A study by Northwestern University reveals that police misconduct is a group phenomenon contributing to racial disparities in arrests and civilian complaints. The analysis identified 160 potential 'crews' of officers with an outsized share of misconduct complaints, accounting for 25% of all use-of-force complaints.
A large-scale Canadian study found that shielding children from food insecurity only reduces the risk of mood disorders in youth, but has no significant impact on anxiety disorders or overall mental health. The study also suggests that adults' mental health is improved when they can shield their children from food insecurity.
Two powerful earthquakes in adjacent areas off Alaska Peninsula show connection and suggest 80-year rupture cascade along megathrust fault. The quakes may have brought shallow portions of the fault closer to failure.
Researchers found AYA cancer survivors have a 25% higher risk of developing new cancer and an 84% higher risk of dying from new cancer compared to the general population. The most common subsequent primary cancers were female breast, lung, and colorectal cancers.
Researchers have identified the rarest type of black widow binary yet, featuring a pulsar and a third star that orbits every 10,000 years. The system, ZTF J1406+1222, has the shortest orbital period ever recorded, with the pulsar and companion star circling each other in just 62 minutes.
Despite service restrictions, veterinary practices adapted to unprecedented circumstances, offering convenient remote consultations and addressing urgent care needs. Delays and cancellations of procedures affected some dogs, but the majority of respondents found remote consultations to be a reliable option.
A 25-year study found steady improvement in mortality rates and hospitalizations for another heart attack among older adults who survived a heart attack. However, men and Black patients were more likely to experience adverse outcomes, highlighting the need for targeted interventions to address disparities.
A new study found that half of older adults with both hearing and vision impairment have serious cognitive decline, compared to 28% with only vision impairment. The study highlights the importance of considering sensory impairments in identifying those at risk for cognitive decline.
A new study finds that many children's products, including those labeled as water- or stain-resistant, contain harmful PFAS chemicals. The research highlights the need for stricter safety standards in green certifications and retailer accountability to prevent toxic chemical pollution.
A recent study published in BMC Medicine found that obesity is associated with an increased risk of fatal prostate cancer. For every 10cm (four inches) on the waist, the risk of fatal disease increases by 7%. The study analyzed data from over 2.5 million men and found a link between body fat and prostate cancer risk.
Researchers found that hormone fluctuations, particularly estrogen, shape brain development and behavior. Estrogen influences the growth of brain regions, leading to permanent changes in neural circuitry.
The ARRS annual meeting provides an updated primer on imaging ballistic injuries, which helps guide radiologists' interpretation. This includes understanding mechanisms of ballistic trauma and injury patterns to aid in diagnosis and treatment.
Researchers at Stevens Institute of Technology are developing a low-cost handheld device that can accurately diagnose skin cancers in just a few seconds. The device uses millimeter-wave imaging, which reflects differently on cancerous and healthy tissue, allowing for precise detection.
A laboratory study by Vanderbilt University Medical Center researchers detected COVID-19 virus developing resistance to remdesivir through mutations in the polymerase enzyme. The study highlights the importance of monitoring for resistance and developing combination therapies.
Researchers at Osaka University used silicon nanoparticles to visualize the coalescence of quantized vortices in superfluid helium. This technique enables better understanding of quantum fluids and materials, including superconductors. The study also opens up new possibilities for optical research on other quantum properties.
Researchers mapped neural networks in marmoset and macaque monkeys to find that multiple areas in the frontal lobe control vocalization, contradicting a long-held view. This discovery could lead to a better understanding of speech disorders such as stuttering and apraxia.
Researchers presented studies on reducing medication errors, improving hospital mobility, and predicting mortality risk in older adults with dementia. The EQUiPPED study showed a significant decrease in potentially inappropriate medication prescribing, while the Comparative Effectiveness study found improvements in delirium scores and ...
Researchers trained a robot chef to taste food at various stages of the chewing process, mimicking human flavor perception. The 'taste as you go' approach significantly improved the robot's ability to assess saltiness, producing better-tasting dishes.
Researchers found that pericyte precursor cells and endothelial cells work together simultaneously during embryonic development, contrary to previous theories. This discovery may lead to new strategies for repairing damaged tissue after stroke or heart attack.
A recent study published in Pharmacology & Therapeutics provides an in-depth description of the anti-cancer activity of sustained release capsaicin formulations. The research team found that capsaicin displayed robust growth-inhibitory activity in a diverse array of human cancers, but its clinical applications were hindered by poor sol...
