Astronomers have found clues to the origin of fast radio bursts (FRBs) by analyzing polarization patterns. The team's findings suggest that every repeating FRB source is surrounded by a highly magnetized dense plasma, producing different rotation of the polarization angle as a function of frequency.
By slicing a block of elastomer with a periodic array of holes at a 45-degree angle, researchers discovered new properties and opened up new applications for this long-studied group of materials. This change in surface morphology can alter friction between the material and an underlying surface.
A long-term study reveals that urbanization disrupts natural biorhythms in corals, affecting their metabolism, growth, and reproduction. Despite healthy appearance, corals near urban areas show altered diel and lunar cycles, microbiome patterns, and decreased physiological performance.
The Mini2P allows for live imaging of thousands of neurons, recording complex behavior and cognitive functions in a naturally behaving animal. By mapping neural landscapes across the cortex, researchers can gain insights into high-resolution brain activity and function.
University of Ottawa scientists, collaborating with Yale researchers, have discovered the hidden influence of a single variation between histone H3.1 and H3.3 proteins. This finding could expand our understanding of DNA damage repair and its role in diseases like cancers and sponastrine dysplasia.
Physicist Stefan Kaiser's ERC Consolidator Grant project uses terahertz lasers to measure superconductor properties, shedding light on Cooper pairs and Higgs oscillations. The new spectroscopy method aims to characterize superconductors and discover new ones.
When the eyes land on a face, certain cells in the amygdala react and trigger memory-making activity. Theta wave activity is also reset or restarted, preparing the hippocampus to receive new socially relevant information.
A study by HSE University and University of Basel found that the brain's pleasure centre is suppressed when resources are depleted, but responds differently to private and public resources. This understanding may help identify measures to preserve common natural resources.
A study of over 3,000 mother-child pairs from six European countries found an association between prenatal bisphenol A exposure and increased risk of asthma and wheezing in school-age girls. The study revealed a high prevalence of BPA in maternal urine during pregnancy.
A recent study found that stimulating reactive astrocytes promotes the elimination of toxic protein aggregates in Huntington's disease. This cooperative mechanism between neurons and astrocytes holds promise for potential treatments.
Children previously infected with COVID-19 develop long-lasting natural circulating antibodies that provide immunity. The study's findings suggest that these antibodies can last for at least seven months and do not differ by age, weight, or severity of symptoms.
A UT Dallas team analyzes how pain is generated by nociceptors in human dorsal root ganglia neurons using spatial transcriptomics. This provides neuroscientists with a better understanding of which genes are expressed in DRG neurons, helping to clarify why proposed treatments struggle to produce results in humans.
Research led by Adam Green, MD, shows that the youngest patients with brain tumors (ages 0-3 months) have about half the five-year survival rate as children ages 1-19. The study analyzed population-based data for almost 14,500 children and found significantly poorer outcomes among the youngest patients.
A systematic review of psilocybin interactions with psychiatric medications reveals a lack of scientific research, leaving clinicians and patients uncertain about treatment combinations. The review highlights the need for further studies on clinical outcomes of combining pharmaceutical medications with psilocybin.
The study highlights the need to analyze molecular markers, such as genetic sequences or brain proteins, to obtain more accurate assays, diagnoses and therapies. The results show changes in astrocytes attempting to adapt to toxic environments from the disease, worsening its progression.
A recent study using mercury stable isotopes reveals that industrial discharge is the primary source of mercury pollution in Korea's west coast. This finding highlights the need for targeted management strategies to mitigate industrial mercury releases and protect marine environments.
Researchers at Tohoku University create a novel method to quantify transcription factor activity in live organisms using viruses. This breakthrough enables scientists to understand how diseases develop and potentially treat them.
Researchers found that many medical journal websites use third-party tracking, which could facilitate targeted pharmaceutical advertising. This study highlights the need for transparency and regulation in this area.
A new study suggests that the majority of ocean plastics are on the seafloor or difficult to monitor, with an estimated 540 million metric tons trapped on land. The research estimates that large plastics and microplastics account for only a small percentage of total ocean plastic waste.
