The study, led by Dr. Gang Chen and Prof. Kun Zhao, analyzed dense network data from disdrometers and polarimetric radars to show substantial variability in raindrop sizes and numbers. This finding adds to evidence that microphysical characteristics can vary significantly within individual precipitation events.
The USPSTF recommends prescribing statins for adults aged 40-75 with one or more CVD risk factors and estimated 10-year CVD risk of 10% or greater. For those aged 76 or older, the evidence is insufficient to make a recommendation. Statin use can significantly reduce CVD events and mortality in this population.
Researchers used physics-based models and historical data to debunk internet claims about the Saturn V's acoustic power, finding levels of 203 decibels, comparable to commercial jet engines. The study also predicts sound levels for NASA's SLS Artemis 1 launch and provides educational tools for college-level physics classrooms.
A new study challenges long-held ideas about what drove major changes in ancient Greek society on the island of Crete. Researchers found that the population remained local, with significant continuity in daily practices despite Mycenaean influence.
A new study published in Cell Reports Methods introduces a dating method called Temporal Population Structure (TPS) that uses artificial intelligence to accurately date human remains up to 10,000 years old. The method has shown promise in analyzing approximately 5,000 human remains from the Late Mesolithic period and modern times.
A recent study found that the Tibetan Plateau's climate cooled due to global cooling and uplift. Plant fossil records and numerical simulations suggest a topographically controlled temperature pattern emerged after a dramatic shift in the late Eocene.
EdU, a common DNA labeling molecule, triggers a runaway DNA repair process that is fatal to cancer cells, including those in the brain. This discovery opens up new possibilities for using EdU as an anticancer agent, particularly for fast-dividing cancerous brain cells.
A nationwide study in Spain found that eating breakfast at home is linked with fewer behavioral problems in young people. The study suggests that skipping breakfast or eating away from home can lead to increased likelihood of psychosocial behavioral problems.
Researchers from Osaka University discovered a new type of protein in red algae Cyanidioschyzon merolae associated with chloroplast protein import and targeting mechanism. The study found that red algae use distinct mechanisms involving GTP-binding proteins to transport proteins across the inner membrane of chloroplasts.
A team of scientists has developed a novel setup for magnetocardiography using a diamond quantum sensor to measure heart currents at millimeter resolution. The sensor is based on nitrogen vacancies sensitive to weak magnetic fields produced by heart currents and can operate at room temperature.
Researchers investigated bioaerosol emissions from municipal solid waste landfilling, finding high levels of culturable bacteria and fungi. The study highlights the need for source control measures to reduce pollution and protect human health, particularly in areas with active-working zones.
Researchers developed optimized human small intestinal organoids with mature Paneth cells, mimicking the original human intestine. The discovery highlights the importance of Interleukin-22 in activating Paneth cells, which helps prevent infections and maintain barrier function.
Researchers investigated new routes for constructing strong metal-support interactions (SMSIs) to stabilize catalysts and enhance catalytic performance. SMSI formation mechanisms were found to be different from classical methods, offering potential improvements for supported metal nanoparticles.
A recent study published in JAMA found that despite overall improvements in cholesterol levels since 2008, sex, racial, and ethnic disparities persist in lipid control. The research team analyzed data from over 33,000 US adults and discovered significant variations in trends by race and ethnicity.
Researchers have successfully prevented neuropathic pain associated with chemotherapy in mice treated with oxaliplatin. A Sigma-1 receptor antagonist prevents the development of neuropathy by modulating the TRPA1 ion channel, offering hope for a new therapy to treat debilitating side effects.
Researchers found widespread temporal disintegration, with COVID-19-related stresses predicting distortions in perceived time. The study aimed to identify risk factors and potential interventions for early support.
The study, led by PhD candidate Jessica Quinton, analyzed data from 31 major Canadian cities and found that education and income are not always linked to access to green space. However, in some cities, household income was strongly associated with better vegetation access, while education played a key role in other cities.
A research team led by Professor Wolfgang Kastenmüller has discovered that unconventional T cells play a crucial role in triggering site-specific immunity in distinct lymph nodes. The study reveals that different subtypes of unconventional T cells migrate to specific lymph nodes, influencing the immune responses there.
A study suggests that combining individual mindfulness practice with team-based stress management skills can offer more benefits than individual mindfulness alone. The 'blended' approach showed improved individual resilience and working memory, as well as increased collective mindfulness in the team atmosphere.
