A new material has been developed to improve wound healing and prevent bacterial infections, leading to faster recovery times compared to existing commercial dressings. The material was tested on mice and showed complete wound healing within two weeks.
A nested case-control study found an association between older maternal age at birth of the last child and exceptional longevity. Women who had their last child beyond age 33 years had twice the odds for survival, with an increased risk tempered by having multiple children.
Adding MM-398 to standard treatment for metastatic pancreatic cancer improves overall and progression-free survival, according to a phase III trial. The combination therapy showed significant benefits over standard treatment alone, but with higher gastrointestinal side effects.
A new research approach could improve medical study recruitment by adjusting treatment odds based on early results. In a recent study, patients shown an explanation of the odds were more willing to participate, with 67% volunteering compared to 54% without such explanation.
Researchers developed a water-based organic battery that is long-lasting, cheap, and environmentally friendly. The battery uses no metals or toxic materials and can store large amounts of energy, making it a potential solution to the nation's renewable energy challenges.
A study reviews policy interventions and commodity market effects to slow Amazon deforestation, finding positive incentives as effective as penalties. The review suggests establishing simple incentives for responsible farmers to preserve forests.
Researchers developed cellular composite materials with unprecedented light weight and stiffness using epoxy-based resins and 3D printing techniques. The materials mimic balsa wood's mechanical properties and offer improved performance over commercial 3D-printed polymers and polymer composites.
Reducing agricultural production in provinces like Inner Mongolia, Heilongjiang, and Hebei, and importing food from other regions, could conserve China's water resources. A new report suggests that restructuring these regions could reduce national water use while maintaining food security.
A new microRNA has been identified as a potential therapeutic target for treating osteoporosis by blocking bone destruction. Researchers believe this discovery could lead to innovative treatments for conditions such as osteoporosis and other bone diseases.
Scientists at NIST and IU developed a tool that calculates fundamental properties of most atoms with historic accuracy, improving the prediction of atomic properties for fields like nuclear medicine and astrophysics. The technique enables precise determination of base energy levels, crucial for fundamental atomic research.
Research from NOAA Fisheries reveals how a shift in prey species led to cod aggregating in a small area, making them easily caught by fishermen. This change affected fishery management and assessment results, highlighting the need for accurate indicators of stock abundance.
The guidelines provide healthcare providers with standardized recommendations for diagnosing and managing concussion in children, from initial assessment to recovery. The resources also include tools and instructions for parents, coaches, and school officials to recognize concussion and ensure safe reintegration into activities.
Researchers have created a compact, backpack-sized device that can analyze cocaine and its metabolite in urine samples in under 15 minutes. The device uses microfluidic technology and small mass spectrometer to provide highly accurate and sensitive results comparable to laboratory tests.
A team of scientists found two emperor penguin colonies near the Mertz Glacier in East Antarctica, with a total of 7,400 breeding pairs. The study used both satellite imaging and ground surveys to monitor population trends and habitat changes.
A new study by University of Utah Health shows that early surgical follow-up with primary care physicians significantly reduces hospital readmissions for patients undergoing high-risk surgeries. Patients who received post-operative complications had a 20% lower readmission rate when they saw their primary care provider within 30 days.
A new report reveals that even top-performing students forget 60% of their A-Level syllabus within three months. Researchers tested nearly 600 students and found that universities expect high knowledge retention but students struggle with memorization.
Researchers have created nanoparticles that can deliver and exchange complementary molecules inside cells. The nanocarriers, 15 nanometers in diameter, navigate through the membrane and sequenceally deliver their cargo, enabling exclusive interaction between internalized molecules.
A NASA model can predict and visualize the interaction between solar wind, solar radiation, and asteroid surfaces in unprecedented detail. The model adapts to complex activities and provides highly efficient simulations, potentially identifying hazards for human explorers.