Researchers at DTU Compute and DIKU have developed a machine learning model that can map the potential of proteins, enabling the biotech industry to accelerate the development of new proteins. The model generates a picture of how proteins are linked, allowing for the identification of closely related proteins with desirable properties.
Researchers created a categorization system for content warnings, identifying fourteen categories, including violence, sex, stigma, and disturbing content. The study aims to facilitate the development of effective content warning systems that cater to specific audience needs.
Researchers discovered that mosquito brains use a surprisingly simple mechanism to recognize human odor, involving just two nerve centers. The team identified the specific compounds decanal and undecanal as key components of human scent, which are also present in other mammal odors.
A new quality improvement study from Cedars-Sinai found that comprehensive nurse training is key to successfully screening women for postpartum depression. The initiative identified framing the screening as part of family wellness and normalizing the transition to parenthood as helpful strategies.
Researchers have developed a new method for precisely altering gene expression by supplying and removing electrons, enabling controlled biomedical implants and bioreactors. The improved system allows for accurate control of gene expression in the presence of oxygen, opening up new possibilities for synthetic biology.
Researchers at the University of Missouri-Columbia have developed a novel approach to reprogramming cardiac implantable devices during MRI scans remotely. This technology has shown safe and effective results, saving time and money by eliminating the need for device representatives or on-site personnel.
A study found that regular pharmacist visits reduced medicine-related problems by 60% and improved cognition scores. The research highlights the need for personalized pharmaceutical support within the aged-care sector to prevent harm from medicines.
Researchers recommend daily steroid doses for children with Duchenne muscular dystrophy, finding improved motor and pulmonary functions in boys with the disease. The study suggests a standard of care is needed to establish benefits over potential side effects.
Researchers at University of California - San Diego use electrical shocks to manipulate the demographic of bacterial communities, changing the ratio of cell types and controlling biofilm development. This technology offers a new tool to destabilize biofilms in healthcare and agriculture settings.
Researchers used Frontera supercomputer to model coronavirus-receptor interactions, discovering a 'one-two punch' combo that primes virus for fusion. The study provides new understanding of the mechanism behind increased virulence of variants such as delta and omicron.
An international team led by BGI-Research has produced the first spatiotemporal maps of cellular dynamics in mice, Drosophila, zebrafish, and Arabidopsis using Stereo-seq technology. This breakthrough enables scientists to analyze the distribution and placement of molecules and cells in situ and over time.
A review of over a decade of data from the HOLBAEK Study reveals wide range of obesity-related complications present at young age, including dyslipidaemia and sleep apnoea. The study also found family-based weight management programmes to have positive effects on overweight and related complications.
A new grant will help Missouri parents make informed decisions about vaccinating their children against various diseases. The grant aims to provide factual, evidence-based information to address common concerns and promote public health outcomes.
Researchers analyzed 110 studies and found that unvaccinated individuals with pre-existing heart conditions are up to nine times more likely to suffer severe outcomes, including death. The study identified multiple predictors of worse Covid-19 outcomes in unvaccinated patients compared to vaccinated individuals.
Researchers have created a wearable sensor for plant leaves that wirelessly transmits data to a smartphone app, allowing for early detection of water loss and remote monitoring of drought stress. The device has the potential to save resources and increase yields by providing reliable data on plant health.
Researchers from Finland, Canada, and Russia have discovered an unusual, hourglass-shaped dust trail of the comet 17P/Holmes. The particles that formed the dust trail were released by the most powerful outburst by a comet, with the authors developing a new model that realistically describes the evolution of cometary dust trails.
Researchers have mapped altered protein-protein interactions resulting from cancer-causing mutations, identifying potential targets for anticancer drugs. The study reveals how specific mutations can rewire the cell's interaction machinery, leading to oncogenic programs.
Researchers discovered a viral microRNA that induces the reactivation of human herpesvirus 6 (HHV-6), linked to impaired heart function and diseases like multiple sclerosis and ME/CFS. The miR-aU14 acts as a master regulator, interfering with cellular signaling pathways to trigger reactivation.
Researchers have identified a novel biomarker that uses radiomics to extract brain age from clinical MRI scans, revealing its potential in predicting stroke recovery and improving post-stroke surveillance. The study found that 'older-appearing' brains were more likely to suffer from hypertension and diabetes, while younger-looking brai...
A study published in Neurology found that people with higher levels of antioxidants lutein and zeaxanthin and beta-cryptoxanthin in their blood were less likely to develop dementia. The study associated a 7% decrease in risk of dementia with every standard deviation increase in lutein and zeaxanthin levels.
