A study led by University of Toronto researchers found that human activity is driving adaptation in white clover plants across cities worldwide. The findings, published in Science, highlight the genetic basis of urban adaptation and the environmental drivers of evolution.
A new PCR test can quickly identify all SARS-CoV-2 variants in a positive patient sample, providing crucial information for public health professionals and policymakers. The assay has been shown to have high sensitivity and specificity, making it an valuable tool in monitoring emerging strains.
Research reveals strong El Niño events increase near-surface ozone concentrations in southern China due to weakening monsoon winds. Ozone levels also rise in northeastern China during El Niño's developing phase, but not in the 2015/16 event.
A Phase 3 clinical study of selinexor as maintenance therapy for advanced or recurrent endometrial cancer showed a 30% decrease in hazard for progression or death compared to the placebo-controlled group. Patients with functional p53 genes saw the most pronounced effect, with median progression-free survival at 10 months longer.
A study using data science and mathematical models identifies the most suitable rehabilitation method for each patient with osteoarthritis. The research aims to provide personalized treatment recommendations for healthcare professionals, ultimately leading to more effective care for patients.
Researchers at KAUST used drones to track dye plumes in coastal waters, providing insights into the dispersion of materials in the water column and along the coast. The study demonstrated the potential of unmanned aerial vehicles for monitoring time-sensitive events and capturing rapidly developing processes.
Researchers found that female mice produce more of the FPR2 protein, which helps prevent NAFLD, and that estrogen mediates its production. This discovery highlights the need for sex-balanced animal experiments and could lead to novel treatments and gender-based therapies for NASH
Researchers at University of Chicago develop new way to guide light on tiny scale using nanophotonic waveguide and atomically thin semiconductor. This could lead to smaller photonic integrated circuits that can be easily integrated into modern technologies.
A new study found that longer, more frequent daytime napping in older adults predicted worse cognitive performance and an increased future risk of Alzheimer's dementia. The researchers discovered a bi-directional link between the two, where excessive daytime napping sped up the increase in daytime napping during aging.
A new study published in Social Psychological Bulletin found that people infer dominance from the utterance of challenging and offensive statements, regardless of audience reaction. This suggests that individuals who seek status through dominance are more likely to engage in such behavior.
New data published in AJIC suggests aerosolized hydrogen peroxide can significantly reduce Clostridioides difficile (CDI) infections among patients in large, acute-care facilities. A study found a 41% decrease in HA-CDI rates after implementing an aerosolized hydrogen peroxide system.
Researchers developed a new material by adding polyethylene glycol to polyvinyl alcohol, increasing its energy storage efficiency. The improved polymer mixture can be used in lithium polymer batteries, solar cells, and field-effect transistors, potentially leading to increased capacity and reduced power consumption.
Researchers found epigenetic changes that activate harmful genes and cause cancer to grow faster in patients with ASXL1-mutations. The study provides a new therapeutic strategy and adds to the knowledge of ASXL1 gene expression, suggesting potential individualized therapeutic targets.
Children and adolescents with disabilities experience physical, sexual, and emotional violence at higher rates than those without disability. The study highlights the urgent need for collaborative efforts to raise awareness of all forms of violence against children with disabilities.
Researchers from the University of Seville have conducted a groundbreaking experiment demonstrating quantum contextuality without loopholes. The study uses atomic ions to show that certain probabilities have a limit, contradicting previous findings.
A machine learning algorithm uses data from two Earth observation satellites to determine the depth of optically shallow waters, improving navigation and coastal management. The study focused on tropical regions but aims to generate global high-resolution bathymetric maps for near-shore shallow regions.
Researchers sampled 110,019 white clover plants from 160 cities to find that urban environments drive adaptation at a global scale. Urban clovers produce less of the antiherbivore defense molecule hydrogen cyanide compared to rural clovers.
Most people born with heart defects now survive past childhood, requiring seamless transition to adult-oriented healthcare. The American Heart Association updates guidelines for managing congenital heart disease in adolescents and young adults, highlighting the importance of involving individuals and families in research.
Researchers led by Cynthia Sharma explore a vast universe of RNA-binding proteins in bacteria, which play crucial roles in stress response and virulence control. The team aims to advance understanding of these proteins, revealing fundamental biological principles that could lead to novel biotechnological methodologies or antimicrobial ...
A new paradigm in atmospheric gas sensing has been achieved using a graphene sensor integrated with carbon molecular sieve functionality. The sensor demonstrates selective gas detection, including ammonia, at room temperature with a fast response time of seconds.