Researchers confirm global picture of cold and wet Martian environment, with evidence of concave basins, lobated structures, and moraines. Ancient glaciers covered vast regions of the planet's surface, including Gale crater.
In experiments by Yale and Harvard psychologists, more than two-thirds of people were willing to take a sustainable 'fair share' of resources, while selfish individuals consistently destroyed them. Democratic principles led to group consensus on resource allocation, ensuring the next generation's survival.
A UCSF-led study found that nearly 80% of obstetricians agree that physicians have a role in helping patients reduce exposures to environmental health hazards. However, only one in five physicians routinely ask about these exposures or receive training on toxic chemicals' effects.
Researchers have developed a way to identify isolated pieces of DNA floating outside the bacterial chromosome, which can play important roles in virulence and antibiotic resistance. Extrachromosomal DNA elements, such as phages and plasmids, were found widespread among medically important strains of Staphylococci.
Scientists have discovered the corona extends far beyond previous observations, with implications for NASA's Solar Probe Plus mission. Direct measurements of the heliosphere's inner boundary provide new insights into solar particle behavior and the origin of the solar wind.
Researchers analyzed Stanley Miller's old samples and replicated his 1958 experiment, finding peptides formed under basic conditions. This discovery suggests a new path to the formation of proteins and enzymes necessary for life.
Researchers warn that invasive watersnakes in California pose a threat to native and endangered species, including the giant gartersnake, California tiger salamander, and foothill yellow-legged frog. The snakes' spread could disrupt ecosystems and lead to further declines of already imperiled native fish and amphibians.
Researchers have created a device using microchannel technology that can remove endotoxins from blood, preventing sepsis. The technology may offer an alternative to antibiotics and could be used as a prophylactic treatment.
The Jackson Laboratory Cancer Center has renewed its NCI grant for another year, solidifying its position as a world-class institution in multidisciplinary cancer research. The center supports innovative projects and collaborates with major academic medical centers to develop precise interventions for preventing cancer progression.
A study of nearly 13,000 Americans found no association between insomnia and high blood pressure, despite growing concerns about the potential health risks. Insomnia symptoms do not increase the risk of developing hypertension or being prescribed blood pressure medication.
A new study by Brazilian researchers demonstrates that converting degraded pastureland to sugar cane biofuel crops can provide a nearly immediate carbon payback. The Cerrado region in Brazil has seen over half of its land cleared for agriculture, but using this land for sugar cane production could help slow climate change.
A new literature review challenges decades-old risk assessment methods used for toxicologists, arguing that oral gavage does not accurately model human dietary exposures. The authors propose exploring alternatives to mimic human exposures when there are multiple routes of exposure and chronic exposure.
A new study by Tel Aviv University researchers has identified the biological flaw that causes most fish larvae to die within days of hatching. The 'hydrodynamic starvation' mechanism is triggered by the physical interaction between the larva and its environment, leading to poor feeding ability and high mortality rates.
Researchers from the Johns Hopkins Bloomberg School of Public Health found that deploying a small number of skilled midwives in the world's poorest nations could prevent over a quarter of maternal, fetal, and infant deaths worldwide. Increasing midwife coverage to 60% by 2015 could save nearly 2.3 million mothers and babies.
Scientists at the University of Basel have discovered that proteins within nuclear pores function like a 'velcro', enabling controlled and selective transport of particles. This discovery has potential applications in lab-on-a-chip technology, where it could be used to miniaturize complex pump and valve systems.
A genetic study published in The Lancet Diabetes & Endocrinology suggests a causal link between low levels of vitamin D and high blood pressure. The study found that increasing vitamin D levels was associated with a drop in blood pressure and a decreased risk of developing hypertension.
A new study found that people are more accepting of using performance-enhancing products for personal gain than for athletic performance. The research suggests that brands can make their products more appealing by reframing their effects as enabling true abilities rather than embellishing beyond them.
