Research finds Palmer amaranth populations in Arkansas and two Southern states are resistant to S-metolachlor, a Group 15 herbicide. Resistant populations require more herbicide to control seedling emergence, but remain susceptible to other VLCFA inhibitors like dimethenamid-P and pyroxasulfone.
Scientists at OIST Graduate University discovered the neural circuitry that enables juvenile zebra finches to learn songs through social interaction with a tutor. The locus coeruleus-caudomedial nidopallium circuit plays a crucial role in attention and arousal, guiding the bird's focus on the tutor's song.
A team of researchers from Princeton University and the Broad Institute created a fast, accurate, and equipment-free diagnostic test for COVID-19. The test uses CRISPR technology to detect SARS-CoV-2 variants and can be performed at home without special equipment, improving sensitivity and specificity compared to existing tests.
Research has focused on understanding and resolving air-sensitivity in sodium-based layered oxide cathode materials. Strategies include surface coating, washing, and element substitution to improve air stability.
A new study found that countries with greater universal health coverage had smaller declines in childhood immunization coverage during the COVID-19 pandemic. Countries with a high UHC index had an average childhood immunization coverage rate of 92.7% compared to 86.2% in those with lower UHC indices.
The study found a 31% decline in sleep medication use between 2013 and 2018, with the strongest decrease in FDA-approved medications. Behavioral treatments for insomnia are increasingly encouraged due to their effectiveness and reduced risk of adverse outcomes.
Long-term research at LTER sites reveals climate change effects on ecosystems, including altered productivity and biodiversity. Coastal ecosystems, such as kelp forests and coral reefs, are particularly vulnerable to changes in water temperature and storms.
A research team has been awarded $10 million to develop a collaborative care model to prevent Alzheimer's disease and other dementias among delirium survivors. The study aims to improve cognitive recovery and quality of life for patients after emergency surgery.
A team of researchers from Australian National University developed a mathematical model to simulate the impact of prolonged exposure to zero gravity on the cardiovascular system. The model assesses the risk of fainting or medical emergencies when stepping out of a spacecraft on Mars, providing crucial insight for human mission planning.
Researchers at Queen Mary University of London have found that increasing the blood level at which faecal blood testing triggers a colonoscopy invitation can reduce lives lost from bowel cancer. This approach is more effective than changing the gap between screening invitations.
A new gene variant, MFGE8, has been discovered that protects against coronary heart disease, with carriers experiencing a one-fifth lower risk. The variant is located in the MFGE8 gene and inhibits the function of lactadherin protein, which affects arterial stiffness.
A new paper introduces free machine translation services to convert scientific papers into multiple languages, promoting accessibility and global collaboration. Researchers at UC Berkeley developed these tools to address the dominance of English in scientific research, enabling scientists worldwide to share their work.
Researchers used artificial intelligence to demonstrate the correlation between cytoskeleton organisation and nuclear position in eukaryotic cells. The study successfully predicted the presence and location of nuclei in over 8,000 cells with high accuracy, transforming the way scientists approach complex biological systems.
The expert panel identified actionable and inclusive solutions to accelerate the development of novel therapies for Alzheimer’s disease. The panel suggested strategies such as increasing diverse population representation, addressing logistical, financial, and trust barriers to participate in trials.
Researchers developed a novel method to monitor oxygen levels in the placenta using optical measurements and ultrasound, providing insights into its function and structure. The device showed promise in detecting placental dysfunction and differentiating between healthy and diseased placentas.
A randomized controlled trial found that virtual museum visits significantly improved the health of seniors stuck at home, reducing social isolation and improving well-being, quality of life, and frailty. The study recruited 106 participants aged 65 and older who attended guided tours online once a week for three months.
The project empowers Indigenous youth to create films about locally available foods and other concerns, raising awareness of nutritional deficiencies and gender discriminatory norms. The initiative aims to improve dietary diversity and promote transformative change through self-expression and participation.
Engineers developed a machine learning algorithm that can detect and correct wide variety of errors in real time, learning from other machines' experiences. The algorithm enables 'driverless' printers to work for multiple parts, materials, and printing conditions.
