Researchers at The University of Texas Medical Branch found that testosterone replacement therapy reduces respiratory hospitalizations in middle-aged and older men with chronic obstructive pulmonary disease (COPD). This suggests that testosterone replacement therapy may slow the progression of COPD in these individuals.
Researchers at Sanford Burnham Prebys Medical Discovery Institute have identified a previously unknown astrocyte subpopulation that plays a key role in driving brain inflammation. The newly discovered 'ieAstrocytes' are activated early in neuroinflammatory diseases, such as multiple sclerosis and Alzheimer's disease.
A new study finds that extreme warming could lead to a significant increase in heat-related deaths worldwide, with the risk balanced in cooler regions. If global temperatures rise above 2°C, many parts of the world could experience a dramatic increase in excess mortality due to heat.
A new study by Singapore Management University finds that the US and China have distinct stances on e-commerce regulation, with the US prioritizing digital barriers and China focusing on traditional trade barriers. The study suggests that policy makers should look for areas of common interest to bring down trade barriers.
A study led by the University of Exeter Medical School found that disrupting genes and pathways regulating splicing factors can reverse signs of aging in cells. Disrupting ERK and AKT pathways reduced senescent cells, increasing splicing factors and leading to cellular rejuvenation.
A new cloud-based analysis platform allows scientists to quantify molecules from biological samples and share their results publicly. The platform enables faster research and increased precision by identifying key fragments of molecules, benefiting fields like environmental sciences, pharmaceuticals, and sports medicine.
A recent study by Cornell University found that customers who saw calorie counts on restaurant menus ordered meals with 45 calories less than those without calorie information. Customers also valued the nutrition information and supported future implementation of calorie labels.
A study by the American Psychological Association found that 35% of students from 19 colleges in eight countries reported symptoms consistent with at least one mental health disorder. Major depressive disorder was the most common, followed by generalized anxiety disorder.
A new forecasting model uses Next-Generation Radar data to capture migratory patterns of birds with high spatial accuracy, explaining up to 81% of variation in migration timing and intensity across the U.S. The model can forecast movements up to a week ahead and estimate total bird numbers making the journey.
A new study led by Lancaster University finds that staff perceptions of lad culture are influenced by limited understandings of the term, reflecting media portrayals. Staff often overlook or underestimate the prevalence of lad culture, prioritizing serious incidents over everyday instances of harassment and violence.
Researchers from Aarhus University conducted a study on the clinical condition of cull sows prior to transportation to slaughter. The results show that a significant portion of sows had various injuries and disabilities, including wounds, superficial skin lesions, and udder lesions, highlighting the need for improved animal welfare in ...
Resistant hypertension affects 12-15% of patients with high blood pressure, who require three or more medications to control it. Improving lifestyle factors such as diet, physical activity, and weight can lower blood pressure.
A new system using computer avatars detects dementia with high accuracy by analyzing speech and language patterns of elderly individuals. The technology has the potential to encourage early diagnosis through daily conversations with avatars.
Very premature babies are more likely to harbor Ureaplasma bacteria, which can cause respiratory infections and lead to long-term breathing problems. A new study suggests that antibiotics may be effective in treating these infections and improving outcomes.
The researchers are developing new materials based on 'laser ceramic - thermoelectric' heterostructures to improve the performance characteristics of final materials in several ways. They aim to create a structure where SrTiO3 and TiO2 grains are located in a 'checkerboard' order throughout all the volume of the material.
Researchers found that while severe reactions can occur, the risks are low compared to common cancer treatments. The study identified a peak timing for fatal toxicities within 15-40 days after treatment initiation, depending on the type of immune checkpoint inhibitor.
The University of Virginia School of Engineering's Link Lab has earned a $3 million National Science Foundation grant to create a training program for Ph.D. students in cyber-physical systems. The program will emphasize hands-on learning, research on real-world problems, and professional development.
A study published in PLOS Pathogens identified three new molecular drug targets for the treatment of primary amebic meningoencephalitis. The researchers found that certain cancer drugs, such as tamoxifen and Prozac, are effective against the brain-eating amoeba Naegleria fowleri.
Ecologists from UMass Amherst report documenting rare Asian wild goat species markhor and Siberian ibex in northern Afghanistan. The species are found along the Amu Darya River, with populations declining due to hunting, making conservation efforts necessary.
Researchers aim to elucidate biological function of DPLG1-4 genes, which are co-opted by organisms to build new gene regulatory pathways linked to reproduction. They will use CRISPR-Cas9 genome editing techniques on fruit flies to test hypotheses.
