A new study suggests that a COVID-19 vaccine needs to be at least 80% effective to achieve a complete 'return to normal' and prevent an epidemic. Social vulnerability is also linked to increased COVID-19 infection, with specific factors varying among regions and counties.
Researchers from Tokyo University of Science use a special approach to detect acetonitrile in a low-density region of the Sagittarius molecular cloud. They analyze radio wave absorption patterns to infer the presence of this complex organic molecule, shedding light on its distribution and potential role in the origin of life.
Auralee Edelen's work uses machine learning to streamline particle accelerator operations, while Wai Ling Wu explores mysteries in astrophysics and cosmology. The Panofsky Fellowship provides funding for five years of research.
A recent study found that only 80 primate studies investigated the effectiveness of conservation interventions, highlighting a severe lack of evidence for effective conservation. The authors propose several actions to improve the evidence base, including increasing resources for intervention-effectiveness testing and publication.
A study of 2,500 Finnish children aged 2-6 years found that negative experiences of early childhood education and care were mainly related to interaction with peers, play, rules, and restrictions. Children's positive experiences were associated with their own activities, such as play and excursions.
Research found that cancer cells losing 'stickiness' allows them to move freely, but dense environments can still hold them back. This contradicts previous understanding of cell movement in cancer development.
Researchers found that climate change and coastal development will reduce suitable nesting grounds for loggerhead turtles by 10%, while green turtles will see a 7% decrease along the US East Coast. Leatherback turtles face minimal changes in suitable habitat availability.
A new therapeutic approach to treating Alzheimer's disease has been discovered by researchers at the University of Kentucky, using an antibody to target inflammation and promote microglia to clear amyloid deposits in the brain. The study found that this approach leads to reduced amyloid deposition and improved cognition.
The study examined SARS-CoV-2 positivity rates among hospitalized children with no COVID-19 symptoms. Researchers found that approximately 21% of these patients tested positive for the virus.
A global study of over 320,000 patients found that hydroxychloroquine plus azithromycin increases cardiovascular risks, including mortality, in the short and long term. The combination therapy was associated with a 65% relative increase in cardiovascular-related mortality compared to sulfasalazine.
A revised code upgrade has improved the calculation of forces acting on magnetically confined plasma in fusion energy experiments. The new software, SPEC, enables researchers to determine the boundary of plasma in stellarators more easily, allowing for a better design and performance.
A new study from Boston Medical Center highlights the benefits of using health technology to engage African American and Black women earlier in preconception care. The online system Gabby increases the rate of maintaining and acting on identified preconception care risks by 16 percent, with results maintained after 12 months.
In adult fruit flies, accumulating extra genome copies in brain cells may help prevent cell death caused by DNA damage. This novel anti-aging defence could also shed light on human age-related brain diseases.
Researchers at Stony Brook University have determined the near-atomic resolution structure of the activated Arp2/3 complex, providing insights into its role in biology and disease. The discovery may lead to a better understanding of diseases such as cancer, neurodegeneration, and bacterial infections.
A new study finds that loose networks benefit men in uncertain work environments, while tight networks favor women. This difference in networking structure contributes to wage disparities between men and women in high-risk occupations.
Researchers have used single-cell RNA sequencing to profile transcriptome-level changes in response to DNA damage across individual cancer cells. The study found three distinct groups of genes activated in response to chemotherapy, revealing new insights into why some cancer cells survive while others die.
A study of over 86,000 Japanese couples found that wives with similar cardiovascular disease risk factors as their husbands are more likely to suffer from the same disorders. The researchers emphasize the importance of considering spouses' health in medical treatment and recommending family-based interventions.
A study found that people who catastrophize about their pain are less likely to be physically active later in the day, leading to a cycle of sedentary behavior and worsened pain. This psychological factor may explain why patients with chronic pain avoid physical activities despite its importance for pain management.
A new study found that adults who experienced parental intimate partner violence, mental illness, and substance dependence were more than 10 times more likely to have been victims of childhood sexual abuse. The study suggests that these parental problems can increase the risk of childhood sexual abuse by nearly tripling or even doublin...
A recent trial found that genetic testing can significantly reduce the risk of serious cardiovascular events after balloon angioplasty. The study used personalized genetic testing to identify patients with a specific gene variation that affects the activation of antiplatelet medication, resulting in a 34% reduction in adverse events.
Researchers developed computational models of patients with COVID-19 to enhance assessment and analysis tools in CT and radiography. These models were combined with imaging simulators for COVID-19 studies, yielding realistic results.
Researchers from Beth Israel Deaconess Medical Center and Lahey Hospital & Medical Center developed an online assessment tool to help patients and providers make informed decisions about choosing mental health apps. The tool, currently featuring over 200 apps, allows users to filter by safety, ease of use, and user privacy.