A study of the variegated snailfish reveals it has the highest expression levels of antifreeze proteins ever reported, crucial for survival in sub-zero waters. Warming oceanic temperatures pose a threat to these specialized fishes as they face increased competition from temperate species.
A team of researchers used advanced imaging algorithms to sharpen the image of the M87* black hole, revealing new insights into its behavior. The study found a thin, bright ring of light created by photons flung around the back of the black hole by its intense gravity.
Scientists develop symmetric alkane ring molecules to exhibit ultralow conductance and phase-coherent tunneling, contradicting conductance superposition law. The discovery suggests strategies for designing molecular electronic devices and materials with destructive quantum interference.
Researchers discovered that presenting COVID-19 vaccine side effects in the context of other risks, such as motor vehicle death rates, increases people's intention to take the vaccine. Adding a simple qualitative risk level, like 'very low risk', also boosts intentions.
A new study found a correlation between colder temperatures and northern regions in the US and an increased risk of diabetes diagnoses in dogs. Diabetes diagnoses were more common in winter and in the North compared to other seasons and regions.
Researchers from the University of Pennsylvania studied wind instrument aerosol dispersion to understand how far aerosols travel and decay. Aerosols emitted by wind instruments share a similar concentration and size distribution with normal speech and respiration events, suggesting that musicians should stay 6 feet apart.
A new study finds that early childhood lead exposure is associated with lower test scores among all children, with non-Hispanic Black children facing greater risks due to residential segregation. The research highlights the compounding effect of environmental and structural racism on childhood outcomes.
Researchers at UC San Diego have received a $1.3 million grant to study the role of misfolded tau proteins in causing neurodegenerative diseases like dementia. The team aims to develop new tools for understanding and treating these diseases, which affect nearly 6 million people worldwide.
Marine heatwaves and ocean acidity extremes often co-occur in subtropical oceans, exacerbating negative impacts. Climate change projections indicate a strong increase in compound events, posing severe threats to marine ecosystems.
A RCSI study has found that babies born with Down Syndrome experience impaired changes in heart function and blood pressure in their lungs over the first two years of age. The research suggests that all babies with Down Syndrome should have their heart function monitored during childhood due to these common issues.
Researchers found that a thymidine phosphorylase (TYMP) inhibitor could help slow thrombosis in COVID-19 patients by targeting the SARS-CoV-2 spike protein. The gene's increased expression is linked to D-dimer levels and COVID-19 severity.
A plasma-based approach may one day convert carbon dioxide into oxygen and produce fuels, fertilizers on the red planet. The system could play a critical role in life-support systems and future human settlement on Mars.
Researchers developed a peptide that can be administered through nasal spray to reduce seizure activity and protect neurons in both Alzheimer's and epilepsy. The A1R-CT peptide inhibits neurabin, a protein that prevents the overactivation of neurons, allowing for increased action by adenosine receptors.
A new study identifies an optimal rTMS treatment regimen for older adults with treatment-resistant depression. After six weeks of treatment, the degree of improvement in older and younger adults is the same.
Penn State researchers are developing a biodegradable nerve scaffold that employs folate and citrate to promote tissue regeneration and Schwann cell migration, which is critical for nerve growth and repair. The team aims to use this scaffold to encourage nerve regeneration by delivering a significant concentration of folate locally.
A new study published in the Journal of Dairy Science finds that feeding transition milk to neonatal Holstein calves instead of milk replacer improves health scores and stimulates intestinal development. The researchers found increased weight gain and improved gut health, with benefits seen in all sections of the small intestine.
A new report from the University of Portsmouth reveals significant failings in the management of interview processes, leading to potential cases being put at risk. The LOST WEBSITES framework provides a practical solution for police forces to improve their training on high-stake investigations.
A 1g reduction in daily salt intake could prevent nearly 9 million cases of heart disease and stroke in China by 2030, saving 4 million lives. This is based on a modelling study that estimates the impact of reducing salt intake across the nation.
Researchers at McMaster University have discovered a combination of antiviral drugs and antibody therapies that is more effective than either approach alone. The combination boosts the virus-fighting properties of antibodies, which work by binding to infected cells and triggering the immune system to kill them.