Researchers from the University of Copenhagen and Aarhus University have discovered new insights into the coelacanth's unique physiology, including its ability to swim upside down. The study used CT and MRI scanners to model the fish's body, revealing a special skeleton and precise distribution of fatty tissue.
Researchers have identified dry voids in G protein-coupled receptors that are crucial for their activation and transmit signals to the cell interior. These unique binding sites differ among subclasses and offer a promising route for developing targeted therapies with fewer side effects.
Scientists at Kyoto University developed two methods to identify RNA modifications impacting gene regulation and disease. Their approach uses probability algorithms with high-throughput sequencing technology, distinguishing pseudouridine substitutions from other base changes.
A new study found dramatic differences in vaping prevalence across racial and sexual orientation groups. Black girls who identify as lesbian were more likely to vape than their heterosexual counterparts, while white girls who identify as lesbian were at lower risk. The findings suggest targeted e-cigarette marketing may contribute to t...
A recent study by Florida Atlantic University and Nova Southeastern University has linked the use of herbicide Roundup to convulsions in soil-dwelling roundworms, suggesting that glyphosate targets GABA-A receptors. The study found that even low concentrations of glyphosate had concerning effects on the nervous system.
Researchers have developed a systematic strategy for creating phage-resistant E. coli strains, solving a major problem in industrial fermentation. The approach integrates a defense system and mutations to restrict phage life cycle, maintaining bacterial functionality and productivity.
Researchers have synthesized a new deep-UV NLO crystal, ABPF, with complex anionic units and unique KBBF-like layers. It exhibits excellent optical properties, including a short cutoff edge and sufficient birefringence, making it suitable for deep-UV phase-matching.
A new synthesis approach produces nanoporous copper-indium heterostructure catalysts with excellent performance in CO2 reduction to syngas. The catalyst exhibits a tunable H2/CO ratio and high stability, making it suitable for various applications.
Researchers have successfully achieved efficient spin injection and transport in antiferromagnetic hybrids, paving the way for room-temperature spintronics devices. The study, led by Igor Barsukov at UC Riverside, shows promise for ultra-fast and energy-efficient information storage and processing.
A genome-wide analysis of five reading- and language-based skills in thousands of people identified shared biological bases. The study found genetic links with language-related brain areas and individual differences in neuroanatomy, highlighting the complex interplay between nature and nurture.
A NIH study of over 46,000 participants found that childhood poverty combined with crowded housing or parental separation increases the risk of premature death by 41-50%, compared to those without early life adversity. The study also identified a higher risk of premature death for individuals with multiple adverse childhood experiences.
The comprehensive U.S. tree species assessment highlights the need for conservation efforts to protect America's native trees. With 11-16% of tree species threatened with extinction, invasive pests and diseases are identified as the primary threats, emphasizing the importance of collaborative conservation strategies.
A study by UC Berkeley researchers finds that a lack of sleep reduces the desire to help others, with real-world consequences. The study assessed brain activity in healthy volunteers and tracked online behavior over three nights, revealing a significant decrease in charitable giving after a night of no sleep.
A large study of over 296,000 patients found that being overweight was negatively associated with dementia in women, while underweight was positively linked to an increased risk of dementia in men. The results suggest that moderate weight gain may be beneficial for cognitive health in older women.
Researchers have developed a new composite resin suitable for wind turbine blades that can be recycled into new blades or other products. The material has the same physical properties as its predecessor, making it ideal for reuse.
A new biological sensor developed by the Hebrew University of Jerusalem has successfully detected hidden rot in potato tubers, one of Israel's chief export industries. The sensor can detect disease before visible symptoms appear, allowing for early identification and prevention of rot and food loss.
A new wireless sock monitoring system reduced fall rates among 'fall-risk' patients by zero falls, compared to a historical rate of 4 falls per 1,000 patient-days. The system uses pressure sensors and interrelated devices to detect patient attempts to stand up and alert nurses through a notification system.
Engineers use origami to build devices that grow wider as they are pulled apart. Researchers from Princeton and Georgia Tech have developed a general formula analyzing how structures respond to stress, enabling the creation of origami structures with negative Poisson ratios.
Researchers from UTHealth School of Public Health found that gig workers' insecure income contributes to poor health outcomes, including a sicker workforce and higher unreimbursed healthcare costs. The study suggests COVID-era gig workers will experience greater increases in poor overall health and psychological distress.
Researchers developed a machine learning algorithm that can predict how different driving patterns affect battery performance, improving safety and reliability. The algorithm uses non-invasive probing to provide a holistic view of battery health, suggesting routes and driving patterns that minimize degradation and charging times.
