Researchers discovered that stars undergo sharp stellar brightening caused by gravitational instabilities in massive gaseous disks, leading to a new understanding of star formation and evolution. The discovery may imply that our Sun experienced several such episodes, affecting the formation of giant planets.
A new pilot study suggests that meditation can help US veterans manage chronic pain by reducing pain intensity and interference with daily life. The study used Integrative Restoration Yoga Nidra (iRest) mindfulness meditation, which is already being used at Veterans Health Administration medical centers nationwide.
A special issue of Pediatric Blood & Cancer establishes evidence-based standards for pediatric psychosocial care, addressing topics like monitoring psychosocial health and supporting siblings. The standards aim to improve quality of life outcomes for children with cancer and their family members.
Researchers are testing whether recycling and repurposing building materials can revitalize a distressed Great Lakes community. The project aims to create an economic cluster by identifying industries that can maximize material reuse and resale. By doing so, it could provide jobs and boost local economy.
Purdue University researchers have discovered that pollen-derived carbon architectures can be used as anodes in lithium-ion batteries. The study found that the cattail pollen-based carbon performed better than bee pollen, with a higher theoretical capacity of 200 milliamp hours per gram.
Four recent studies found companies with best-in-class workplace health programs outperformed the Standard & Poor's index by 7-16 percent per year. Employers investing in employee health can see a positive impact on their bottom line.
A new study published in Nature Biotechnology reports that a 2D-NMR spectroscopy method can reliably assess the atomic structures of biologically similar products, yielding equivalent fingerprints. The method's precision is demonstrated through an interlaboratory comparison of four versions of a therapeutic protein drug.
A study of 678 women found that frequent bed-sharing with infants and a strong motivation to breastfeed were linked to longer breastfeeding durations. This challenges recommendations against bed-sharing due to SIDS fears, suggesting these practices may hinder some mothers from achieving their breastfeeding goals.
The article presents findings from the first reported autopsy of a patient with MERS coronavirus infection, revealing diffuse damage to lungs and identification of anti-MERS-CoV antibodies in specific cells. These results contradict previous assumptions and suggest that lung targeting is crucial for infectious control strategies.
Scientists have identified four classes of nerve cell involved in calculating directionally selective signals in fruit flies, unlike previously proposed models. These cells, including T5 cells, perceive the direction of motion and receive input from four upstream cells.
A new study reveals that countries emitting the least amount of greenhouse gases are most vulnerable to climate change effects such as natural disasters and habitat changes. The highest-emitting nations, however, are less vulnerable despite contributing significantly to global emissions.
Researchers at Johns Hopkins University found a possible marker for recurring HPV-linked oropharyngeal cancers. The study suggests that an increase in E6 antibody levels after treatment may indicate a higher risk of cancer returning.
Researchers have discovered a molecular link between psychiatric disorders and type 2 diabetes, with the DISC1 gene playing a critical role in pancreatic beta cell function. The study found that disrupting the DISC1 gene led to increased beta cell death, impaired glucose regulation, and reduced insulin secretion.
University of Georgia researchers are developing intervention methods to help athletes report concussions without fear of team repercussions. The study aims to change the culture of sport from concealing to reporting concussions, promoting a safer and healthier environment for athletes.
Researchers have discovered a striking genomic signature shared by colon, lung, breast, stomach and endometrial cancers, which may be used to diagnose the disease at early stages. The methylation signature could lead to the development of a non-invasive blood test for cancer detection.
Researchers develop small molecule inhibitor to address hypertrophic cardiomyopathy, a common cause of sudden death in young athletes. The treatment has shown promising results in mice bred with the mutation, preventing the disease from surfacing.
The study reveals that forest clearing substantially affects local climate by altering average temperature and maximum summer temperatures. Evapotranspiration plays a key role in these impacts, with arid areas experiencing the most pronounced effects.
A team of researchers has revealed the molecular motions behind elastin's flexibility, showing how scissor-shaped molecules assemble into long chains that give tissues their stretchability. The study provides insights into the material's durability and could lead to new materials for engineering applications.
Researchers found nearly half of IPF-related websites recommended medications with no proven benefit, while more than a third suggested harmful treatments. The top two accurate sources were Wikipedia and Medscape.