A new analysis of cases in the National Cancer Database finds that younger patients (less than 50 years old) with acute appendicitis are at increased risk of developing cancer of the appendix. The study suggests that patients under 40 may want to undergo surgery to rule out cancer.
Researchers found that genetic ancestry is associated with differences in biology of acute lymphoblastic leukemia (ALL) and is an independent factor contributing to treatment outcomes. Children from East Asian and South Asian backgrounds had better survival rates than Caucasian children, with Indian children having the best outcomes.
Researchers found lower quality genomic sequencing data in self-reported Black patients and patients of African ancestry, highlighting the need for equitable data quality across racial groups. This disparity affects patient care, personalized therapies, and clinical outcomes.
A recent study from North Carolina State University found that experiencing racism is stressful for Black youth, while taking action to address racism also contributes to stress. The study suggests a reciprocal relationship between racism-related physiological stress and high-risk activism among emerging adults.
Researchers from University of Toronto, MIT, and University of British Columbia published a new paper on quasi-experimental methods in marketing. The study describes the underlying logic and actions that make this method convincing, highlighting its use in explaining changes in consumer behavior, firm behavior, and market-level outcome...
Researchers found that at least 17.7% of regulatory regions contain more than one causal variant, suggesting a weaker effect of individual variants on human traits. The study's findings challenge the long-held assumption of a single causal genetic variant underlying complex phenotypes.
A new research group aims to bridge historiographical gaps in the understanding of the Black Power movement's influence on America's democracy and values. The project will examine lesser-known groups and topics to illustrate the struggle between competing ideals of US democracy.
A recent study found that mutant clones expand in the normal endometrium through a rhizome structure, which arises from a common ancestral clone. This expansion increases the risk of developing endometriosis and endometrial cancer. The study proposes a new model of clonal expansion in the normal endometrium.
Researchers found that accounting for six messenger RNA molecules in blood plasma improves ability to accurately identify participants with an Alzheimer's diagnosis by 8%. This discovery could lead to more accurate screening options for the population at greatest risk, including African Americans.
A study of 500 ultra-Orthodox Israeli adults during the COVID-19 pandemic found that using digital media, especially for essential purposes, increased compliance with government health regulations. Women and older individuals were more likely to follow guidelines.
Researchers from Environmental Defense Fund and Woodwell Climate Research Center recommend a regional crediting framework to strengthen the integrity of the voluntary soil carbon market. Implementing this approach can help ensure measurable, reliable, long-term climate solutions.
A new AI method accurately estimates timetable robustness within milliseconds, enabling efficient optimization. This improves balance between passenger needs and economic conditions.
Research by David Carter and Scott F. Abramson suggests territorial conflicts tend to emerge when great powers are embroiled in crisis, creating opportunities for revisionist states like Russia to make aggressive moves. The study found over 60% of European territorial claims were made during the most unstable years after 1815.
The conference brings together scientists and artists to discuss eco-aesthetics and crypto-ecology, with a focus on shifting thinking and behavioral patterns towards a biotopian life. Key findings include the importance of understanding beauty in nature and its connection to art and harmony.
A study found that Asian elephant males experience increased stress when alone or in male-dominated groups, while females show lower stress when accompanied by babies. The researchers also discovered that social bonds play a crucial role in regulating stress hormone levels in these animals.
Floating microplastics from European rivers are found to accumulate in parts of the Arctic Ocean, Nordic Seas, and Baffin Bay. The study's model predicts that these particles have been circulating throughout the Arctic for at least ten years, highlighting concerns for Arctic ecosystems' health.
A study using national claims data found that receiving a single dose of the Janssen vaccine significantly reduced COVID-19-related hospitalizations. The vaccine's effectiveness remained consistent even during the peak of the Delta variant surge, highlighting its durability.
A new study from the University of Surrey found that three-quarters of kitchens in low-income homes across 12 major global cities are heavily polluted by cooking emissions. The most significant contributors to poor air quality were poor ventilation and fuel choices, with frying food leading to particularly high levels of indoor pollution.
A novel approach using multi-omics data integration predicts blood pressure values with high accuracy, revealing interesting inter-omics associations. The study contributes to the understanding of hypertension as a complex, multi-factorial disease.
Researchers have identified early-onset epigenetic changes linked to an increased risk of developing type 1 diabetes. These findings offer new opportunities for identifying children at genetic risk, potentially allowing for earlier intervention and prevention.
