Researchers at MSU used transposons to tag individual strains of Brucellosis bacteria, allowing them to track the spread of the disease in cattle. The study provided critical insight into the cow's mucosal barrier and identified genes involved in severe outcomes.
A meta-analysis found that the frequency of dual allergies to penicillin and cefazolin was only 0.7%, making it safe for nearly all patients with a penicillin allergy history. Cefazolin is now considered a suitable alternative to other antibiotics in surgery patients.
Researchers have developed a highly sensitive pressure sensor cap that can help reveal whether a helmet is a perfect fit for an individual player's head. The device uses fabric-based sensors that map pressure in real-time, providing valuable information on helmet fit and potentially reducing the severity of sports-related head injuries.
An interdisciplinary team proposes an action model to promote psychosocial health by synergistically combining health promotion and prevention concepts. The model includes five elements: psychosocial health, health promotion, disease prevention, and their relationships.
Researchers at Monash University developed a flow model to analyze public transport networks, identifying critical bottlenecks and suggesting solutions. The model improved commuter times by 23% on weekdays and up to 26% on weekends in Melbourne.
A new report published in Proceedings of the National Academy of Sciences suggests older age and alcohol consumption before conception may alter a specific gene's epigenetic marks, impacting human egg development. The study provides valuable insights into environmental factors affecting gene regulation through epigenetics and imprinting.
Researchers have solved a long-standing mystery of how living organisms distinguish RNA and DNA building blocks during gene expression. The discovery enables the design of more effective antiviral drugs targeting viral RNA polymerases.
Researchers identified genes overexpressed in mouse models of arthritis, showing that TARM1 suppresses immune system response and collagen-induced arthritis. TARM1 inhibition weakens autoimmune arthritis, suggesting a new treatment target for autoimmune diseases.
A study published in Infection Control & Hospital Epidemiology found that high speed air hand dryers spread more contamination than paper towels, with levels of surface contamination 10 times higher after air dryer use. Microbes can also transfer to clothing and other surfaces via contaminated hands.
Scientists have created a new composite material combining thermal expansion properties of invar alloys with additional physical characteristics. The material, made from aluminum and samarium hexaboride, has near-zero heat expansion and demonstrates invar behavior up to 60 K.
Research by the Annenberg Public Policy Center found that gun violence on popular prime-time TV dramas doubled from 2000 to 2018, with gun use substantially increasing and rising significantly as a proportion of the violence depicted in the shows. This trend parallels the rise in U.S. homicide deaths attributable to firearms.
Research in simulated weightlessness found cognitive speed initially declined but remained unchanged, while emotion recognition worsened over time. Astronauts' ability to read emotional expressions may be impaired in long space missions, impacting teamwork and mission success.
A large study from Children's Hospital of Philadelphia found that soccer had the highest head impact rate for both boys and girls, attributed to intentional headers. Basketball and field hockey had lower but still significant head impact rates, with notable differences between male and female athletes.
Researchers identified a new hepatitis B virus in donkeys and zebras that causes prolonged infections, potentially leading to better understanding of chronic hepatitis B and development of new therapies.
A new satellite-measured Solar-induced Chlorophyll Fluorescence (SIF) product is introduced to enhance carbon neutrality research. The SIF product, developed using a physical-based algorithm named IAPCAS/SIF, retrieves emission data from two micro-windows within the O2 A-band.
Researchers found that using amber-colored filters on 'warm white' LED lamps reduces insect attraction to nocturnal lighting in a tropical forest. Insects play crucial roles as pollinators, regulators, decomposers, and food sources; using filtered LEDs can mitigate the negative impacts of ALAN on wildlife.
Researchers found a link between citrullinated vimentin, produced by lung macrophages in response to environmental pollutants, and the development of lung fibrosis. The study suggests that targeting PAD2 enzyme could attenuate cadmium/carbon black-induced fibrosis.