Researchers have developed a therapeutic vaccine targeting mutant IDH1, a common genetic mutation in brain tumors. The vaccine was tested on mice and showed promising results, with immune cells recognizing and attacking cancer cells. A clinical trial is planned to test the safety of the vaccine in human patients.
Research by the University of Copenhagen found that street football boosts postural balance, muscle mass, and bone mineralization in homeless men. The study also showed improvements in aerobic fitness, exercise capacity, and cardiovascular health.
Researchers propose an architecture-centric method, ABC, to unify software development phases and control high-level structural complexity. The method realizes consistent, flexible, and systematic modeling and control of software complexity across the whole lifecycle.
Researchers found that people create classification systems to deal with clutter, modifying rules or tolerating transgressions. Understanding everyday tidiness practices helps consumers negotiate social norms regarding tidiness, enabling them to cope with daily constraints and opportunities.
Researchers at McMaster University have discovered a fungus-derived molecule called AMA that can stop the spread of the deadly antibiotic-resistant gene NDM-1. Testing revealed that the molecule rescues carbapenem antibiotics' activity, providing a new way to combat superbugs.
As people with HIV age, they face stigma, social isolation, and increased health risks due to the virus and its treatment. A growing number of individuals are living into their 60s and 70s, highlighting the need for adapted policies and support systems.
A study by Harvard University researchers found that allowing people to vote on resource harvesting led to the preservation of these resources for future generations. The voting system used was based on the median of all votes cast, which encouraged altruistic decisions and cooperation across generations.
A study by LSTM researchers reveals that closely related Anopheles gambiae and A. coluzzii mosquito species can exchange genetic variation to adapt to environmental changes. The transfer of a major insecticide resistance mutation resulted in no detectable impact on reproductive isolation, contrary to expected outcomes.
Skyrmions, subatomic quasiparticles that could play a key role in future spintronic technologies, have been observed for the first time using x-rays. Researchers found two distinct skyrmion sub-lattices that rotate with respect to each other, creating a moiré-like pattern.
The new estimates of neonatal infections highlight the high burden of sepsis, meningitis, and pneumonia in regions. The study's findings support the urgent need for more investment and action to reduce newborn deaths due to severe infection through prevention and treatment with antibiotics.
A new MIT study provides direct evidence of plants in the Neanderthal diet, suggesting a more varied diet than previously thought. The researchers analyzed fecal remains from El Salt, Spain, finding metabolized versions of animal-derived cholesterol and phytosterol, a compound found in plants.
Researchers at Princeton University and the DOE's PPPL are developing a prototype system that can verify the presence of warheads without collecting classified information. The system uses high-energy neutrons to compare warheads with known true warheads, providing a key step towards reducing nuclear arms.
A new study suggests that using multiple perspectives in ads can have negative effects on consumer processing, leading to difficulty in forming a story and negative evaluations. Brands should use care when placing both pictures and imagery instructions in the same ad.
The university will support six new implementation sites with the SafeCareTM model, a child maltreatment prevention program, and provide training and implementation support. Georgia State aims to establish six new sites, deliver SafeCareTM to over 2,400 families, and expand its use through training.
A new study reveals that individuals save more when made to feel powerful, especially when saving for financial resources. The authors conclude that feeling powerful motivates people to use saving as a means to maintain their current state of power.
Researchers at Carnegie Mellon University have developed LiveLight, a video summarization technique that evaluates action in videos and ignores repetitive sequences. The method produces a miniature video trailer that enables viewers to quickly grasp the essence of an event or security footage.
A new study reveals a correlation between unhappy marital interactions and a higher risk of cardiovascular disease, as well as thicker carotid arteries. The research found that individuals with positive marital interactions had an 8.5% greater risk of heart attack or stroke.
A new study reveals that peer-to-peer problem solving can lessen the need for firms to contact their supplier for traditional customer support services. By leveraging collective knowledge and wisdom of customer communities, firms can conserve time and resources associated with traditional support services.