Intravenous (IV) nutrition is being used by professional athletes as a regular routine, despite lack of scientific evidence supporting its effectiveness and potential risks. The 'food first' approach is crucial to avoid normalization of unproven treatments.
A new study creates a photochromic nylon webbing that changes color in response to UV exposure, allowing for long-term UV sensing. The webbings' color decay rate depends on the initial dye concentration, with customized dye levels enabling varying lifetimes.
New research by UC San Diego's School of Global Policy and Strategy finds that 3D printing technology has a positive impact on global trade. The study reveals that production processes changed but supply chains remained intact, leading to a doubling or near-doubling in producers' exports after five years.
A Penn State research team will investigate the elements leading to Lassa virus spread from rodents to humans in Nigeria. They aim to map risk zones, understand how climate change affects spillover risk, and develop more effective disease prevention strategies.
A genomic surveillance study has identified a 'shapeshifting' strain, GPSC10, which is resistant to multiple antibiotics and can express 17 different serotypes. This study highlights the importance of genomic surveillance in informing vaccine design and tracking the emergence of new strains.
Researchers used multiple 'omics' techniques to evaluate spindle transfer, a new IVF option that avoids mitochondrial disease inheritance. The study found no significant differences in DNA copy number or RNA expression profiles between spindle transfer and control embryos.
Researchers observed blue crabs digging shallow pits that fill with water and waiting for prey to come to them. The attacks were successful 33% of the time, making it an efficient hunting strategy.
A recent study by the University of Bonn found that neurons born early can develop into all types of dopaminergic neurons in the midbrain, with their career paths determined by the time of emergence. This is contrary to other nerve cells, whose order of birth determines their profession.
A new study reveals a previously unrecognized level of heterogeneity and specialization of endothelial and mesenchymal cells in the bone marrow. By integrating single-cell gene expression data, researchers identified 14 endothelial and 11 mesenchymal subclusters, providing insights into blood stem cell self-renewal and differentiation
The new GSA KAER Toolkit provides a framework for primary care teams to address obesity in older adults, focusing on patient-centered care and addressing biases. The toolkit builds on the successful KAER Framework and offers additional resources, including information on getting paid for KAER-based care.
Peter Adams and Bing Ren will map senescent cells in five tissues using state-of-the-art technologies to analyze gene expression and chromatin structures. The project seeks to reveal how and where aging cells accumulate, ultimately generating an atlas that can help develop strategies to prevent and treat age-related diseases.
Researchers at Cambridge developed a low-cost optical microscopy technique to study lithium-ion batteries. The method revealed particle cracking issues in fast-charging materials and provided design principles to reduce capacity fade.
Researchers identified robust metabolic markers of Covid, leading to better understanding and treatments for post-diagnosis symptoms. The study found that effects of Covid changed over time, persisting in some patients months after recovery.
The American Heart Association offers important guidance on sleep-disordered breathing and its association with cardiac arrhythmia, highlighting the potential benefits of SDB treatment on patient outcomes. The statement emphasizes the need for more randomized data to confirm the link between SDB and reduced atrial fibrillation recurrence.
A West Virginia University study explores the link between pregnancy, sedentary behavior, and cardiovascular disease risk in women. The research aims to investigate whether physical activity can reduce or eliminate this accelerated risk development in women.
A study suggests that e-cigarettes can aid in reducing cigarette consumption without increasing nicotine dependence. At six months, participants who used e-cigarettes reported significant decreases in cigarette smoking and lower dependence on both e-cigarettes and cigarettes.
A new standardized framework allows conservationists to evaluate positive impacts of non-native species on native biodiversity. EICAT+ provides a comprehensive understanding of non-native species' effects on native ecosystems, enabling informed conservation decisions.
Researchers used x-ray crystallography to study the main protease of SARS-CoV-2 at various temperatures, revealing subtle conformational changes and potential targets for drug design. These findings may inspire the development of new antiviral drugs to counteract COVID-19 and prevent future pandemics.
Scientists at Giessen University used high-performance computing to understand the optical response of cluster glass, a material that generates bright, clear white light. The study verified the experiment through simulation and showed the link between the observed properties and molecular structure.