Researchers have successfully replaced fishmeal and fish oil in farm-raised Kampachi diets with algae oil, a cost-effective alternative that maintains growth rates and fillet yield. The study's findings have significant implications for ocean sustainability and the growing demand for seafood worldwide.
Researchers have discovered hundreds of massive stone structures in northwest Saudi Arabia, dated to 7,000 years ago, suggesting they were used for rituals and social bonding exercises. The structures, called mustatils, consist of two large platforms connected by long walls and lack obvious openings.
A new study suggests that treating COVID-19 patients with antibiotics could lead to increased antimicrobial resistance in the wider population. The research, published in the Journal of Antimicrobial Chemotherapy, found that high levels of antibiotics in rivers and coastal waters may result in an increase in resistant bacteria.
Researchers at George Mason University are developing a contactless fingertip imaging system to detect COVID-19. The system utilizes sweat metabolite biometrics, which is non-invasive and potentially more accurate than current temperature checks.
Researchers at Ben-Gurion University develop a new AI technique to protect medical devices from malicious instructions and human errors. The dual-layer architecture improves anomaly detection performance, enabling the detection of context-sensitive anomalies that cannot be detected using traditional methods.
A newly developed genotyping chip can help establish and maintain genetic diversity in reef restoration efforts. The chip allows researchers to genetically identify corals and their symbiotic algae, enabling conservation biologists to track coral diversity and compare samples.
A placebo-controlled clinical trial found that vitamin D supplements did not prevent severe asthma attacks in at-risk children. The study, led by Juan C. Celedón, followed nearly 200 children with moderately low vitamin D levels for three years and showed no benefit from the supplements.
Scientists develop a self-actuated soft hydrogel driven by an oscillatory chemical reaction to produce an autonomous integrated pump for microfluidic applications. The researchers created a single-component power source, simplifying design and reducing cost.
Scientists discovered that a specific brain pathway is crucial for motivation but not for reward-driven learning. The research may lead to more precise interventions and effective therapies for psychiatric disorders.
Astronomers studied the galaxy's radio structure using VLBA, revealing a striking TIE fighter shape at 6.6 GHz. The team observed two periods of activity in TXS 0128+554, suggesting a lull in activity created a gap in the radio emission.
Researchers have developed a new imaging technique called single-molecule orientation localization microscopy (SMOLM) that allows them to distinguish between different phases of lipid molecules in cell membranes. This technique uses fluorescent probes to directly 'see' the probe's orientation and determine its chemical composition.
Researchers discovered a new ichnospecies, Karethraichnus zaratan, living on the carapace of an extinct marine turtle during the Late Cretaceous period. The species is believed to be a bivalve that formed symbiotic relationships with its host, revealing new insights into ancient paleoecology and evolution.
Research by UC Riverside found that information markets are more accurate than ad hoc groups in making decisions, despite initial skepticism. As people become accustomed to using markets, they gain trust in their reliability and accuracy.
Two major microbial groups, Patescibacteria and DPANN, lack the ability to breathe, instead relying on fermentation to synthesize ATP. These microbes, found in Earth's subsurface, may be remnants of ancient forms of life that predate the evolution of respiration.
A collaborative research group from Kyoto University investigates how animals balance information sharing with disease risk to form social networks. They propose an integrative framework that incorporates deleterious forms of social transmission, like infectious diseases.
Most adults with systemic lupus erythematosus (SLE) and common forms of arthritis are not at increased risk of hospitalization from COVID-19, despite taking immunosuppressive medications. Hospitalization rates for these groups are similar to those for the general population.
Researchers analyzed fossilized teeth of ancient herbivores to reveal dietary shifts from woody vegetation to grasses and sedges, around 2.7-2 million years ago. The findings suggest that behavioral dietary changes can precede apparent morphological adaptations in hominins.
A team of scientists created a computational model of proteins responsible for transforming mercury to toxic methylmercury, shedding light on how this reaction occurs and its environmental impact. The models suggest that conserved cysteine amino acids in HgcB are involved in shuttling mercury to HgcA during the reaction.
A recent study suggests that student loan debt can have a negative impact on students' likelihood of securing full-time employment upon graduation. The researchers found that having student loan debt leads to additional stress during the job search, which can harm chances of securing a full-time job.
Researchers have developed a novel STAR assay to measure absolute telomere length, enabling rapid diagnosis of cancer and age-related diseases. The method can process up to 48 samples from low DNA amounts, providing critical information for precision therapy.
Scientists from the University of Tsukuba found that retrotransposons may change how genes are expressed in melons. In a study published in Communications Biology, researchers discovered that retrotransposons had a role in altering gene expression when melon genomes were diversifying and affecting fruit ripening.