A NIOSH study reveals extremely hazardous carbon monoxide concentrations can accumulate near rear decks of uncontrolled gasoline-powered generators on houseboats. Innovative engineering controls have reduced exposure by up to 99 percent, enhancing safer working environments for boat users.
A Boston University School of Medicine study found that women who had their last child after age 33 had twice the odds of living to 95 years or older compared to those who had their last child before age 29. This suggests that women may be driving the evolution of genetic variants that slow aging and increase longevity.
Researchers found that fracking flowback fluid can mobilize tiny particles in soil, releasing associated pollutants like heavy metals. This phenomenon can exacerbate environmental risks during accidental spills.
The Kaiser Permanente Southern California Outpatient Safety Net Program uses electronic health records to identify and address potential gaps in patient care, targeting issues such as medication interactions and follow-up tests. The program has shown promise in improving patient safety across various clinical conditions.
Researchers identified specialized ribbons of four protofilaments within cilia microtubules, linking proteins to human disease. The discovery sheds light on the microstructure of cilia and their role in human function and disease.
A team of CAS researchers developed biomimetic nanochannels to harness the power of confined water in biological systems. Inspired by nature's intelligent design, they created a strategy for designing smart nanochannels with applications in energy conversion systems.
A recent study published in Journal of Consumer Research found that people tend to distort their memories of past indulgences when faced with an opportunity to indulge. This distortion leads to greater levels of indulgence. By understanding this phenomenon, businesses and individuals can develop strategies to avoid impulsive decisions.
A new study in the Journal of Consumer Research suggests that focusing on oneself can help individuals overcome distractions and stay committed to their goals. When participants were seated in a cubicle facing a mirror, they were more likely to eat M&Ms when thinking about abstract goals, such as improving their health.
Astronomers have discovered three closely orbiting supermassive black holes in a galaxy over four billion light years away. The system's tight configuration suggests that these closely-packed black holes are far more common than previously thought.
Net energy analysis provides a quantitative way to compare energy production with energy required for technology development and maintenance. The technique can identify potential costs and barriers to technology development that conventional financial analysis might not reveal.
Researchers recommend moving emphasis from dysfunction to competence, and propose embodiment theory as a viable solution. The latest edition of the DSM-5 also focuses on improving evaluations of persons with TBI by mental health professionals.
Researchers have discovered tetrodotoxin, a potent paralysis-inducing neurotoxin, in two species of terrestrial flatworms. The toxin was found to be used during predation to subdue large prey and may also play a role in defense through egg capsules.
The Laboratory for Shock Wave and Detonation Physics Research at CAEP made significant progress in optimization of physical design, material processing, and experimental measurement technology. Experimental data on equation of state for materials under ultra-high pressure was obtained, leading to advancements in hypervelocity launch th...
Researchers have identified a crucial component of human language development in fruit flies, revealing the biological basis of operant learning. The study found that flies with a compromised FoxP gene failed to learn tasks, similar to human patients with FoxP mutations.
Scientists at USAMRIID have proposed a set of standards for sequencing viral genomes, providing a common 'language' among researchers. The standards will facilitate the analysis and application of genome sequences across various fields, including diagnostics, vaccine development, and therapeutics.
People with tinnitus process emotions differently in the brain from those with normal hearing, according to a study led by University of Illinois professor Fatima Husain. The study found that patients with tinnitus showed more activity in two brain regions associated with emotion, while having lower activity in the amygdala.
Researchers analyzed ancient Neanderthal fecal matter, revealing significant plant intake alongside meat consumption. The study provides new insights into the role of vegetables in the Neanderthal diet.
Researchers at the University of Texas Medical Branch have developed a human monoclonal antibody, m102.4, that protects nonhuman primates from Nipah virus disease even five days after infection. This breakthrough could lead to the development of a therapeutic treatment for people infected with the deadly virus.