A global study found that diverse communities of pollinators provide more stable pollination services to nearby crops over time. This suggests that land management techniques that support pollinator diversity, such as wildflower areas and crop rotations, can help maintain long-term benefits to food production.
A study investigates the role of vertical coupling in TC genesis, revealing a key mechanism behind the formation of TCs. The research suggests that VHTs play a crucial role in connecting the middle- and lower-troposphere trough axes, leading to VC.
Researchers developed acid-sensitive nanoparticles that can penetrate dense stromal barriers and eliminate cancerous cells. The approach may offer a new avenue for developing efficacious drugs inhibiting pancreatic tumor growth and metastasis.
Scientists developed a tri-tube heart valve replacement that can regenerate and grow over time, addressing the need for long-term valve replacements in children with congenital heart disorders. The new design showed improved growth dynamics and reduced calcification compared to clinically used bioprosthetic valves.
Researchers at the University of Groningen found that introducing a molecule that attacks self-replicating fibres allows for the emergence of more complex structures. This discovery solves Spiegelman's monster, which previously hindered the origin of complexity in life.
Researchers at the Chinese Academy of Sciences have developed a 'genome scalpel' to efficiently produce sustainable biofuels from sunlight and CO2 by removing non-essential genes from microalgae. This approach could lead to more efficient production of biomolecules like biofuels, with potential applications in renewable energy and redu...
Researchers used cosmic microwave background data to map location and density of missing baryons around galaxy groups. The measurements reveal that these halos extend up to 6 million light-years from their center, challenging previous models.
A new method of DNA sequencing using PacBio HiFi sequencing has been successfully applied to assemble the genome of barley with high accuracy and speed. The approach yielded better quality genome sequences compared to other methods, including more complete genes and accurate reassembly of non-coding regions.
Researchers have successfully tracked the ultrafast motion of electrons inside a Xenon atom using synchrotron radiation. By interfering with the coherent light waves, they observed the electron movement at a time scale of femtoseconds, significantly faster than previously thought.
Researchers used conductive atomic force microscopy to detect tiny channels for dark currents in solar cell surfaces, revealing the loss mechanism at the interface of silicon heterojunction solar cells. The study showed that these channels are caused by disorder in the a-Si:H layer and lead to trap-assisted quantum mechanical tunnelling.
A groundbreaking global study maps ocean areas that, if strongly protected, can help solve climate, food and biodiversity crises. The research identified specific regions that could provide multiple benefits, including safeguarding nearly 80% of marine species and preventing the release of one billion tons of CO2 into the ocean.
Researchers studied 71 elephant seals' daily routines, finding they prioritize low-risk rest at night as they gain body fat. Seals with more fat prefer darker waters for safety over energy conservation, and adjust bedtime based on daylight hours.
A new study published in PLOS ONE found that supplementing beef cattle diets with red seaweed can significantly reduce methane emissions without compromising meat quality. The research showed reductions of up to 80% in methane production, and the authors suggest that this could help farmers improve efficiency and reduce costs.
An Australian-Italian team used the Murchison Widefield Array telescope to observe a cluster of galaxies in Abell 2877. The team discovered a radio 'jellyfish' structure with a steep spectrum that challenges current understanding. The discovery was made possible by the unique low-frequency capabilities of the MWA.
New research reveals that artificial light at night significantly suppresses courtship activity in fireflies, with bright amber light having the greatest impact on female receptivity. This study highlights the need to minimize outdoor lighting to protect firefly populations.
A new study found that cancer survivors have a significantly higher risk of cardiovascular disease in the next decade. Researchers estimate that about 8% of cancer survivors will develop heart disease or stroke over the 10-year period, compared to 5% of those without a cancer history.
A new study published in Nature reveals that transform faults are actively involved in shaping the ocean floors, contradicting a previous assumption. The research found that these faults cause extension of the seafloor and magmatism at their outer corners.