A new study from the University of Alabama at Birmingham reveals how impaired metabolism due to mutations in succinate dehydrogenase B disables a normal bioenergetic sensing mechanism, leading to uncontrolled cell proliferation. This discovery sheds light on how cancer cells divide despite having a less efficient energy production.
A new study found that over half of participants engaged in at least one 'cheat meal' per year, associated with binge-eating, compulsive exercise, and fasting behaviors among men. Women's engagement was linked to all seven types of eating disorder behaviors.
Researchers discovered that male spiders select sexual organ with more sperm for first copulation with cannibalistic females and transfer significantly more sperm when risk is high. The study supports the male mating syndrome theory, which posits that males evolve strategies to counter female cannibalism.
A new University of Illinois project aims to improve undergraduate students' ability to estimate their knowledge using artificial intelligence methods. The researchers will utilize machine learning to anticipate student performance and provide personalized feedback to enhance studying strategies.
Researchers at UTSW capture atomic-resolution images of an enzyme for Wnt lipidation, a pivotal process in human development and cancer. The findings suggest that novel cancer-fighting drugs could be developed by targeting this activity.
Researchers discovered a rare genetic mutation that may lead to better diabetes treatments for patients, regardless of whether they inherited the mutation. The study found that carriers of the mutation had lower levels of adiponectin and higher levels of ceramides in their blood.
A new study by Carnegie Mellon University and the University of Innsbruck found that individuals treat information as cherished possessions, exhibiting loss aversion and endowment effects. This discovery has implications for education, healthcare, and online consumer privacy.
A review of available monkeypox clinical guidelines found most were of low quality, lacking sufficient detail and failing to cover different risk groups. The lack of clarity between guidelines creates uncertainty for clinicians treating patients with monkeypox.
Most COVID-19 therapeutics clinical trials were publicly funded, with 58% of trials receiving public funding, followed by industry (27%) and partnerships (15%). Clinical trials focused primarily on COVID-19 therapeutics rather than vaccines.
Researchers at the University of Illinois found that certain characteristics of the brain's connectome can be inherited from one generation to the next. This may contribute to differences in cognitive abilities between individuals.
Astronomers propose a new method to measure the universe's expansion rate by analyzing the changes in signal properties of black hole collisions. By using the entire population of black holes as a calibration tool, scientists can directly identify and correct for errors, providing a more accurate measurement.
Buck scientists introduce mechanoimmunology, a new discipline that explores the role of physical forces in immune cell responses. The study reveals that mechanical cues tune immune cell behavior, potentially leading to new treatments for various disorders.
Researchers found that the APOE4 gene variant associated with Alzheimer's disease decreases risk of glaucoma by blocking a disease cascade. They also identified a potential treatment strategy using Galectin-3 inhibitors to prevent vision loss in mice with glaucoma.
Researchers at Moffitt Cancer Center have discovered that cancer-associated fibroblasts can both promote and inhibit drug sensitivity in non-small cell lung cancer cells, depending on the type of tumor cell and drug used. The study suggests that targeting specific signaling pathways, such as the insulin-like growth factor (IGF) pathway...
Scientists discovered that an early bird species called Jeholornis ate fruits and seeds, helping plants dominate the world today. The bird's skull shape and stomach contents showed evidence of a seasonal diet with whole fruits during fruit season.
A team of researchers, including atmospheric chemists from the University of Pennsylvania, identified a novel pathway for sulfur particle formation in Venus' atmosphere. This new understanding sheds light on the source of ultraviolet-absorbing emissions and offers cautionary notes for geoengineering efforts.
Research finds that patients are most satisfied with publicly regulated and financed healthcare systems. A study of 21 European countries reveals that increased competition has not led to improved patient satisfaction. Instead, Norway's public sector-led system is cited as a model for success.
A study published in Lancet Regional Health – Americas found that malaria in pregnancy is still a major public health problem in the North of Brazil, with younger women being most at risk. The researchers believe that expansion of healthcare services and inclusion of artemisinin in therapeutic schemes contributed to the decline in cases.
GIST scientists create a new method to produce OSCs using zinc oxide that overcomes scalability issues without compromising PCE. The new technology uses sputtered ZnO and a ZnO nanoparticle layer obtained through blade coating, resulting in high conversion efficiencies.