Researchers assessed facial structure of prehistoric skulls to determine extent of interbreeding between humans and Neandertals. The study found that the Near East was an important crossroads for human migration and interaction, supporting the hypothesis that much of this interbreeding took place in the region.
A recent study by Johns Hopkins Children's Center researchers found a significant rise in type 2 diabetes cases among children during the COVID-19 pandemic. The increase was largely attributed to reduced physical activity and weight gain due to lockdowns and virtual learning.
Astronomers find that carbon monoxide is three to 100 times less than predicted in disk observations, suggesting a massive ice formation problem. The new model suggests carbon monoxide forms on large particles of ice, especially after one million years.
KAUST researchers created a more efficient solar-cell module by redesigning its optical design, reducing power conversion efficiency loss in real-world applications. The new module achieved an efficiency increase from 25.7% to 26.2% due to refractive-index engineering.
Research in rats found that an enriched environment leads to better maternal behavior and higher-quality breastmilk. Mothers in enriching environments had more efficient parenting, resulting in larger offspring with increased body weights and improved social behavior.
A team from Hefei Institutes of Physical Science developed high-performance electrocatalytic nitrogen to ammonia (N2RR) catalysts by modifying metallic rhodium with dodecanethiol. This approach enhances NRR selectivity and performance, offering a promising alternative to the Haber-Bosch process.
Mutations in EnhP disrupt a non-protein coding gene, causing pancreatic malformations and diabetes. The study sheds light on the hierarchical operation of enhancers in gene regulation.
A new study by Massachusetts General Hospital researchers suggests that certain anti-cancer drugs may target a key player in Crohn's disease, a type of inflammatory bowel disease. The study found that mutations in a specific chromatin reader, SP140, are associated with an increased risk of immune diseases like Crohn's.
Researchers have found that children with autism show significant differences in their pupillary light reflexes, which can be used as a potential screening biomarker. The study demonstrates the parameters of interest that matter for detecting autism and validates earlier findings using monocular technology.
The recent surge in sexually transmitted infections (STIs) in the US is being linked to the new monkeypox outbreak, with experts warning of a potential pandemic. Dr. Jeffrey Laurence presents a primer on monkeypox and reviews available vaccines and therapeutics.
A systematic review and meta-analysis of 141 articles found the COVID-19 incubation period decreased from Alpha (5 days) to Omicron (3.42 days), highlighting the need for adjusted isolation periods
Researchers have developed a novel neural network architecture that achieves unprecedented generalization to unseen sample types, outperforming classical algorithms and state-of-the-art models. The Fourier Imager Network (FIN) demonstrates superior computational speed in phase retrieval and holographic image reconstruction tasks.
Past-year marijuana use reached its highest level since 1988, with past-month use also increasing. Hallucinogen use surged to an all-time high, while nicotine vaping prevalence nearly tripled among young adults in 2021.
Researchers successfully demonstrate room-temperature multiband microlasers spanning a large wavelength range using rare earth elements. The lasing process combines downshifting and upconversion, expanding the emission wavelength range. The resulting microlasers exhibit good intensity stability and are suitable for practical applications.
Researchers led by Osaka University found that Fusobacterium nucleatum produces polyamines through metabolic cross-feeding, creating favorable conditions for periodontal pathogens to grow and spread. This integration of a metabolic network within the oral microbiome may promote the development of periodontitis.
Home gardens in Central Asia serve as living genebanks, maintaining a rich diversity of fruit and nut tree species. However, the increasing popularity of foreign varieties poses a threat to local biodiversity, highlighting the need for integrated conservation efforts.
Researchers at Texas Biomed have developed a modified tuberculosis vaccine that can treat non-muscle invasive bladder cancer without strong side effects. The delipidated vaccine triggers well-regulated immune responses and reduces inflammation, making it more effective than traditional treatments.
Researchers found that participants who received cooking education showed improvements in eating more vegetables, fewer carbohydrates, and lower A1C levels. The study also highlighted the importance of addressing food insecurity in diabetes management.
Researchers developed APTASHAPE to analyze protein and metabolite signatures in blood plasma for various diseases. The technology shows promise for non-invasive early detection of bladder cancer and other conditions.
Conservationists deployed wooden nest boxes to provide shelter for Roseate Terns, resulting in a tenfold increase in breeding pairs. The strategy also boosted other colonies in Wexford and England.
Researchers identified critical success factors for mitigating challenges in the food cold chain, including stakeholder pressure and sustainable investment. The study provides a detailed theoretical framework for developing sustainable business strategies in China.