A new study found that CD4+T cells play a crucial role in protecting against Zika-induced neurological symptoms. Mice lacking these immune cells showed more severe symptoms and increased mortality, highlighting the need for vaccines that elicit robust CD4+T cell responses.
A new study published in the Journal of Cognitive Neuroscience suggests that our brains prioritize character development when listening to or viewing a story. This study used fMRI scans to examine how participants conveyed narrative ideas through different forms of expression, such as speech, gestures, and drawings.
Researchers found that people from lower classes describe food as a means of survival, while those in the middle class use language to obscure their struggles. In contrast, those in the upper class view food as a networking tool, rarely considering its physical necessity.
Researchers at University of Turku and University of Science and Technology of China have successfully controlled the flow of quantum information into the environment, preventing its disappearance. This breakthrough has significant implications for basic research and the development of quantum technologies.
The University of New Hampshire is conducting the largest study on intimate partner violence among sexual minority college students. The survey aims to evaluate a new theoretical model that assesses institutional and individual stigma's role in increasing risk for intimate partner violence experiences.
Kyungsuk Yum and his doctoral student Amirali Nojoomi developed a process to program 2-D hydrogels for space- and time-controlled swelling and shrinking, enabling the formation of complex 3-D shapes and motions. The technology has potential applications in bioinspired soft robotics and artificial muscles.
The Exploratorium has launched its new Global Climate Change Explorer website, offering a platform for the public to engage with climate data and scientific research. The site features five areas of exploration, including Atmosphere, Oceans and Water, Ice, Land and Living Systems, and Looking Ahead.
Researchers at Michigan State University have developed a new genetics tool called conStruct to analyze large datasets of genetic variation. The tool helps identify patterns of relatedness among individuals and populations, overcoming previous statistical challenges.
A new study found that young pheasants who strongly favored using their left or right leg to step over a barrier died at a significantly lower rate than those with weaker preferences. The research suggests that favouring one side of the body may bring advantages, but also explains why low levels of 'footedness' exist among pheasants.
Researchers have developed a more efficient method for laying down thin-film circuitry using copper nanoparticle ink with green laser light. The study found that optimal settings for laser power and scanning speed can enhance conductivity, while sintering reduces film thickness by up to 74%.
Researchers at St. Jude Children's Research Hospital created a massive database of gene activity in individual cells during embryonic development and after birth, enabling scientists to trace specific developmental trajectories in the cerebellum. The analysis will aid understanding of brain development and provide a foundation for unde...
A team of scientists has discovered the atomic-resolution structure of a specialized ribosome in Trypanosomes, a parasitic disease-causing organism. The study reveals that these ribosomes are composed primarily of proteins, unlike other ribosomes which are dominated by RNA.
The NASA-NOAA satellite detected Tropical Cyclone Barijat crossing the Gulf of Tonkin, weakening significantly due to wind shear. The storm's rotation was skewed by winds at different altitudes, causing it to dissipate quickly after landfall in Vietnam.
Scientists at Argonne National Laboratory have developed a new method using neural networks to identify the structural signatures of molecular gases. This breakthrough enables researchers to accurately sense unidentified chemicals or scan samples for impurities in a much smaller period of time.
A UC Berkeley study reveals the brain's orbitofrontal cortex replays and revisits nearly every feature of previous decisions after placing a bet. The researchers found that gamblers' regret from losing or not betting more is the main driver of activity in this region.
A study of nearly 2,000 individuals found that cadmium exposure was associated with increased risk of impaired contrast sensitivity. The findings suggest that common sources of cadmium inhalation, such as cigarette smoke and green leafy vegetables, may contribute to decreased visual acuity.
Hurricane Helene is decoupling from wind shear due to southwesterly vertical wind shear, pushing the bulk of the storm away from its rotating center. The NHC expects wind shear to increase on Sept 13, potentially weakening the storm further.
Researchers have found that BPA replacements in plastics cause reproductive problems in lab mice, including chromosomally abnormal eggs and sperm. The study suggests that exposure to these chemicals could carry over to future generations through their effects on the germline.
A recent study maps global forest loss and finds that commodity-driven deforestation accounts for approximately 27% of total losses. The rate of commodity-driven deforestation remained steady over a 15-year period, contradicting efforts to reduce forest loss.