Researchers at the University of Tsukuba have developed a new crystalline material that reversibly changes color from yellow to red when absorbing water, indicating the presence of water. This work could lead to the creation of highly sensitive vapochromic sensors that can detect gases or water vapor without external power.
Breast cancer cells can exist in different cellular states, ranging from stem-like cells to more differentiated cells. Researchers identified a complex spectrum of cell states between different tumor types, which can range from stem-cells to 'beginner cells' and more differentiated cells.
An international team has successfully mapped the global distribution of the coronal magnetic field for the first time. Using observations from the Coronal Multi-channel Polarimeter, they applied a technique called magnetoseismology to infer the average magnitudes of the magnetic field in the corona.
Andrew Subica, a UC Riverside researcher, has been awarded two NIH grants to develop culturally tailored interventions for Pacific Islanders' mental health treatment and engagement in opioid use disorder treatment. The studies aim to address the significant research gap on opioid use disorders in Pacific Islander populations.
Researchers at Children's Hospital Los Angeles are investigating cellular damage and repair in chronic kidney disease and Alport syndrome. Their studies aim to identify molecules that trigger injury in kidney cells, with potential applications for medications and treatments.
A study published in BMC Public Health found a significant increase in sedentary behaviour across Europe, with 54.3% of adults spending more than four-and-a-half hours sitting per day in 2017. The research also showed that young and older adults were equally affected, but the age group with the largest increase was those aged 35-44.
Researchers found that quitters had a 30% lower probability of stroke and 16% reduced likelihood of all-cause death compared to current smokers. Quitting smoking significantly lowers the risk of stroke for people with atrial fibrillation, according to a new study.
Scientists have developed a paper-based mechanical memory board by folding paper using the Kresling pattern, generating a switch that can be controlled using vibrations. By placing multiple switches on a single platform, researchers created a functioning mechanical memory board with wide applicability for future device development.
Asymmetric stresses within electrodes used in wearable electronic devices can lead to improved durability and lifespan of batteries. Researchers from the University of Warwick have found that varying coating properties on each side of double-sided coated electrodes can help mitigate high bending stress and improve mechanical resilience.
Researchers at UQ and Griffith University use quantum superposition of order to successfully transmit information through two noisy channels. The technique, which can nullify the effect of one noisy medium on another, has potential applications in satellite communication and secret sharing.
Researchers found N95 masks reduce cough spread to 0.1-0.25 meters, while uncovered coughs can travel up to 3 meters, and cloth masks can bring spread down to 0.5 meters
Breastfeeding and human milk are critical to maternal and infant health outcomes during public health emergencies. Current COVID-19 recommendations contradict WHO guidance, disproportionately harming Black, Indigenous, and People of Color communities. Studies must be conducted with a racial equity lens to provide evidence-based guidance.
Researchers discovered that zebrafish use social interactions to achieve near-optimal foraging efficiency and promote equality among group members. The study found that the animals adapt to group size but not food distribution, resulting in a robust foraging strategy.
A new US study found that socioeconomic factors are linked to heart failure mortality rates in the United States. The study analyzed over 1.2 million deaths from heart failure across 3,048 counties between 1999 and 2018, revealing significant disparities in mortality rates based on measures of wealth and social deprivation.
Researchers develop a new concept to understand how precipitation affects tropical animals, including feeding behavior, predation, and physiological responses. The hygric niche framework has implications for conservation and climate change mitigation in the tropics.
A new device developed by Dartmouth engineers has the potential to improve patient outcomes for prostate cancer patients who undergo radical prostatectomy. The device, which uses microendoscopic electrical impedance sensing probe technology, aims to detect positive surgical margins and prevent disease recurrence.
A WVU-led study is testing online treatments for mild to moderate symptoms of anxiety and depression among West Virginians. The one-year project aims to provide immediate relief and assess patient progress over three months.
A team of researchers found that two specific gut bacteria establish a metabolic cross-feeding mechanism, enabling them to grow in diets lacking essential nutrients. This interaction also affects the fly's feeding behavior, reproduction, and brain function, making the microbiome more resilient to dietary changes.
Researchers developed a machine learning model that analyzes molecular structure to predict enthalpy of formation with better accuracy than traditional approaches. The model's accuracy improves with more data, enabling the development of fully automated algorithms for predicting complex chemical phenomena.
A new study highlights the critical importance of partnering with indigenous people and local communities in tropical forest restoration. The research estimates that 294.5 million people live within areas with good potential for forest restoration, and over one billion people live nearby such land.
A new study found that routinely assessing symptoms in patients with kidney failure who are undergoing hemodialysis can improve patient and provider symptom awareness. However, there is a need for better support to help providers manage these symptoms, including training and education.