A study by Salk researchers has identified an area of the brain responsible for encoding social rank in mammals, including mice. The discovery sheds light on how the brain represents social hierarchy and its impact on behavior, particularly in competitive situations.
Recent wildfires have led to a palpable change in fire dynamics, with large fires becoming more common and spreading into new areas. The study found that fire frequency doubled in the West and quadrupled in the Great Plains since 2000.
A recent Yale-led study found that increasing tree cover in savannas through fire suppression captures much less carbon than previously estimated. Despite a 78% increase in tree cover, this strategy captured only 35% more carbon overall, corresponding to total gains of about 23 tons per hectare.
The Save Our Seas Foundation awarded 25 new small grants in 2022, supporting young scientists in their research on shark and ray conservation. The projects focus on sustainable fisheries approaches, local knowledge, and community engagement to address species extinction risks and improve conservation efforts.
Researchers have found that adding light elements like hydrogen, carbon, and boron to noble metal catalysts can significantly improve their activity and selectivity. This allows for novel effects in geometric and electronic modifications of noble metals.
Researchers reexamined hundreds of experiments on neural activity and consciousness, finding that experiment parameters determine results. The study used artificial intelligence to predict which theory would be supported by each experiment with 80% success.
Researchers have developed a simple, biodegradable ground cover that keeps soil wet longer and increases crop yields. The wax-coated sand barrier decreased soil moisture loss by up to 50-80% and improved plant growth, including increased fruit and grain production.
A molecule essential for regulating nerve repair has been identified, opening up possibilities for developing treatments in humans. The enzyme ADM-4 is crucial for stabilizing the molecular glue needed for nerve fusion.
Researchers at Weill Cornell Medicine have found that an enzyme called ART1 can modify a receptor on tumor-fighting immune cells, triggering their death. Blocking ART1 increased the presence of these immune cells within tumors and slowed or stopped tumor growth in animal models.
The study found that while some students felt a sense of loss due to limited access, others saw the challenge as an opportunity to problem-solve and build flexibility. The researchers emphasize the importance of interpersonal relationships and instructors' resources in enhancing educational experiences.
A new chemical-free printing technique has been developed by Korean and Singaporean researchers, resulting in highly uniform and scalable semiconductor wafers with improved performance. The technique, which combines nanotransfer-based printing with metal-assisted chemical etching, offers a promising solution to the global chip shortage...
A study by researchers at the University of Quebec in Montreal found that mindfulness meditation can help people cope with internal conflicts. The experiment involved 121 volunteers who underwent either a mindfulness body scan or read magazines for 15 minutes, then completed a questionnaire about their emotional state.
The project aims to find efficient ways to use graphene particles from domestic coal wastes in Fused Deposition Modeling (FDM) 3D printing, increasing the carbon content of filaments and developing new materials. This technology could lead to a more sustainable future by reducing greenhouse gas emissions.
Hunter-gatherer groups have a greater capacity for collective computation due to their small sizes and large brain-to-body mass ratio. Small-world network structures enable efficient information sharing and cost-effective policing of free riders, allowing for superior fitness and understanding of the world.
Researchers from Nagoya Institute of Technology have successfully demonstrated the first enantioselective Pictet-Spengler reaction of acyclic α-ketoesters with tryptamines, achieving high yields and enantioselectivity. The study expands the scope of the process, which could accelerate drug development.
Incidental imaging findings in medical imaging studies are often overlooked by providers, leading to delayed and missed care. Northwestern Medicine's AI-powered system identifies these findings and triggers alerts for follow-up, improving patient outcomes. The system has been shown to flag over 68,000 lung finding occurrences per year.
Researchers at NC State University have developed a 'self-driving lab' that uses artificial intelligence and fluidic systems to advance our understanding of metal halide perovskite nanocrystals. The technology can autonomously dope MHP nanocrystals, adding manganese atoms on demand, allowing for faster control over properties.
Research found that adult howler monkey play increases when faced with competition over fruit, a valuable resource. This playful behavior helps regulate relationships within the social group and avoid conflict, unlike collective grooming used by some other primates.
A study by Yevgeniy Golovchenko examines the effect of a 2017 Ukrainian ban on online activity among Russian social media users. The findings indicate that censorship may not be effective in reducing activity, as users can circumvent bans using VPNs and shift to cheaper alternatives.
Researchers at Penn State have developed Zentropy theory, a new approach to understanding entropy that can predict anomalies in physical properties like volume. The theory may lead to breakthroughs in designing superconducting materials and structural materials that withstand higher temperatures.