Researchers developed an autonomous, free-flying robot that mimics fruit flies' aggressive escape manoeuvres, demonstrating exceptional flight qualities and power efficiency. The DelFly Nimble has a top speed of 25 km/h and can perform agile maneuvers, making it suitable for future applications in drone technology.
Researchers at the University of Colorado Boulder have discovered a critical mechanism in skin development, shedding light on genetic roots of birth defects like cleft palate. The study sheds new light on how p63 regulates key signaling pathways involved in hair follicle and sweat gland formation.
Researchers at University of Helsinki have identified a key regulator of kidney development, revealing how MAPK activity influences nephron number in mature kidneys. This discovery holds promise for developing stem cell-based regenerative therapies as novel treatments for renal diseases.
Researchers analyzed Tipuana tree rings and bark to measure environmental pollution levels, finding reduced levels of cadmium, copper, nickel, and lead over the past three decades. The study suggests a correlation with declining gasoline emissions in Brazil.
Exposure to PFAS has been linked to worse kidney function and other signs of kidney damage in studies analyzing all relevant research. The analysis points to the need for further research on the effects of PFAS on kidney health.
A new form of Chest Wall Deformity has been discovered in patients with mild scoliosis and without it, characterized by rib humps mimicking scoliosis. Long-term observations are necessary to draw a final conclusion on prognosis.
The DIY bio movement is disrupting the pharmaceutical industry with open-source protocols for manufacturing off-patent insulin, increasing competition and potentially making life-saving medicine more affordable. The Open Insulin Project, a case study, aims to develop and release an open-source protocol for manufacturing insulin.
A new study reveals that kidney stones are built up in calcium-rich layers resembling mineralizations in nature. The research found that the stones partially dissolve and regrow again and again as they form, contradicting the widely held notion that they never dissolve.
A new collaboration grant will support development of next-generation screening technologies to identify bitter taste blockers. The goal is to advance human health by improving the taste and acceptability of nutritious plant-based foods.
Researchers at MIT develop Temporal Relation Network (TRN) module to help CNNs recognize activities by observing key frames. The module achieves top accuracy of 95% in activity recognition on Jester dataset, outperforming existing models.
A new study used fossil cores from northeastern Italy to test a thought experiment on mass extinctions. The results showed that the fossil record can produce a misleading picture if not interpreted with care, suggesting smaller bursts of extinctions over a longer timeline rather than a single massive die-off.
Physicists have successfully transferred information over long distances using antiferromagnetic iron oxide, a material found in rust. This breakthrough aims to create fast and efficient computing devices with reduced heat production.
PySight improves rapid 2D and 3D imaging of the brain with high spatiotemporal resolution, enabling scientists to better understand brain dynamics and discover new treatments. The open-source software integrates with state-of-the-art hardware, overcoming technical barriers to continuous 3D imaging.
Researchers aim to improve theoretical and numerical models of intense laser-particle interactions to analyze experiments probing quantum effects. The new research will also help understand exotic phenomena in strong magnetic fields found in astrophysical objects like magnetars.
Researchers have developed a synthetic enzyme that reduces sulfite to sulfide, a notoriously complex multistep chemical reaction. The new enzyme's design focused on functionality rather than structure, accounting for previously thought secondary interactions that proved crucial to its activity.
Researchers found that people display confirmation bias when judging the direction of moving dots and the average of a series of numbers. This bias is linked to selective attention, where people prioritize information consistent with their initial choice.
Scientists at UMass Amherst have published the first-ever whole genome of the Canada lynx, a key conservation tool for studying evolution, disease, genetics and habitat connectivity. The release provides critical information on genetic health, demographic history and adaptive variation to inform wildlife management and policy decisions.
Subtropical Storm Joyce is disorganized and wandering in the north central Atlantic Ocean, according to NASA satellite imagery. The system's patchy development of thunderstorms indicates a lack of organization, which may lead to heavy rain generation.
A study published in PLOS ONE found that early-career scientists who received first-time NIH grants are successful in obtaining subsequent funding. These researchers consistently submitted more applications per year, renewal applications, and to multiple NIH Institutes. They also demonstrated better grant writing skills and project scope.
Researchers identified 40 different Leptospira strains in Uruguay cattle, including rare isolates and serotypes matching those found in human leptospirosis patients. The discovery highlights the need for improved diagnostic tools and vaccination strategies to mitigate the risk of human infection.
A study by the University of Michigan and Louisiana State University found that early suspensions can lead to a negative trajectory in academic life, particularly for boys. The researchers suggest that this phenomenon is linked to factors such as aggression, parental involvement, and implicit racial biases.