Scientists discovered the structural and molecular factors governing the stability of a protein complex involved in DNA repair pathways. The study reveals that exposure to organic solvents and oxidizing environments can cause the complex to disassemble, offering insights into novel phenomena and potential treatments for diseases such a...
A study published in PLOS ONE found that immersive VR videos of art and natural scenes elicit similar levels of 'the sublime', but with distinct sub-dimensions. Nature-based videos evoked a greater sense of vastness, existential danger, fear, and positive affect compared to art-based videos.
Researchers found that dynamic stretching can improve kicking accuracy, while intense physical exercises have a negative effect on kick velocity. Consumption of carbohydrate beverages during matches also enables players to maintain adequate kicking performance.
A silent killer, Enterococcus lacertideformus, has been discovered as the cause of mysterious deaths in native reptile populations on Christmas Island. The bacterium grows in the animal's head and internal organs, causing death through direct contact or biting, highlighting the need for targeted antibiotic trials.
Researchers at KAUST have developed electron-transporting, air-stable organic semiconductors that can generate electricity from waste heat. The polymers' unique design enhances electrical conductivity and thermoelectric performance, paving the way for scalable, sustainable energy solutions.
A new study by the University of Pennsylvania's Annenberg Public Policy Center found that the proportion of gun violence in US TV dramas increased between 2000 and 2018, mirroring real-life gun homicide trends among youths. The study suggests a potential link between media gun violence and real-life gun use for violent purposes.
A study reveals that over one in ten lung cancer patients are unsure of their tumor type, highlighting the need for improved communication between patients and healthcare providers. Language differences and complex treatments contribute to these misunderstandings, jeopardizing patient care.
A new study reveals that SARS-CoV-2 infects cells with high expression of ACE2 receptor and protease, found in lung epithelium and other organs. The study suggests that elderly people, men, and smokers are more severely affected due to increased viral entry factor expression.
Researchers have created a highly efficient red-emitting phosphor using glass crystallization, overcoming the limitations of traditional LEDs. The new phosphor enables the production of high-power warm white lighting with excellent optical properties.
A recent study published in Education & Society found that voters with low education levels tend to support social welfare programs but vote against left-wing candidates. Meanwhile, more educated voters are less likely to sacrifice their policy preferences and vote for parties with opposing views.
The AMP trials tested a broadly neutralizing antibody called VRC01, which was effective at preventing the acquisition of HIV strains in sensitive populations. However, results showed that more than one single bnAb is needed to prevent HIV acquisition, highlighting the need for combination monoclonal antibody cocktails.
A landmark South African study validates the need for second-generation Covid-19 vaccines, as the AstraZeneca vaccine showed minimal protection against mild to moderate infections caused by the B.1.351 variant. Despite this, the WHO recommends continued deployment of the vaccine in countries where the variant circulates.
The US Navy is developing a virtual reality personality assessment tool to improve recruitment and selection processes. The Manpower and Personnel Assessment Battery (MPAB) will use virtual reality technology, physiological markers, and real-time data analytics to assess applicants' skills and personalities.
A new study reveals how female elephant seals shift their activity patterns as their body condition improves during a 7-month foraging migration. As they regain weight, the seals prioritize safety over feeding, with rest dives occurring progressively earlier and in shallower waters.
Researchers have created a more powerful, fast-charging supercapacitor with improved connectivity and recyclability using affordable tin. The material enhances the properties of cobalt oxide-based electrodes, leading to increased conductivity and promising practical applications.
A new study found that the carbon footprint of PPE used by NHS staff during the pandemic was equivalent to flying from London to New York 244 times daily. Adopting strategies like reusing and recycling, as well as reducing PPE volumes, can dramatically reduce environmental impact.
A new study by Columbia University Mailman School of Public Health found that cannabis use among adults with children in states where legalization has occurred increased significantly. The study highlights the need for education on protecting youth from secondhand cannabis smoke, which poses health risks similar to tobacco smoke.
Climate models suggest that offsetting agricultural emissions through CO2 removal could require substantial price increases, potentially up to 41% for beef, 40% for milk, and 14% for rice. Implementing such measures could be crucial in achieving ambitious climate targets.