Researchers developed a metasurface attachment that can turn any camera into a polarization camera, capturing light's polarization at every pixel. This innovation benefits various fields like face recognition, self-driving cars and remote sensing, revealing hidden details and features.
Researchers found that brown carbon from biomass burning contributes significantly to Arctic warming, exceeding previous estimates. The study highlights the importance of wildfire mitigation and suggests a positive feedback loop where increased wildfires emit more brown carbon aerosols, further heating the earth.
Researchers found that adding atezolizumab to chemoradiation treatment was safe and demonstrated immune activation in women with node-positive, locally advanced cervical cancer. The study also showed increased peripheral blood T-cell receptor clonal expansion and tumor-associated T-cell clones.
A new clinical trial, named after Dr. Nate Nieto, aims to test the efficacy of a Vemurafenib and Sorafenib combination against advanced pancreatic cancer. The trial will involve about 10 patients with specific KRAS gene mutations, using liquid biopsy blood tests to identify different types of mutations.
Researchers demonstrate the experimental realization of non-Abelian permutations in a three-state non-Hermitian system, illustrating complex eigenvalue Riemannian surfaces and exceptional points. This study provides theoretical and experimental evidence for the evolution of multiple states in non-Hermitian systems.
Scientists have created a flexible, multipoint microLED array film that enables simultaneous optical stimulation at specific or multiple regions in the brain. The technology has potential broader applications in neuroscience research and could lead to new understanding of brain function and behavior.
A recent study found that age-adjusted suicide rates among American Indian/Alaska Native (AI/AN) veterans receiving care in the VHA system increased by nearly 150% over two decades. The youngest age group, aged 18-39 years, had the highest suicide rate of 66.0 per 100,000 person-years.
The study provides the first analysis of pigment use in funerary and architectural contexts at Çatalhöyük, a Neolithic site in Turkey. The findings show that red ochre was commonly used on adults and children, while cinnabar and blue/green were associated with males and females, respectively.
Researchers at Massachusetts General Hospital found that medical marijuana users were more likely to develop cannabis use disorder (CUD) than expected, particularly those seeking relief from anxiety and depression. The study suggests that the current system of dispensing and using medical marijuana may be contributing to this issue.
Researchers found that targeting astrocytes, an inflammatory cell in the brain, reduces tau-related brain damage and inflammation in mice. The findings suggest suppressing inflammatory astrocytes may benefit in reducing brain inflammation and delaying Alzheimer's progression.
A researcher has won an ERC grant to study the effect of land-use change on the interactions between plants and soil organisms. This project aims to improve habitat restoration by understanding how evolutionary changes in plant populations affect soil processes and their resilience to drought.
Researchers found data analysis, accounting, cleaning, and banking to be the most boring jobs, while religion, watching TV, and bird watching were among the dullest hobbies. Stereotypically boring people are often disliked and avoided due to preconceptions, leading to social ostracization and increased loneliness.
Researchers developed an AI-powered model to assess rare-earth compound stability, leveraging machine learning and high-throughput density-functional theory. This framework has far-reaching applications in materials science, including designing new compounds for clean energy technologies and optimizing magnetic properties.
A new study examines the effects of socioeconomic drivers on food insecurity during the COVID-19 pandemic. The research highlights the importance of cash assistance in reducing food insecurity, particularly for households with female and/or less-educated heads, and those experiencing income loss due to the pandemic.
Researchers from Osaka University discovered a group of brain cells in the claustrum that control stress-induced anxiety behaviors. Activating these cells led to anxious behavior, while deactivating them increased resilience against chronic stress.
A new rice rat species, possibly arboreal, was discovered in Ecuador through detailed skull analysis. The species, Mindomys kutuku, has distinct characteristics that distinguish it from its sister species.
Scientists have developed a new technology to decode brain activity and infer the meaning of a person's mental picture. The study used electrocorticogram to detect patterns in brain activity while patients imagined different images, revealing distinct representations for each concept. This breakthrough could lead to the development of ...