A team of researchers at Virginia Tech used infection-modeling techniques to analyze the mass incarceration problem, discovering that small but significant differences in prison sentences can lead to large disparities in incarceration rates. The model reproduces many facets of incarceration in the US, including racial disparities.
A new study reveals that a warming period over 400,000 years ago caused the Greenland ice sheet to deglace and raise global sea levels by 4-6 meters. The research uses sediment core analysis to track the chemistry of glacial stream sediments, providing insights into the history of ice sheets in Greenland.
A computer simulation analysis found that lowering the toxicity of new HIV drugs can increase patient quality-adjusted life expectancy by up to 11%, or more than 3 years. This reduction in side effects can lead to increased patient survival and improved treatment outcomes.
A new hypothesis resolves the inconsistency between energy expenditure and maximum entropy production principles, proposing that a system minimizes resistance to its driving process. This refinement unifies the principles under a single framework, with applications in hydrogeology and other fields.
Researchers at Kyoto University found that the universe's radiation S reaches its maximum around the observed Higgs expectation value of 246 GeV. The study suggests that this could be evidence of the Big Fix, where Standard Model parameters are naturally fixed to achieve optimal results.
Researchers found Arctic birds are initiating nests earlier in spring, with snowmelt being the primary driver of this change. The study suggests that climate change is causing long-distance migrants to adapt their breeding cycles, potentially impacting population viability.
New supercomputer simulations show that most dark matter halos failed to form galaxies, with gas sterilized by the heat from first stars. The research improves understanding of dark matter, a mysterious substance believed to make up 85% of the universe's mass.
A researcher is using a $900,000 grant to resolve the debate on whether G protein-coupled receptors form dimers. He suspects that light transfer between constantly moving receptors may be random and not actual relationships. The study aims to find out how many drug targets are there and if they can help in treating various ailments.
Adults who watch TV for three hours or more each day may double their risk of premature death compared to those who watch less, according to new research. Sedentary behaviors like watching TV are linked to increased mortality rates, with a twofold higher risk for those watching three or more hours daily.
The magnetic hose, made of a ferromagnetic cylinder covered by a superconductor material, efficiently transports magnetic fields. The device has potential applications in quantum computing, enabling individual control over quantum systems.
A new study explains how Avibase, an online global database of birds, successfully addresses issues related to standardized scientific names and their meanings. The database pairs scientific names with citation definitions using taxonomic concepts.
A new study of nearly 1 million California births found that women who are obese before becoming pregnant face an increased risk of delivering a very premature baby. The risk was highest at the earliest gestational ages and for non-Hispanic, white first-time mothers in the most obese category.
Researchers at the University of East Anglia argue that natural resources worth more than US$40 trillion must be accounted for. The value of these 'natural capital' elements is largely excluded from GDP and corporate accounting, but using them has an impact on the natural world and future living standards.
Scientists at ETH Zurich have identified a mechanism that protects immune cells from natural killer cells. Type I interferon receptors play a crucial role in this process, and its absence can lead to the elimination of healthy immune cells. This discovery may have implications for understanding autoimmune diseases.
A recent study published in Neurology suggests that veterans with a history of traumatic brain injury (TBI) are 60% more likely to develop dementia than those without TBI. The study found that veterans with TBI developed dementia about two years earlier, highlighting the potential long-term consequences of TBI on cognitive health.
A Johns Hopkins-led research team found that motivational interviewing significantly reduced secondhand smoke exposure among children living in households with smokers. The study showed a 17% increase in prevalence of home smoking bans and a 13% decrease in smokers in the intervention group.
A new study by NYIT College of Osteopathic Medicine professor A. Martin Gerdes found that administering low doses of thyroid hormone can restore hormone levels in the hearts of rats with diabetes and prevent deterioration of heart function.
