A new study led by CU Boulder finds that comet 67P/Churyumov-Gerasimenko has an extremely active surface with growing fractures, collapsing cliffs, and massive rolling boulders. The comet's surface underwent rapid changes due to the warming of its ice surface, causing it to sublimate and move massive rocks across its surface.
A study published in JAMA found that a nationwide norepinephrine shortage in 2011 was associated with an increased risk of in-hospital death among patients with septic shock. The shortage led to a decline in norepinephrine use, which may be related to worse outcomes and other unmeasured factors.
The collaboration aims to advance therapies for stroke patients by analyzing and characterizing clots from European and US patients. This research has the potential to improve treatment options for the estimated 15 million strokes that occur worldwide each year.
Researchers developed a smartphone app using geofencing to track participants' hospital visits, achieving 65% accuracy. The study highlights the potential of smartphones in tracking medical visits and reducing retrospective reporting errors.
Researchers have created a polygenic hazard score that predicts age-specific risk of developing Alzheimer's disease based on genetic information. The score identifies individuals with higher genetic risk who develop AD at an earlier age, even among those without the APOE E4 allele.
A University of Michigan study found that middle school boys who feel secure about their race are more likely to form diverse friendships. The researchers discovered that these boys tend to have more clarity about their ethnicity or race, which leads to greater friendship diversity.
A review of 13 studies found that mixing energy drinks with alcohol increases the risk of injury due to masked intoxication effects. Researchers warn that this practice poses a serious public health concern, and more research is needed to confirm findings.
Researchers at Rockefeller University have discovered that changes in the vascular system and a plasma component called Factor XII may trigger Alzheimer's disease. The study suggests that targeting this process could lead to early diagnosis and new treatments for the condition.
A Japanese team of researchers has successfully applied a new material, MgGa2O4, to a tunnel barrier in magnetic tunnel junctions (MTJs), achieving large tunnel magnetoresistance ratios and low device resistance. This breakthrough opens the possibility for new spintronic applications.
The global tobacco control treaty has increased the adoption of tobacco reduction measures around the world, leading to a 2.5% reduction in global smoking rates between 2005 and 2015. Countries that fully implemented more demand-reduction measures experienced significantly greater reductions in smoking rates.
Researchers at Princeton University have discovered a new form of the compound GeSe with a ring type structure like graphene. The beta-GeSe compound has a unique 'boat' conformation that could provide valuable properties for electronic devices.
Researchers at Rice University have developed an eco-friendly method to recycle electronic waste by using a cryo-mill to pulverize circuit boards into separated powders. The process breaks down components into homogenous powders that can be reused, reducing the need for energy-intensive processes and minimizing environmental harm.
A new study discovered a chemical compound that selectively stalls the production of specific proteins by targeting the ribosome. This approach offers a promising strategy for treating diseases, including cancer and cardiovascular disease.
Researchers at Yale University have created a new material that can be applied to any sulfur cathode, improving battery stability and cycle life. The gel-like coating increases the number of cycles to over 1,000, making it suitable for high-energy-density batteries.
A group of researchers has developed a method to control magnetism by curving nanomagnets, inducing chiral textures within the magnetization field. This discovery could lead to stable vortex-antivortex pairs for future data storage and random access memory devices.
Researchers are exploring whether two over-the-counter medications can diminish alcohol abuse in diagnosed bipolar patients. A five-year clinical trial is currently underway to assess the effectiveness of citicoline and pregnenolone in treating alcohol-use disorders in people with bipolar disorder.
A Phase 2 clinical trial of trofinetide in girls with Rett syndrome aged 5-15 showed statistically significant clinical benefits, including improvements in the Rett Syndrome Behavior Questionnaire and Clinical Global Impression of Improvement. The high dose of trofinetide was well-tolerated with no dose-limiting effects observed.
A research team developed a polygenic hazard score to estimate an individual's Alzheimer disease risk based on their genetic data and age. The score predicted those with the highest risk were several times more likely to develop AD, with earlier expected onset by up to 10 years.
Astronomers have developed a way to detect the ultraviolet (UV) background of the Universe, which could help explain why there are so few small galaxies in the cosmos. The UV radiation strips smaller galaxies of the gas needed to form stars, effectively stunting their growth.