A unified approach to electrochemical energy storage involves recognizing a spectrum between chemical and physical retention of ions. This understanding can lead to the development of devices that combine high energy and high power, such as flexible batteries for wearable electronics.
Chiral materials are explored for spintronics due to their symmetry and electronic transport properties. Researchers successfully created magnet-free chiral nanowires that enable controlled spin polarization by manipulating the magnitude with an electrostatic gate.
Researchers at UBC Okanagan have adapted a plastination technique to strengthen bamboo and reduce its degradation rate, making it more environmentally friendly. The innovation has the potential to significantly reduce non-degradable waste in industries such as construction and packaging.
The study found that homologous recombination repair mutant type (HRRmt) was prognostic of progression-free survival and predictive for olaparib activity in women with recurrent platinum-sensitive ovarian cancer. Patients with BRCA mutations showed clinically significant activity when treated with experimental drugs.
A recent study found that bison reintroduction to mixed-grass prairies increases bird diversity and cervid occupancy in riparian areas. Vegetation changes associated with bison grazing promote biodiversity, benefiting multiple species.
Researchers from UBC Okanagan and the University of Exeter found ketamine to have significant anti-depressant and anti-suicidal effects in a comprehensive systematic review. The study suggests ketamine may be helpful in treating various disorders, including eating disorders, substance use, and anxiety.
A collaboration study led by HKUMed found that patients with treatment-resistant depression (TRD) have a 52% greater risk of all-cause mortality compared to treatment-responsive patients. TRD also consumes greater healthcare resources in both psychiatric and non-psychiatric services.
Scientists analyzed urine proteomes from COVID-19 patients and identified CLYBL, a citramalyl-CoA lyase that consumes itaconate in the TCA cycle. Increased CLYBL levels led to decreased itaconate levels, suggesting its potential as an immune modulating metabolite for COVID-19 treatment.
Researchers at the University of Oxford and the University of Pennsylvania have fabricated vibrating nanostrings that resonate at predetermined frequencies. The new approach allows for rapid tuning with higher efficiency, potentially leading to longer-lasting batteries and improved data rates.
Frank Aylward aims to understand the effects of giant viruses on ecosystems and their hosts' evolution. His research will also develop novel bioinformatic tools and resources for genomic analysis of giant viruses.
Engineers at the University of Cincinnati have developed a promising electrochemical system to convert emissions from chemical and power plants into useful products while addressing climate change. The two-step cascade reaction converts carbon dioxide to ethylene, a chemical used in various industries.
A study assessed SARS-CoV-2 rapid antigen testing accuracy among asymptomatic individuals in workplaces. Repeated testing was found to increase detection of COVID-19 cases, but also led to more false positives and decreased sensitivity.
Historical climate model data can now be improved using super-resolution technology, a new analysis tool that enhances older meteorological model data. Researchers have successfully reconstructed high-quality and high-resolution data using this method, which was previously used for image and video upscaling.
Researchers have developed nanocarriers constructed by nucleic acids with addressable and sequence specificity, showing potential in targeted delivery systems. The study explores the application of these nanocarriers in biosensing, cargo loading, and transport, as well as diagnosis and logic gates.
A recent study found that genetic changes in dogs' brain tissues are primarily about the number of genes affected rather than their function. The researchers discovered that approximately 3,500 genes were differentially expressed between young and old dogs, with most genes showing reduced activity in older animals.
A team of researchers from KAIST has developed a mind-reading system that can interpret arm movement directions from neural signals in the brain. The new system, based on a machine-learning algorithm and mathematical probability model, successfully classified arm movements in 24 directions in three-dimensional space.
Recent studies show that CMIP6 models better simulate the spatial distribution of sea surface salinity and freshwater flux variability associated with ENSO. However, some models still have large uncertainties in simulating interannual variations, requiring further improvement in related physical processes.
The latest nTIDE February 2022 COVID Update reports little change in unemployment for people with and without disabilities, despite the decline of COVID-19 cases and lifting of pandemic restrictions. Experts note that labor force participation rates are improving for those with disabilities, but remain stagnant for those without.