Researchers developed software to rapidly measure additively manufactured parts for increased accuracy. The tool analyzes scan data to identify accurate printers and settings, ensuring consistent production.
Donald Sparks has won the 2021 Philippe Duchaufour Medal for his pioneering work on soil chemistry and carbon dynamics. He is recognized as a global leader in environmental soil chemistry, having carried out visionary science throughout his career.
A raw diet from late suckling to 2 months old reduces inflammatory bowel disease (IBD) risk in dogs later life. Early dry food intake increases IBD incidence.
Researchers from Max Planck Institute of Molecular Physiology have developed a cell-based assay that identifies highly potent IDO1 inhibitors with different mechanisms of action, which could lead to promising immunotherapies for cancer treatment. The new approach overcomes limitations of existing cell-free assays and holds promise for ...
Individuals with ADHD earn 17% less than controls, finds study analyzing 1.2 million Swedish high school graduates. Higher rates of comorbid developmental disorders and intellectual disability exacerbate the occupational burden.
Researchers have identified address codes in odorant receptor proteins that ensure targeted binding to the cell surface. These
The partnership aims to improve understanding of CDS incidence, prevalence and risk factors. Canine cognitive dysfunction syndrome affects about 14% of dogs 8 years and older.
Cu-based small-pore zeolites have been demonstrated to be promising candidates for NH3-SCR catalysts due to their unique structural features and physicochemical properties. The latest advances in Cu-SSZ-13 applied to the NH3-SCR reaction highlight the significant opportunity presented by zeolite-based catalysts.
Researchers at the University of Plymouth have discovered a biomarker, Fibulin-2 (FBLN2), that can distinguish between grade I and II meningioma tumours. This breakthrough could spare surgery for up to 85% of patients with lower-grade tumours, reducing the need for high-risk treatments.
Researchers from the University of Copenhagen have studied the giraffe's genome, discovering a key gene FGFRL1 that enables its extraordinary features, such as high blood pressure and dense bones. The study also found that giraffes spend less time sleeping than other mammals due to their unique circadian rhythm regulation.
Researchers at FAU have uncovered the secret behind the Pazyryk carpet's vivid colors using high-resolution x-ray fluorescence microscopy. Fermenting sheep's wool before dyeing increases brilliance and longevity of the color.
Research from Michigan State University highlights the racial disparity gap in cervical cancer information and follow-up, citing poor provider-patient communication as a key factor. The study suggests that improving education and using digital channels like text messages can help bridge this gap.
A new algorithm, C2FIV, uses facial motion to verify identities, providing an additional layer of security. With a success rate of over 90% accuracy in its preliminary study, the technology has broader applications beyond smartphone access, including workplace and online banking security.
A new AI-powered screening tool has been developed to detect precursors to cervical cancer in women, particularly in low-income countries where access to skilled pathologists and advanced equipment is limited. The method uses mobile digital microscopy and achieves a sensitivity of 96-100% in identifying patients with precancerous lesions.
A new study from Osaka University reveals that Japan is ready to embrace active patient involvement in research, following the US and UK trends. The Rare and Undiagnosed Diseases Study JAPAN uses online platforms and virtual tools to facilitate collaboration between patients and researchers.
Researchers developed a more accurate model of how bacteria search for nutrients by considering both chemotaxis and chemokinesis. The new model reveals that combining these two motions enhances population responses to nutrient distributions.
A pooled data analysis of 31 clinical trials found that wearable fitness trackers and step counters significantly helped people with weight-related health conditions lose weight. Those using research-grade step counters/accelerometers lost an average of 4.4 kg, while commercial fitness trackers produced a 3 kg loss.
A study characterized genomic and neoantigen evolution between primary and first recurrence tumors in 23 HNSCC patients, identifying shared genes with predicted neoantigens. Patients with these shared neoantigens tend to have increased duration of survival with disease.
