insights into the microstructure and growth mechanisms of vitreous materials.
Astronomers observed a galaxy protocluster at 1.2 billion years after the Universe's birth, finding it was already shaped by its environment. The Loktak Protocluster had larger, redder galaxies with more rounded shapes than isolated galaxies.
A new study reveals how ancient galactic collisions can destroy stellar discs, affecting star formation and galaxy structure. Simulations show that rotating discs often formed earlier than thought but can be partially or completely destroyed by major mergers.
Researchers discover ultra-faint galaxy LAP1-B with record-breaking low oxygen abundance and elevated carbon-to-oxygen ratio, suggesting it is the 'ancestor' of fossil galaxies near our Milky Way. The team's findings provide a historic window into the earliest stages of galaxy assembly.
The most massive black holes detected by gravitational waves were formed through repeated and violent collision events in densely populated star clusters. The study identifies two distinct populations, with high-mass systems showing rapid spins and a signature consistent with cluster mergers.
The study reveals that more massive young star clusters clear away their natal gas faster than lower-mass clusters. This has implications for our understanding of star formation and how the young stars affect their surroundings.
Astronomers using the James Webb Space Telescope discovered a galaxy that is not rotating, contradicting current theories about galaxy formation. The team believes this galaxy may have been formed after a single collision between two galaxies, making it a rare and unexpected finding.
Researchers tracked galaxy clusters to test gravity's strength, finding it weakens with distance as predicted by Newton and Einstein. The study confirms the existence of invisible dark matter, closing the door on alternative theories like Modified Newtonian Dynamics.
A new platform called ATLAS enables researchers to generate large quantities of cancer cell clusters that accurately model metastasis. Using ATLAS, the Rice team gained insights into the mechanisms that enable cancer clusters to survive in the bloodstream during the metastatic process.
Using data from the TYPHOON survey, scientists examined the nearby spiral galaxy NGC 1365 and achieved resolution sharp enough to separate individual star-forming clouds. The study reveals that the galaxy grew and merged with other galaxies over 12 billion years of cosmic time.
Scientists create a pair of copper-based metal clusters that can be controlled to convert light into electricity. The clusters exhibit enhanced light-induced conversion efficiency due to adjustable core composition. This breakthrough enables the development of cluster-based solid-state nanomaterials with customizable photoresponse prop...
The Small Magellanic Cloud's stars do not orbit around its center due to a direct collision with the Large Magellanic Cloud. The collision disrupted the SMC's internal structure and destroyed its gas rotation, making it a unique case to study galaxy evolution.
Researchers have uncovered the microscopic mechanism of alkali species dissolution in water clusters using a new spectroscopy station. The study found that only three water molecules can separate Ba and OH in neutral BaOH clusters, and this process is facilitated by hydrogen bonding and electrostatic interactions.
Astronomers from the University of Waterloo have observed a distant jellyfish galaxy, providing rare insight into how galaxies were transformed in the early universe. The discovery challenges previous beliefs about galaxy clusters and their impact on galaxy properties.
A new study highlights the importance of farmer-led collaboration in addressing biodiversity loss in agricultural landscapes. Farmer clusters, groups of farmers working together to support biodiversity-sensitive farming, show varying levels of maturity and collaboration, influenced by factors such as leadership quality and institutiona...
Researchers at Baylor College of Medicine have found that triple negative breast cancer cells produce a 'sticky coat' made of hyaluronan and CD44, which helps them form clusters and spread to other organs. The discovery opens new possibilities for developing clinical interventions to treat metastatic TNBC patients.
Astronomers have spotted an ancient galaxy that was slowly starved of fuel by a supermassive black hole. The galaxy's lack of cold gas prevented it from forming new stars, despite its relatively young age. Repeated episodes of heating and gas removal by the black hole likely drained the galaxy's fuel in as little as 16-220 million years.
A team of researchers has observed a massive galaxy cluster that challenges existing models of the universe's evolution. The cluster's unusual structure and high density of cold, neutral hydrogen gas suggest a different history than previously thought. This discovery raises questions about the fate of large structures in the universe.
Researchers observed a jet from an active galactic nucleus driving a gas outflow in nearby galaxy VV 340a. The outflow rate is large enough to affect the host galaxy's star formation rate.
A team led by Pitt graduate student Daniel Ivanov has discovered a barred spiral galaxy, COSMOS-74706, at a redshift of 11.5 billion years ago, marking the earliest observed instance of this structure type. This finding helps constrain the timeframe for bar formation in the universe.
Researchers have spotted the largest-known stream of super-heated gas, a kiloparsec-scale jet, erupting from a nearby galaxy called VV 340a. The team used radio wave images to reveal the jet and its associated coronal line emission, which is equivalent to 10 quintillion hydrogen bombs going off every second.
Researchers have found a rare snapshot of worlds in the process of transforming into super-Earths and sub-Neptunes, the galaxy's most common planetary types. The discovery provides an unprecedented glimpse into the turbulent lives of young worlds, shedding light on their formation.
Researchers have found a galaxy cluster with scorching hot gas just 1.4 billion years after the Big Bang, five times hotter than predicted, and containing three supermassive black holes that pumped energy into the surroundings. This discovery could upend current models of galaxy cluster formation and evolution.