A new electrochemical detection strategy can identify bacteria in wounds in under a minute, allowing for targeted therapies and reduced healthcare costs. The method uses pyocyanin, a molecule produced by Pseudomonas bacteria, to detect infections.
Analyzing tumor DNA fragments in the bloodstream can give a more complete picture of a patient's cancer. Researchers found that standard practice of performing molecular testing on a single metastatic lesion may be inadequate, and circulating tumor DNA testing may better capture the molecular diversity in a patient's tumor.
The study introduces a super element modeling method for petroleum reservoir simulation, which speeds up calculations by hundreds of times. This allows for rapid development of oil fields with improved accuracy.
The NASA GPM satellite examined violent thunderstorms in the southern US on February 2-3, with one powerful storm in North Carolina dropping rain at an extreme rate of 112.96 mm (4.4 inches) per hour. The satellite's radar instruments measured precipitation within the area and created a 3D cross-section through the storms.
A new study published in the International Journal of Obesity suggests that 34.4 million Americans considered overweight by BMI are actually healthy, and 19.8 million who are considered obese are also healthy. The research reveals that BMI mislabels millions of individuals as unhealthy, while overlooking those with 'healthy' BMIs who a...
Research from the University of Southampton found that man-made sounds can alter the behavior of seabed creatures, impacting nutrient recycling and carbon storage. Exposure to certain sounds can cause species to reduce irrigation and sediment turnover, leading to reduced oxygen levels and potentially affecting seabed productivity.
Researchers found four Ly6 genes are overexpressed in various cancers, leading to poorer survival rates and drug resistance. The study uses big data analysis to identify novel targets for new drugs.
The LouLou Foundation and Penn Medicine's Orphan Disease Center have established a Program of Excellence to tackle the severe neurodevelopmental impairment and seizures caused by CDKL5. The program aims to develop effective treatments through collaboration with academic labs, companies, and biopharma industry.
Research published in The FASEB Journal found that prunetin, a plant-derived compound, prolongs lifespan and enhances overall health in male fruit flies by increasing glucose balance and fitness levels. The effect was not observed in female fruit flies.
By 2050, older adults representing minority groups are projected to rise to 39% globally, with significant increases among Asian and Native Hawaiian populations. To address this growing need, the American Geriatrics Society recommends culturally sensitive indicators to improve healthcare outcomes for diverse older adult populations.
Scientists discovered that PAD4 works with BRD4 to switch E2F-1 from promoting cell growth to inducing inflammation in cancers. Inhibiting both proteins reduced arthritis symptoms and decreased inflammatory products in mice.
A recent study evaluated the impact of a pay-for-performance program on pediatricians under a full-risk Medicaid accountable care organization (ACO) for children. The results show that the program was partially responsible for higher performance on quality measures, with significant improvements seen in independent incentivized provide...
The PPPL-led collaboration achieved a significant breakthrough in fusion energy research by creating a hydrogen-fueled superhot gas called a plasma on the W7-X stellarator. The achievement marks a major step forward for understanding plasma and demonstrates the potential of stellarators as a model for future fusion power plants.
Biologists from Moscow State University found new luminescent creatures in the Red Sea, with unique fluorescent patterns that can help identify different species. The study published in PLOS ONE reveals insights into the role of glow in attracting prey and exploring symbiotic relationships.
A multi-year regional study at the University of Delaware suggests that home shopping has a greater impact on transportation sector than previously believed. The study found that online shopping leads to increased wear and tear on pavements and higher environmental pollution due to more delivery trucks on the roads.
A new study from the University of Eastern Finland found that children who drink at least three glasses of milk per day have higher serum vitamin D levels than their peers. The use of vitamin D supplements and regular exercise also contribute to improved vitamin D levels in children.
A new DNA-based digital PCR assay has been developed to detect persistent disease in CML patients who appear to be in remission. The assay was found to be more sensitive than current methods, detecting disease in 81% of samples, and may lead to improved treatment decisions for individual patients.
Researchers from Lomonosov Moscow State University studied histamine molecules using gas electron diffraction and quantum-chemical calculations. They were able to determine the molecule's geometric structure and predict its mechanism of tautomerization, a spontaneous transition between structural states.