Research found that restored streams have fewer large and stable rocks for insect egg-laying, delaying recovery. Insects rely on these rocks to quickly repopulate and maintain ecosystem health.
A recent UBC-led study scores criteria across five global regions to identify areas of investment necessary for a socially equitable, environmentally sustainable, and economically viable Blue Economy. The study found considerable differences between regions in their approach to development.
Kessler Foundation researchers identified practical and technical barriers to the use of surface electromyography (sEMG) in clinical neurorehabilitation. They propose a collaborative approach to enable rehabilitation professionals to routinely use sEMG, including hands-on experience, user-friendly technology interfaces, and open-access...
A study found that gene therapy can create a long-term store of correct T cells in the human thymus, leading to sustained health in patients with SCID-X1. The treatment works by delivering corrected genes into stem cells, which then produce healthy immune cells.
A new study finds that mobile stroke units (MSUs) improve patient outcomes and lessen the chance for disability by delivering care faster than standard stroke care. MSU patients received tPA treatment within 60 minutes, resulting in better outcomes and less disability.
A research team at FAU has discovered that calcium can break the strong nitrogen bond at a temperature of minus 60°C. This finding could lead to simplified industrial processes for converting nitrogen into useful chemicals.
A new study by MIT scholars finds that most people who share false news stories online do so unintentionally, and that their sharing habits can be modified through reminders about accuracy. Inattention and knowledge deficits are key factors in the spread of misinformation, rather than deception.
Researchers developed an AI model that predicts crystal structures of multi-element alloys without requiring massive data. The method showed high accuracy in predicting structural phase and can save calculation cost by up to 1,000 times compared to previous methods.
Research has identified two stevia varieties that can withstand freezing temperatures, making them suitable for growth in temperate climates. The study aims to improve the yield and taste of stevia while reducing production costs.
A prospective clinical study found that patients have three times greater chance of positive outcomes when their surgeons follow evidence-based guidelines for lumbar spinal fusion. The results suggest that patients meeting criteria for successful surgery are three times more likely to experience improved quality of life and reduced pain.
A study by Jordi Gumà and Jeroen Spijker finds that partner characteristics, especially education level, significantly affect the health of Spanish women aged 65+, whereas men's health is less sensitive to their partner's status. Traditional gender roles in Spain also play a role in this phenomenon.
Researchers found that several existing suicide risk prediction models are accurate enough to be implemented cost-effectively in clinical practice. The models could help identify individuals at high risk of suicide and offer effective interventions such as active contact and follow-up or cognitive behavioral therapy.
The SIIOS team successfully tested its technology on Greenland's surface, detecting seismic waves comparable to those from ground-based seismometers. The findings could aid NASA's future missions to Europa and Enceladus, where subsurface liquid oceans are believed to exist.
Filtration with high-efficiency particulate air (HEPA) filters is the most popular choice in hospitals and clinical settings. Other methods using ultraviolet C (UVC) light and bipolar ionization also show promise, but research on their effectiveness against COVID-19 is still evolving.
A comprehensive study identifies specific ocean areas that must be protected to safeguard over 80% of endangered marine species' habitats and boost fishing catches. The research also finds that trawling is pumping hundreds of millions of tons of carbon dioxide into the ocean every year, highlighting the need for strict protection.
Researchers at MIT used computer simulations to model the mechanical response of coronaviruses to ultrasound vibrations. They found that frequencies between 25-100 megahertz triggered shell and spike collapse within a millisecond.
Shattuck finds that innate social distancing can prevent infection spread within social groups, echoing public health directives. His research explores the biological and cultural factors influencing human behavior during illness.
A new study reveals that a long noncoding RNA molecule named Linc00402 plays a key role in mobilizing the immune response after bone marrow or solid organ transplantation. The researchers found that inhibiting this RNA could improve outcomes for transplant recipients, reducing the risk of graft-versus-host disease and cancer relapse.