The 100-year-old BCG vaccine has been found to protect newborns and young infants against multiple bacterial and viral infections, including COVID-19. The study identified changes in metabolite and lipid profiles that correlate with innate immune system responses.
Severe COVID-19 causes cognitive impairment similar to 50-70 year age range, equivalent to losing 10 IQ points. Cognitive symptoms persist six months after acute illness and show gradual recovery.
Canadian and German researchers have identified personalized prescriptions that combine drugs to treat obesity and Type 2 diabetes. The combination therapy shows higher effectiveness in some patients and fewer side effects compared to single drugs. Studies are now needed to understand why individuals respond differently to the treatment.
A new UCI study identifies a single brain pathway centered around dopamine cells responsible for cocaine withdrawal-induced anxiety and relapse-related behavior. The findings offer a potential target for therapeutic interventions to prevent relapse among drug users.
A study found no increased mortality risk or serious adverse outcomes in high-risk patients receiving tranexamic acid during IT fracture surgery. The medication, which promotes blood clotting, was also associated with a small decrease in blood transfusion risk.
Researchers used PCA and fluid dynamics simulation models to show proper fit is crucial for optimal mask protection. Face shape significantly affects mask fit, even with double masking.
Researchers provide a comprehensive survey on emerging RIS technology, discussing its promise and challenges in wireless communication systems. The technology offers unique features such as passive transmission and improved signal quality, but open problems remain to be solved.
Researchers at Tsinghua University Press examined the combination of dirty paper coding and reconfigurable intelligent surfaces to achieve highly efficient data transmission. Numerical simulation results demonstrated that this technique can effectively improve the sum rate capacity compared to benchmark schemes.
Researchers from China and the UK propose an IRS-aided two-phase secrecy communication scheme to enhance physical layer security in scenarios involving both active attacks and passive eavesdropping. The technique achieves more secure communication using energy harvesting technology and beamforming design.
Researchers from KIST have proven the triplewise information tradeoff in quantum measurement, a relation that ensures the security of quantum technology. The study showed that obtaining more information on a quantum state by increasing measurement intensity disturbs the state more.
A new mathematical model suggests that wearing masks could drastically slow the spread of COVID-19, reducing severe cases and pressure on healthcare systems. The study's findings are potentially applicable to any respiratory infection transmitted by inhaling infectious particles.
A team from the Terasaki Institute for Biomedical Innovation has created a method to repair tendons using silk fibroin scaffolds, which showed improved healing and regeneration of injured tendons. The scaffold combines silk fibroin with GelMA to promote cell attachment, growth, and differentiation.
A Scripps Research study found that environmental cues learned during withdrawal are more powerful than those learned during the early phases of alcohol use, leading to more irresistible cravings. This discovery could lead to new treatments to minimize cravings in people with addictions.
Lehigh University graduate student Evan John Musterman has been awarded a highly competitive grant to conduct research at Brookhaven National Laboratory. He will advance his work on laser-fabricated single crystal architectures in glass, aiming to better understand the structural transformation of glass preceding crystal formation.
A new study suggests that a diet high in protein, zinc, and niacin, and low in saturated fat, can improve blood vessel flexibility. The study found improvements in metabolic and cardiovascular health, including reductions in calorie and saturated fat intake, increases in zinc and niacin, and improvements in blood vessel function.
A recent study suggests that tree density in the Cerrado biome has been controlled mainly by the length of the dry season over the past 45,000 years. The research found a link between changes in the dry season and variations in Earth's axial tilt, which may lead to similar trends in the late 21st century.
A new study has identified specific groups of bacteria associated with poorer neurological recovery from ischaemic stroke. Fusobacterium and Lactobacillus were linked to increased stroke risk, while Negativibacillus and Lentisphaeria were associated with more severe strokes.
The study demonstrates that professional development with a focus on neuroscience equips teachers to reduce learning gaps in eighth-grade students. Students who received SMART training showed improvements exceeding the statewide average in Reading, Mathematics, and other subjects.
Researchers find that criminal violations of supervised release contribute the majority of prison time imposed through revocation. Advocates for reform focus on technical violations, but these also lead to significant punishment. The system raises constitutional questions due to potential double punishment and erosion of rights.
Adults with student loan debt face a higher risk of cardiovascular illness and may experience undermined health benefits from post-secondary education. Researchers analyzed data from the National Longitudinal Study of Adolescent to Adult Health and found that those who took on new debt or consistently had debt had higher CVD risk scores.