A new therapeutic approach using autograft followed by allograft resulted in a record-breaking 41% cure rate and 60% relapse-free survival rate in patients with multiple myeloma. The study showed promising results with low mortality rates and high efficacy in subsequent treatments.
A new study in mice shows that repetitive mild concussions can cause mounting damage and brain inflammation, even with extended rest periods. The findings support the importance of adequate rest after a concussion to allow for neural network rebalancing and repair.
Motorboat noise increases stress levels in young coral reef fish, reducing their ability to flee from predators. This study found that boat noise can halve survival chances and double the capture rate of fish.
Researchers estimate that up to 25% of white-tailed deer along the East Coast of the United States are infected with Plasmodium odocoilei, a previously unknown malaria parasite. The discovery fundamentally changes our understanding of malaria distribution and evolutionary history in mammals.
Researchers have developed a chimera design that allows antibodies to cross cell membranes, potentially reducing the need for invasive biopsies. This breakthrough could lead to improved diagnosis and treatment of diseases such as cancer, Alzheimer's, and viral infections.
A research team at the University of Iowa uses proteomics to create personalized molecular diagnoses, tailoring treatments to individual patients. By analyzing protein profiles, doctors can identify specific disease causes and develop targeted therapies.
Researchers have created a new material using quantum dots of iron on boron nitride nanotubes, which can replace semiconductors in wearable technology. This new material enables transistors to shrink and reduces heat generation, making it suitable for flexible and efficient wearable electronics.
Researchers have found that mixtures of equally sized particles in solution will demix, or sort themselves, if they differ in their diffusion constants. This phenomenon, known as the Brazil Nut effect, was simulated and explained by a theoretical model, showing that random particle motions play a key role in the process.
Researchers at Duke University found that 40 years of mountaintop coal mining has made parts of Central Appalachia 40% flatter than before excavation. The study suggests that this change could lead to increased water quality issues due to the creation of valley fills and changes in water movement.
A new study found that motorboat noise increases stress levels in young coral reef fish, making them more vulnerable to predators. The team recommends creating marine quiet zones or buffer areas to mitigate this effect and protect the marine environment.
Scientists found that recent developments near the Meramec River, including a levee and landfill, significantly magnified flood levels. The study showed that floods are becoming more chaotic, unpredictable, and severe due to human activities such as development in floodways and floodplains.
Early-flowering plants face trade-offs between enhanced pollination and increased frost susceptibility. Delayed blooming time reduces plant reproduction due to reduced pollination. Climate change constraints early plant reproduction primarily through direct environmental impacts.
A new study reveals that chromosomes undergo a transformation in senescent cells, with some genes moving into more restrictive compartments. This change affects gene expression and may have implications for health conditions such as aging and cancer.
A Kaiser Permanente study found moderate protection against whooping cough during the first year after vaccination, but effectiveness dwindles to less than 9% after four years among teenagers vaccinated with newer acellular pertussis vaccine as infants and children. Targeted rounds of vaccination may be necessary for adolescents.
The Association for Molecular Pathology (AMP) has updated its pathology residency curriculum recommendations, focusing on 10 major molecular pathology topics. The new report aims to equip pathologists with the latest scientific breakthroughs and technological innovations in molecular pathology.
When older adults stop driving, they experience doubled symptoms of depression, faster physical and mental health declines, and increased mortality risk. Effective programs ensuring mobility and social activities are needed to mitigate these adverse effects.
A recent study in The FASEB Journal found that the number of articles dealing with basic scientific research in top medical journals has decreased dramatically over the past two decades. This decline is likely to reduce doctors' exposure to science, which could have implications for advances in medicine.
A Russian-US research team found that aggressive behavior leads to new nerve cells being generated in the brain, specifically in the hippocampus. This discovery could help understand aggression and its link to autism and other disorders.
Using ground-penetrating radar, researchers mapped wombat warrens, finding that soil warrens consist of a single tunnel underground, while limestone warrens feature extensive tunnels and chambers. This discovery has important implications for estimating wombat numbers and understanding their social structure.