Researchers have developed a dual-functioning catalyst that breaks down common drugs in wastewater while efficiently converting water into hydrogen for fuel. The catalyst, composed of cobalt oxide and titanium dioxide with platinum nanoparticles, showed promise in degrading antibiotics and producing substantial amounts of hydrogen.
Researchers have discovered Stegosaurus teeth from Eastern Siberia that exhibit a high wear and replacement rate, suggesting the dinosaur may have adapted to life in high-latitude environments. The findings could provide insights into the biology and ecology of these fascinating creatures.
Researchers found that increased deciduous vegetation leads to higher moose populations, which in turn affects wolves and ultimately caribou. Human land use, like forestry, significantly increases vegetation productivity, contributing to caribou declines.
Researchers at Stanford University developed a new technique to compare genetic differences between humans and chimpanzees, revealing significant disparities in the expression of genes SSTR2 and EVC2. This study provides insight into human evolution and potential causes of neuropsychiatric diseases.
Researchers at North Carolina State University conducted a pilot study to model ferrovolcanism, the predicted manifestation of planetary volcanism on metallic worlds. They found that metallic lava flows travel 10 times faster and spread more thinly than rocky flows, creating braided channels with smooth, thin layers.
Researchers at University of Illinois developed software to improve 3D-printed part accuracy, reducing costs and waste for factory production. The software tracks printer and settings data to identify accurate parts.
Researchers evaluated low-cost 3D scanners for accuracy and repeatability in capturing residual limb shape. The study found that some devices matched expert clinician results while others showed significant variation.
Researchers aim to understand how physical health affects mental health in senior cats, with potential implications for early detection and monitoring of chronic inflammation. The study may also provide insights into the relationships between physical and cognitive health in feline patients.
Researchers found that algae colonizing dead coral can lead to false impressions of a healthy reef ecosystem. This challenges traditional methods for assessing coral health, which rely on measuring calcium carbonate production, as it may not accurately account for the impact of algal overgrowth.
Researchers at Ames Laboratory have developed a new method to break down polystyrene waste in a single step, at room temperature, and without harmful solvents. The process involves ball-milling, which generates free radicals that enable the extraction of monomeric styrene from the oligomeric radical-bearing species formed.
A recent study published in The Journal of Clinical Endocrinology & Metabolism found that non-Hispanic black patients with Type 1 diabetes and COVID-19 are almost four times as likely to present with diabetic ketoacidosis compared to white patients. The study highlights the importance of addressing social determinants of health, includ...
A study published in PLOS ONE reveals rare honey bee behaviors, including mouth-to-mouth larval feedings, using video recordings from within the hive. The research provides new insights into individual honey bee behavior, revealing complex social interactions and processes previously undocumented.
A large European survey found that women managers report better sleep quality in countries with greater gender empowerment. In contrast, men managers slept better in higher-GDP countries. These findings suggest a link between gender equality and improved sleep quality for women, while economic development benefits men.
Researchers created growing heart valves using tissue engineering and regenerative medicine, which showed reduced calcification and improved blood flow function. The valves could prevent repeated surgery in children born with congenital heart defects and be stored for at least six months.
Researchers mapped over 400 patients with SCN2A-related disorders, linking genetic abnormalities to clinical features. The study provided a framework for precision medicine approaches to help individuals with these conditions.
Researchers found that low-dose aspirin reduced the need for mechanical ventilation, ICU admission, and in-hospital mortality in hospitalized COVID-19 patients. Aspirin use was associated with a decreased risk of these severe outcomes, including a 44% reduction in mechanical ventilation.
A recent study published by the University of California - San Francisco detected 109 chemicals in pregnant women, including 55 new ones, which may be derived from consumer products or industrial sources. The researchers used high-resolution mass spectrometry to identify man-made chemicals in people.
A Stanford University study found that wind turbines produce more electricity during extreme cold weather, which is often accompanied by increased demand for heating. This suggests that wind energy can provide critical power to meet growing seasonal heat demands, even in the coldest of times.