Children who started learning English in primary school performed significantly better in listening and reading comprehension in grade nine compared to those who started later. The study found that the transition between school types played a key role in the long-term success of English language education, highlighting the need for wel...
A new analysis suggests that ending automatic early release from prison for terrorists will undermine their rehabilitation and threaten their human rights. The study, published in Legal Studies, argues that the changes, known as TORERA 2020, create a 'cliff-edge' in managing the risks of releasing terrorists.
A study found that higher doses of antibiotics are needed to eliminate bacterial infections with other microbes present. Researchers developed a model of the human airways to replicate poly-microbial infections, which often persist despite treatment in people with cystic fibrosis and other lung diseases.
A randomized clinical trial found that acquiring a medical marijuana card led to a higher incidence of cannabis use disorder but no significant improvement in symptoms of pain, anxiety, or depression. Immediate access to medical marijuana resulted in improved sleep.
Scientists at the University of Tokyo have successfully created an RNA molecule that undergoes Darwinian evolution, developing from a simple single molecule into diverse complex molecules. This breakthrough experiment provides empirical evidence for the emergence of complex life systems from simple biological molecules.
Researchers found that the Pfizer antiviral drug Paxlovid still quashes COVID by targeting a key protein involved in replicating the virus. The study also identified signs of emerging mutations, indicating an urgent need for new drugs to combat potential resistance.
Researchers have developed a direct method for generating complex structured light through intracavity nonlinear frequency conversion. This technique uses transverse mode locking to produce vortex beams, which are then converted into second-harmonic generation beams with distinct structural characteristics. The study demonstrates the p...
Researchers at UNLV's Nevada Extreme Conditions Lab have discovered a new form of ice with unique properties. The team found that the transition to Ice-X occurs at much lower pressures than previously thought.
Researchers analyzed 240,000 yeast strains to uncover the genetic basis of heritable traits. They found that a handful of key loci have major additive and dominance effects, but genetic background can modify or mask these effects due to genetic interactions.
A new University of Kentucky study published in Science Signaling suggests that replenishing high-density lipoprotein (HDL) cholesterol could be an effective treatment for sepsis. The research found that a synthetic form of HDL provided protection against sepsis in mice, increasing survival rates and improving kidney function.
A new article provides guidance on increasing breastfeeding rates among incarcerated women, highlighting the need for policy updates and strategic collaborations with existing programs. The recommendations aim to address structural barriers and low implementation of lactation support in hospitals and correctional facilities.
Researchers at MIT have developed a way to create lightweight fibers out of petroleum residue, offering advantages over traditional carbon fiber materials. The new process uses heavy waste material left over from refining, reducing production costs and enabling the creation of load-bearing applications.
Children who contract both corona and RS virus have a higher risk of hospitalization than those with corona alone. The study found that the proportion of serious illness among children with both viruses was lower than for those with corona, suggesting an advantage to contracting both viruses.
Researchers studied fossil jaws and found that early jawed vertebrates had optimal shapes for strength and speed. The study used mathematical models to characterise jaw shapes and test their strength and efficiency.
Researchers at UC Berkeley discover that Antabuse helps improve sight in mice with retinal degeneration by reducing hyperactive retinal cells. The treatment may one day lead to better therapies for humans with inherited diseases like retinitis pigmentosa.
Researchers have identified a single gene, FOXG1, that can control brain cell growth in humans. The discovery provides hope for developing new treatments for neurodevelopmental disorders and stopping brain tumor cells from growing.
The American Society of Transplant Surgeons' COVID-19 Strike Force recommends vaccinating patients on the organ transplant waiting list. This move aims to improve patient safety and reduce transmission risks during the pandemic.
Scientists have generated an atlas of cell types in white adipose tissue, identifying novel subpopulations linked to increased risk of metabolic disease. The study provides a comprehensive resource for translational research into human metabolic diseases.
A team of researchers found that re-activating the Piezo1 protein allows muscle stem cells to repair broken down muscles in mice with Duchenne muscular dystrophy. The study opens doors for potential molecular-level treatments to slow or halt disease progression.