A team of astronomers from ICRAR has released new data showing that a galaxy's 'neighbourhood' plays a major role in its evolution over time. The study found that where a galaxy lives strongly influences its shape, size and growth rate in the distant Universe.
Astronomers detect a distant galaxy with temperatures of 90 Kelvin, indicating an extreme star factory that could have produced stars at a rate 180 times faster than the Milky Way. This discovery provides insight into how galaxies formed quickly in the early universe.
A new study from the University of Eastern Finland found that bark beetle damage clusters in Finland tend to concentrate in groups near previous infestations and mature stands. The research analyzed forestry land data and identified forest characteristics increasing the likelihood of a stand becoming part of a cluster.
A new model explains how extremely massive stars (EMS) forged the chemistry of globular clusters, the ancient archives of the universe. EMSs release powerful stellar winds that mix with surrounding gas to form chemically distinct stars.
Researchers from Australian National University have detected binary stars in the outer regions of 47 Tucanae, a globular cluster in the Milky Way. This discovery sheds light on how these clusters formed and evolved over billions of years.
The Gaia space telescope has discovered a giant wave in the Milky Way galaxy, causing stars to wobble over vast distances. The wave stretches across a huge portion of the galactic disc, affecting stars up to 65 thousand light-years away from the centre.
Astronomers have finally solved the mystery of globular clusters using detailed simulations, uncovering a new class of object that could be in our own galaxy. The study found multiple pathways for their creation and a new class of star system, “globular cluster-like dwarfs”, which sits between globular clusters and dwarf galaxies.
A new study finds that tropical cyclone clusters are becoming less frequent in the Northwestern Pacific and more common in the North Atlantic. The shift is attributed to climate change, highlighting the need for strengthened coastal infrastructure and emergency response systems.
A team of astrophysicists from the University of Bonn and Iran has reclassified Ursa Major III as a compact star cluster containing a black hole core. Simulations suggest that the object's high mass-to-light ratio can be explained by the presence of dark stars rather than dark matter.
Physicists from the University of Copenhagen have discovered a step-like signature that resembles the signature of an elusive axion particle using galaxy clusters. This method has greatly increased what we know about axions, allowing researchers to narrow down the space where it can be found.
A team of astronomers has combined cluster and variable star data from the Gaia mission to create a new map of stellar life cycles. The study shows that at least one in five stars in clusters changes brightness over time, with young clusters hosting more variety of variable stars.
A recent study published in Nature Climate Change confirms that tropical cyclone clusters are becoming more frequent in the North Atlantic due to climate warming. The research found that a La-Nina-like global warming pattern is shifting the hotspot for tropical cyclone clusters from the Northwestern Pacific to the North Atlantic basin.
Researchers used the Dark Energy Camera to image a 'bridge' of diffuse light spanning roughly a million light years between two galaxies in Abell 3667. The findings suggest that the brightest galaxies in the cluster are actively merging, with one larger galaxy stealing stars from a smaller one.
The DFG presents a statistical analysis showing the involvement of subject areas in Clusters of Excellence, mirroring that of ongoing research. The results reveal a broad disciplinary range among researchers, with notable connections between artificial intelligence and other fields.
A team of international researchers has taken an unprecedented image of the heart of the OJ 287 galaxy, revealing a curved segment of the plasma jet. The discovery provides new insights into the extreme conditions surrounding supermassive black holes and their role in shaping the jets.
Researchers at Penn State have demonstrated how gold nanoclusters can mimic the spin properties of trapped atomic ions, allowing for scalability in quantum applications. The clusters can be easily synthesized in large quantities and exhibit unique Rydberg-like spin-polarized states that mimic superpositions.
Researchers at the University of Bonn have found that three star clusters are part of the same system, with the Orion Nebula being the youngest, Pleiades the middle-aged, and Hyades the oldest. The team used computer simulations to model the life cycle of these star clusters, which showed they follow a similar development path.
Researchers have created molecular clusters featuring a Keggin-type PM4Mo8 (Co, Ni) motif, which display enhanced electrochemical performance due to the incorporation of V atoms. These clusters also show promising photothermal conversion capabilities under visible light irradiation.
Scientists have discovered that repeat RNAs aggregate inside droplets but can be disassembled with an engineered piece of RNA. The study sheds new light on how these clusters form within biomolecular condensates and presents a potential therapeutic application.
Researchers used machine learning to simulate galaxy evolution and supernova explosions, achieving speeds four times faster than supercomputers. This breakthrough enables the study of galaxy origins, including the creation of the Milky Way's elements essential for life.
Researchers discovered high-velocity clouds in the nearby spiral galaxy M83, which moved at speeds significantly different from the galaxy's overall speed of rotation. The findings suggest that these clouds originated outside the galaxy, providing new insights into how galaxies acquire fresh gas and sustain star formation over billions...
Astronomers have detected a vast cloud of energetic particles surrounding one of the most distant galaxy clusters ever observed. This discovery reveals that entire galaxy clusters were immersed in high-energy particles for most of their existence.
Researchers found a huge filament of hot gas in the Shapley Supercluster, containing some of the Universe's 'missing' matter. The discovery was made using XMM-Newton and Suzaku space telescopes, revealing a thread of gas stretching over 23 million light-years.