The D614G mutation stabilizes the spike protein, making it more infectious. Redesigned vaccines incorporating this mutant spike protein may elicit protective neutralizing antibodies.
UT Southwestern researchers have identified the structure of nicotinic acetylcholine receptor a7 in three different shapes. This breakthrough could lead to new pharmaceutical treatments for schizophrenia, lung cancer, and COVID-19.
A new RNA detection method, BOLORAMIS, overcomes limitations of previous technologies to analyze RNA molecules in their native cellular environment. The study demonstrates high specificity and sensitivity, enabling the analysis of multiple RNAs simultaneously.
Researchers found no significant difference in plant growth or health when grown under different light filters, making see-through solar panels a feasible option for greenhouses. This technology could enable energy-neutral farming and reduce greenhouse emissions.
A review of 149 articles on VR in education found that basic science, social science, and health/medicine were the most popular disciplines. VR interventions had a medium effect on learning, with disciplinary design and level of immersion influencing this effect.
A Washington State University study found that COVID-19 has increased stress among pregnant women in the US, with concerns about baby contracting the disease and financial worries. The pandemic also exacerbated existing disparities in healthcare access and social support for low-income and women of color.
Researchers at the University of California, Davis, found that feeding seaweed to beef cattle can reduce methane emissions by 82 percent. The study, which tested seaweed supplements over five months, demonstrates the potential for sustainable livestock production and could help address climate change.
Scientists have discovered that large numbers of inherited genetic mutations collectively increase cancer risk, particularly for late-onset types. This breakthrough could lead to more effective early detection strategies and personalized cancer treatments tailored to an individual's genetics.
Observational study finds racial and ethnic disparities in very preterm birth and preterm birth among NYC women remain stable during COVID-19 pandemic. Similar disparities seen between first wave of pandemic and same period previous year.
A recent SWOG Cancer Research Network study found that even with access to clinical trials, cancer patients living in the poorest neighborhoods have a nearly 30% greater chance of dying from their disease. The disparity persists despite uniform high-quality care.
Researchers at UC San Diego discover epigenetic mechanisms to accelerate muscle cell growth using pluripotent stem cells. Triggering specific factors can prime these cells for rapid regeneration.
Research published in BMJ Open found that preschoolers' extensive electronic media use is associated with hyperactivity, short attention span, and friendship issues. The study suggests that excessive screen time may impede healthy development, affecting language and social skills.
Mouse embryos can now be grown outside the womb for up to six days, allowing researchers to observe early stages of development in unprecedented detail. The method, developed by Weizmann Institute of Science researchers, enables detailed study of embryonic development and potential insights into birth defects.
Researchers at Sanford Burnham Prebys found that blocking macropinocytosis in the thick tissue surrounding a pancreatic tumor slows tumor growth. The study suggests that macropinocytosis is an important driver of pancreatic cancer growth and provides a potential therapeutic target.
An international team of scientists has generated a model of a human embryo from skin cells, called iBlastoids, which can be used to study the biology of early human embryos in the laboratory. The breakthrough allows for extensive study into causes of very early miscarriage and effects of toxins and drugs on early development.
A study found that COVID-19 mobility data used to inform public health responses can disproportionately harm older and minority groups. The researchers assessed the validity of SafeGraph data, which contains information from approximately 47 million mobile devices in the US, but lacked demographic information such as age and race.
A new study from the University of Pennsylvania School of Nursing found that hospitals with better nurse work environments have lower odds of 7-day and 30-day readmissions and shorter lengths of stay for ischemic stroke patients. This suggests that a positive work environment can lead to improved post-stroke care outcomes.
A new study reveals how socioeconomic factors contribute to the increased odds of testing positive for SARS-CoV-2 among Black and Hispanic Americans. The researchers found that median income was the largest proportion of COVID-19 positive tests, with population density and household size also playing a role.