Unique groups of microbes, known as Dehalococcoides, can convert hazardous chlorinated chemicals like TCE into ethene, a benign end product. However, they may stall at this stage, producing toxic intermediates. New research proposes that microbes are out-competed for hydrogen, a necessary electron donor, causing the breakdown to fail.
A four-year trial found that 30% of patients with cryptogenic stroke had atrial fibrillation detected within three years with the device, compared to 3% in those who received standard follow-up care. Patients with atrial fibrillation were switched to blood thinners, which proved more effective in preventing future strokes.
A recent study found that nearly half of all quality improvement initiatives have little to no impact on quality of care. Effective feedback strategies include delivery from a respected colleague, repeated multiple times with specific goals and action plans.
A study found that rejection from luxury salespeople increases consumers' willingness to buy and display the product. Affirming a person's self-concept before rejection can mitigate its impact. Luxury brands can use this insight to improve customer experiences.
Researchers found that taste-related words activate emotional centers and gustatory cortices, whereas literal words only stimulate emotion when part of a sentence. Metaphorical sentences may spark increased brain activity in emotion-related regions due to physical associations.
Scientists found that fracking fluids can dislodge tiny particles in soil, attracting heavy metals and other chemicals that could harm people and animals. The study's findings suggest that flowback fluids from fracking operations could contaminate groundwater with a third of the colloids present.
A new report by the European Commission's Joint Research Centre analyzes the impacts of climate change in 9 sectors, predicting significant economic losses, heat-related deaths, and coastal damage. The study finds that the northern Europe region would experience the lowest welfare losses, while southern Europe would bear the most burden.
The US Food and Drug Administration (FDA) has found that failure to monitor progress according to the stated schedule was the most common concern among clinical trial sponsors, followed by failure to obtain the agreement of the principal investigator. Poor record keeping was also a significant issue, with 40% of warnings related to it.
Researchers from MIT developed an algorithm that allows distributed agents, such as robots, to collect data and analyze it independently. The algorithm outperformed a standard algorithm that works on aggregated data in experiments involving several different data sets.
Researchers at the University of Liverpool developed a new method to target bone growth, increasing density by 30 percent in weaker regions. The method uses miniature muscle pacemakers to produce contractions in targeted areas, showing promise for effective treatment of bone disease and fragility.
A new study found that minority entrepreneurs are more likely to fail due to limited choices caused by rejection and discrimination. This can lead to a loss of self-esteem and personal control. The research highlights the need for public policy stakeholders to address these systemic issues.
Mathematicians develop models to describe cell migration and tumor invasion, as well as dispersal patterns in species. The studies reveal the existence and uniqueness of traveling waves in malignant tumor invasion and show how fitness-dependent dispersal conveys advantages towards ideal free distribution in populations.
The article investigates the effects of triclosan, a common antimicrobial ingredient, on human health and the environment. Studies have found that triclosan can disrupt hormones and cause problems for vulnerable populations, such as fetuses and breastfeeding babies.
A Cornell University study investigated food fears about ingredients such as HFCS, and found that people who avoid these ingredients are more likely to receive information from the internet. Providing consumers with historical context about an ingredient can help reduce ingredient fears.
A new study reveals that less attractive children receive more help than their cuter counterparts in disaster relief efforts. The research suggests that when a child's need is severe, facial attractiveness has no effect on helping responses.
A study of Australian mothers and daughters found that alcohol consumption increased significantly over a generation, with daughters between 18-25 years old consuming more alcohol than their mothers. Higher education had no effect on consumption levels.
Researchers from Brown University developed a mathematical model that helps engineers control wrinkle, crease, and fold structures in various materials. The model shows that at low compression, wrinkles form across the surface, but as compression increases, critical points lead to the localization of ripples into sharp creases.
The 2014 World Stem Cell Summit will bring together leading scientists, business leaders, and regulators to discuss the future of regenerative medicine. The summit will feature over 200 prominent speakers from more than 40 nations, exploring the latest scientific discoveries and innovative business models.