The US health system faces significant challenges, with high costs, persistent disparities, and the financial burden of chronic illness. Eight policy directions were identified as vital to improve health outcomes and increase efficiency, including four action priorities and four essential infrastructure needs.
A study published in the Journal of Clinical Child and Adolescent Psychology found that children who receive guidance on intervening in bullying incidents are more likely to do so. Conversely, parents telling their children to 'stay out of it' can actually increase the likelihood of bystander involvement in bullying. The research highl...
A new study suggests that generic sexual health messages are insufficient for young female tourists, as their motivations and perceptions of risk vary greatly. The research identified five clusters of sexual risk-takers, each with unique characteristics and needs, highlighting the need for targeted and tailored health messages.
Scientists have discovered a 430 million-year-old crustacean fossil, named Cascolus ravitis, in recognition of Sir David Attenborough's contributions to natural history. The exceptionally well-preserved fossil reveals details about the animal's body plan, limbs, and respiratory-circulatory physiology.
Swedish researchers used nanoelectrochemical measurements to study zinc's influence on neurotransmitter release. They found that zinc reduces the number of stored neurotransmitters but maintains the amount released upon stimulation.
Changes on Comet 67P's surface were likely driven by seasonal events, according to a new study. The comet's surface has been shaped over time through cometary-specific weathering, erosion, and transient events.
A new study found that children who experience food insecurity in early childhood are more likely to start kindergarten less ready to learn than their peers from homes that are food secure. The study also showed that the timing and intensity of food insecurity matter, with longer episodes linked to poorer outcomes.
Researchers have discovered a chemical compound that selectively stalls the ribosome, halting the production of specific proteins while leaving general protein production untouched. This discovery suggests a new approach to finding drugs that target undesired proteins before they are made.
Researchers have confirmed that doping spiro-OMeTAD with LiTFSI prevents holes from getting trapped, allowing them to move freely and generate electrical current. This process was observed using electron spin resonance spectroscopy and demonstrated a two-order-of-magnitude increase in the number of electron spins.
A bioethics researcher suggests that a robust global governance framework can be established for human cloning by adopting a deliberative format similar to climate change talks. This approach involves knowledge sharing, feasibility testing, and stakeholder involvement to promote ethical behavior.
Research from the journal Area Development and Policy highlights China's successful economic growth as a model for other developing countries. To achieve sustained growth, these countries should develop their economies according to their comparative advantages and avoid immediate exposure to international competition. However, there ar...
A new study suggests that the ability to assess group size is processed in the ancient brain structure of the subcortex, which is shared across humans, birds, and fish. This finding has implications for understanding mathematical thinking and education.
Researchers at University of California - San Diego School of Medicine identified a new approach to treat depression by inhibiting the brain enzyme Glyoxalase 1 (GLO1). The study showed that inhibiting GLO1 alleviated depression symptoms in mice, with faster results compared to conventional antidepressant Prozac.
The USDA has allocated $11 million for projects addressing antimicrobial resistance, a significant public health concern affecting over 2 million people annually. The funding supports extramural research and education activities aimed at understanding and mitigating AMR along the food chain.
New research finds that commonly used fungicides in almond orchards can be harmful to honey bees, leading to a significant reduction in their survival rate. The study's findings suggest that bees may face danger from chemical applications even when responsibly applied.
Researchers at Aarhus University have described the structure and organization of the DNA control protein Rad26, revealing how kinase Rad3 is recruited to damaged DNA. This new knowledge may lead to the development of Rad3 inhibitors that make cancer cells more susceptible to chemotherapy.
An experiment aims to resolve divergence between special relativity and standard model of cosmology by precisely measuring particle mass. The results may indicate whether the universe has a resting frame.
CuanTec develops durable, antimicrobial, and biodegradable food packaging for seafood using a biopolymer from shellfish. The company aims to reduce £60 million annual losses in the seafood sector by converting waste into valuable products.
A Stanford Medicine study found that gun violence resulted in significant national medical costs, with the government bearing a large share of the burden. The study estimated total hospital costs for firearm-related injuries over a nine-year period and highlighted the need for fact-based research to inform health policy decisions.
A new study examined the Identity Project, a mental-health promotion intervention that explores ethnic and racial identities in young people. The program helps promote key developmental constructs that can enhance the positive development of youth from diverse backgrounds.
Researchers at Lund University developed a method to control extreme UV light using strong laser pulses, allowing for precise manipulation of electron dynamics and light properties. This technique has the potential to revolutionize our understanding of light/electron interactions.