A recent study published in Bioelectricity found that electromagnetic fields can hinder the spread of breast cancer cells, slowing their metabolism and potentially stopping them from moving. Researchers believe this approach may be useful in fighting highly metastatic cancers.
A new technique developed by McGill University scientists can detect ultra-trace quantities of plastics in various environmental samples, including snow, water, and soil. The technique allows for more accurate analysis of micro- and nano-plastics, shedding light on the widespread impact of plastic pollution on human health.
New research from Swansea University found that warmer temperatures help invasive species establish themselves and alter ecosystem structures. The study analyzed the synergistic effects of temperature and invasions on communities, revealing that temperature and invasion act together to increase species loss and create smaller networks.
Researchers at Osaka City University have developed a new quantum algorithm, BxB, which calculates energy differences directly to predict electronic states of atoms and molecules with chemical precision. The algorithm achieves this with half the number of qubits required by the existing Quantum Phase Estimation (QPE) method.
Researchers found nearly two-thirds of wells have water levels below nearest stream, indicating rivers are leaking into aquifers. The phenomenon, exacerbated by human activity, may worsen in decades, with some rivers potentially disappearing, impacting downstream communities and ecosystems.
Researchers have developed a graphical model to identify cells in the brain, overcoming a major neuroscience bottleneck. The approach uses relationships among cells to define their identity and outperforms traditional methods in identifying cells, especially with imperfect data.
A new study published in Neurology suggests that health problems like high blood pressure and obesity in one's 20s can lead to cognitive decline decades later. Researchers analyzed data from over 15,000 participants and found that cardiovascular risk factors were strongly associated with thinking skills decline.
A study of over 14,000 U.S. young adults found that adverse childhood experiences, such as physical and sexual abuse, predict greater performance-enhancing substance use. The likelihood of using anabolic-androgenic steroids increased nine times among men and six times among women who experienced sexual abuse.
Scientists review advances in CO2 electrochemical transformation using ILs, focusing on CO2 reduction and organic transformation. They highlight the potential of ILs to improve selectivity and efficiency, enabling the production of value-added chemicals.
Scientists have observed the collective movement of nanorobots in living mice, mirroring patterns found in nature. The nanorobots, powered by urease, induce fluid flows and display homogeneous distribution within the bladder.
A recent study has unveiled a novel membrane-free CO2 battery that can produce hydrogen and electricity while sequestering carbon dioxide emissions. The new battery exhibits high faradaic efficiency of 92.0% and offers significant benefits for sustainable human life.
Serious vision impairment declined by 26% among those aged 85 and older, while Black and Hispanic Americans showed greater reductions. The decline was attributed to the implementation of the Affordable Care Act and advances in medical interventions for vision problems.
A four-year federal grant of over $2 million is being awarded to Dr. Andrew Gewirtz at Georgia State University to investigate the role of inflammation and altered gut microbiota in the development of metabolic syndrome.
Researchers at Cornell University have created a micron-sized self-folding origami bird using shape memory actuators. The device can fold itself into 3D configurations within 100 milliseconds and holds its shape even after the voltage is removed.
Researchers at Leipzig University have developed a new model that enables precise determination of the features in complex pore networks, revealing potential applications in drug release, sensor technology and energy storage.
Scientists analyzed ancient lake sediment in the Arctic Ocean and found evidence of a shrub native to northern Canadian ecosystems that was once widespread. The findings may provide insight into the potential future of the Arctic's vegetation as it warms due to climate change, with implications for thawing permafrost and sea level rise.
Researchers found that artificial light at night reduces diurnal insect visits to plants that were illuminated during the nighttime. Beetles increased their visits instead. The study's findings highlight the indirect ecological effects of light pollution and call for further research to mitigate its impact.
Researchers studying an iron-based high-temperature superconductor discovered that an energy band gap opens at the intersection of two allowed energy bands on the material's surface. This unexpected electronic behavior could lead to breakthroughs in quantum computing and dissipationless electronic devices.