Researchers at the University of Turku have developed a new type of supramolecular plastic that is comparable to conventional polymers in terms of mechanical properties. The material decomposes easily and can be reused, making it a promising alternative for sustainable development.
A new evaluation method at Osaka University accurately compares android and human facial expressions. The study found that androids have significantly less expressiveness than humans, but the new index may aid in developing more lifelike robots.
A new study suggests that using propane as a refrigerant in air conditioners could significantly reduce the global temperature increase from space cooling, with a potential decrease of up to 0.09°C by the end of the century. This is due to propane's low global warming potential score of less than 1.
A team of researchers used sophisticated imaging algorithms to reveal a thin, bright ring of light created by photons flung around the back of a supermassive black hole. The photon ring, comprising increasingly sharp sub-rings, confirms theoretical predictions and offers new ways to explore these mysterious objects.
A new study published in Development Cell shows that microglial cells develop in a unique wave-like pattern throughout human brain development. The research, led by Professor Diego Gomez-Nicola, used post-mortem human brain samples to create the largest-ever study on microglial development across the human lifespan.
Researchers at Salk Institute discover a molecule called CGRP that enables neurons to bundle threatening sensory cues into a unified signal, conveying it to the amygdala. The study may lead to new therapies for fear-related disorders such as PTSD and autism.
Researchers at Rice University have discovered piezoelectricity in two-dimensional materials across phase boundaries. The discovery enables the creation of ultra-sensitive temperature or pressure sensors and tiny actuators, revolutionizing electronic applications.
New research reveals that fossil fuel companies' decarbonisation scenarios are incompatible with Paris Agreement goals, with most projecting high levels of warming and exceeding the 1.5°C limit. The study provides a critical assessment of scenarios published by public, commercial, and academic institutions.
A new study published in the Journal of Food Engineering found that pulsed light technology can eliminate multiple harmful pathogens from food, including E. coli and Salmonella. The technique has strong potential to help make food safer to consume and could be applied more generally in sanitized environments.
A special section in BioScience synthesizes insights from 40 years of long-term ecological research, highlighting the diversity of ecosystem responses to climate change. The study demonstrates that regional drivers, human activities, and interactions between climate drivers shape these responses.
A nationwide survey in El Salvador identified areas with high Chagas disease transmission, highlighting the need for targeted vector control measures. The study suggests that continued efforts are necessary to combat this neglected tropical disease.
Researchers confirmed a key aspect of Professor Steen's theory on how liquids interact with surfaces, showing that water droplet mobility can be controlled by vibration frequencies. The study, conducted on the International Space Station, used microgravity to demonstrate the impact of surface roughness on contact line movement.
A UCLA team has made a significant breakthrough in developing hydrogen fuel cell technology that uses tiny graphene pockets to increase efficiency and reduce platinum usage. The new approach enables the creation of smaller particles with more surface area, allowing for better catalytic activity and increased durability.
A new study suggests that the true figure of undiagnosed diabetes in the US is significantly lower than current government estimates, with a prevalence rate of around 9.5% of the total diabetes burden. Disparities in access to healthcare and screening contribute to higher rates in older adults, racial/ethnic minorities, and those witho...
Growing up in harsh conditions has a lasting impact on hyenas' performance and social relationships. Early-life adversity affects their ability to thrive in the wild.
A new study reveals that boomerangs were used to shape the edges of stone tools by Australian Indigenous communities. The research demonstrates comparable use-wear impacts on boomerangs as those observed on Paleolithic bone retouching tools, over 200,000 years ago.
A new method, XTEC, uses machine learning to analyze large volumes of X-ray data, revealing previously hidden structural changes in materials. This accelerates materials discoveries and unlocks new properties of temperature-sensitive devices.
A study by CNIC scientists has identified a key role for the MKK3/6–p38γ/δ signaling pathway in cardiac hypertrophy. Inhibition of p38α promotes an unexpected activation of the other branch of the pathway, consisting of the proteins MKK3, p38γ, and p38δ. This activation induces another key pathway in cardiac hypertrophy, the mTOR pathway.