A new study reveals that mice handled by a 'mouse-friendly' tunnel exhibit more active exploration during cognitive tests compared to those picked up by the tail. This non-aversive handling method can improve test performance, save time, and enhance research reliability.
Researchers at Louisiana State University and Lund University have developed a new method to direct short bursts of x-ray light using strong laser pulses. This breakthrough allows for precise control over the properties of the light, including direction and pulse duration.
The ACS Kavli Lectures will discuss recent advances in understanding polymer networks and their innovations, as well as the inspiration of CRISPR systems for powerful genome engineering tools. These lectures aim to address open challenges in materials science and provide new insights into the design and application of materials.
Chemists from Russia and Switzerland develop biosafe luminescent nanoparticles for imaging tumors and blood vessels, offering an alternative to toxic quantum dots. The particles are composed of hafnium oxide doped with rare earth metals, which provide high luminescent properties while maintaining biosafety.
A study found a strong association between TV advertising for testosterone therapies and increased testing, new prescriptions, and treatment initiation. The increase in testosterone use was particularly notable among men without clear indications for treatment.
Researchers at Mie University have found a potential cause of auditory hypersensitivity in autistic model animals, leading to a more precise diagnosis method. The 'inhibitory' pathway abnormality is linked to sound localization skills, enabling clearer and more accurate assessments.
A team of USC researchers has identified the intraflagellar transport 88 (IFT88) gene as a potential cause of human cleft lip and palate. The study found that three siblings born with the condition shared a common gene mutation, which was also present in mouse models.
The NEOS experiment has provided new insights into the elusive 'ghost particles' known as sterile neutrinos, which are thought to be responsible for an anomaly in previous oscillation data. Despite failing to detect these mysterious particles, the study's results suggest that setting up new limits for their detection may be necessary.
A randomized trial found that prenatal DHA supplementation had no effect on cognitive, language, and motor development in children at 7 years of age. The study also revealed a possible negative impact on parent-rated behavior and executive functioning.
A study by Penn State researcher Amit Sharma found that people who frequently dine out tend to under-estimate their spending and then raise their budgets, leading to over-spending habits. The results show that mental budgeting may cause consumers to discount the future and place higher value on current consumption.
Researchers at Ohio State University Wexner Medical Center correlated gene mutations with acute myeloid leukemia (AML) subgroups, identifying key mutational features and potentially important genetic differences among the subgroups. The study's findings may help guide mutation testing and treatment decisions in AML patients.
Researchers observed growing fractures, collapsing cliffs, and rolling boulders on the comet's surface during its two-year investigation. Changes were linked to geological processes like weathering, erosion, sublimation of water ice, and mechanical stresses.
A four-year study of two congeneric lupines found that seed predation can shape plant communities, but the impact depends on habitat conditions. The removal of European beachgrass altered the ecosystem, leading to a rebound in the rare lupine population and suggesting that seed loss is not always detrimental.
A study by Michigan State University researchers found that allowing livestock to graze amidst protected wildlife disrupts their survival. Wildlife reacts differently to livestock invasions, requiring diverse policies for each species.
New research shows fish can evolve to avoid fishing nets by staying within protected areas, increasing population size. Marine reserves effective in preventing extinction and protecting biodiversity for some species.
FARE has awarded over $1 million to three scientists to study the causes of food allergies and develop new treatments. The recipients will focus on improving oral immunotherapy, IgE glycosylation, and understanding the role of Dock8 in maintaining tolerance to food antigens.
Research suggests that older mothers have a positive impact on their children's upbringing, with fewer behavioral and emotional problems at ages 7 and 11. However, this advantage declines before age 15.
A study by St. Jude Children's Research Hospital scientists shows that the histone writer enzyme Ezh2 can both suppress and drive the most aggressive form of medulloblastoma. Inhibiting this enzyme could be counterproductive for cancer treatment in certain situations.
Researchers used quantum dots to study transport within cells, observing both fast and slow movements. They found that faster particles move through openings in a dynamic network of protein tubules, while slower ones are caught in the same network.
Researchers have developed a new method using ultrasound to measure fluid in the lungs, which could help diagnose scarring and fibrosis. The technique allows for quantitative information on lung fluid levels, potentially tracking treatment progress more effectively.