Prof. Hans-Joachim Schmoll receives the ESMO Award 2020 for his pioneering work in developing medical oncology as a specialty, while Prof. Nadia Harbeck wins the Lifetime Achievement Award for her global cancer research and education contributions.
A study from Yale School of Public Health found that higher rates of e-cigarette and marijuana use were associated with fewer vaping-related lung injuries. The study suggests that well-established markets for these substances may have crowded out the use of riskier, informally sourced e-liquids that drove the outbreak.
Researchers successfully predicted a 2018 dengue outbreak in Réunion using subseasonal climate forecasts and mosquito population models. The study demonstrates the potential for using climate data to predict vector-borne disease suitability.
Researchers propose moving workloads to different regions to reduce excess renewable energy generation, saving companies money and reducing greenhouse gas emissions. The plan could absorb up to 62% of curtailed electricity capacity in California, equivalent to 100,000 households' annual energy consumption.
Water polo players use efficient 'eggbeater' kicks to elevate themselves in the water, exceeding biomechanical predictions. The high efficacy of this technique may lead to optimized sports performance and new underwater propulsion methods.
A new study published in Earth System Dynamics reveals that only a minority of the world's large aquifers are depleting, with most experiencing non-linear and irregular trends in groundwater storage. Extreme rainfall events play a crucial role in replenishing groundwater resources in dry environments.
Hurricane Laura strengthened as a hurricane, with NASA providing infrared imagery showing its structure and rainmaking capabilities. The storm is over 350 miles in diameter, with hurricane-force winds extending outward up to 45 miles from the center.
Researchers found that teams traveling east had higher scoring and predicted win probabilities, while westward travel was associated with lower scores. The unique 2020 NBA playoff format eliminated advantages and disadvantages related to long-distance travel.
A recent study found that immersive virtual reality and slow breathing techniques can help promote bedtime relaxation and improve overall sleep quality in adolescents. The study revealed an average reduction of 6 minutes in sleep latency and a 3% increase in sleep efficiency among participants.
A recent Italian observational study reveals that hydroxychloroquine treatment reduces the risk of death for hospitalized COVID-19 patients by 30%. The study, coordinated by I.R.C.C.S. Neuromed, analyzed data from 3,451 patients and found positive results despite using lower doses than those in other countries.
Researcher Heather Johnson aims to transform college algebra instruction to promote students' reasoning and math attitudes, targeting underrepresented groups in STEM fields. The project will create digital tasks, collaborative communities, and develop evidence-based practices to ensure lasting change.
Researchers studied a unique plant species with one leaf that continues to grow larger indefinitely. The study found overlapping gene expression patterns, suggesting the plant's unusual growth is due to a hybrid of shoot meristem and leaf cells.
Researchers simulated a 3D chiral topological insulator using nitrogen-vacancy centers, observing dynamical bulk-surface correspondence and symmetry protection in momentum space. They measured spin textures on band inversion surfaces, revealing perfect (broken) topology depending on the preserved or broken chiral symmetry.
Research from Queen Mary University of London finds that childhood and adolescent obesity is projected to contribute up to 14 per cent of overall risk of Multiple Sclerosis in 2035. High body mass index (BMI) is also associated with an increased risk, particularly in the USA and Australia.
A new UCSF study found that the prevalence of SARS-CoV-2 among asymptomatic children mirrors the number of confirmed cases in the general population. Researchers developed an equation to estimate the number of infected students in a classroom based on local data, revealing risks ranging from 11% to 79%.
A new research study documents the impacts of COVID-19 lockdown measures on low socioeconomic families in rural Bangladesh, revealing increased financial hardship, food insecurity, domestic violence and mental health challenges. The study highlights the need for welfare support and social protection for women and their families during ...
The study found that sedentary behavior increased by 3.9% in Spain, 7.4% in Germany, 17.8% in France, and 22.5% in Great Britain between 2002 and 2017. The authors suggest that increasing physical activity and reducing screen time could help mitigate the risks associated with prolonged sitting.
A study by UC Santa Barbara researchers found that a disordered protein exhibits slow relaxations, defying expectations, and 'remembers' its previous stretching. This behavior is similar to glassy materials like memory foam and crumpled paper.
The Forsyth Institute is working with the NIH's RADx initiative to develop and deploy accurate, rapid COVID-19 point-of-care tests using saliva samples. The institute brings its expertise in salivary diagnostics and has been at the forefront of salivary research for decades.
The BEACON CRC trial demonstrated a survival advantage for patients with chemo-refractory BRAF mutant CRC treated with the combination of BRAF inhibitor encorafenib and EGFR inhibitor cetuximab. PLX8394, a paradox-breaker BRAF inhibitor, showed comparable efficacy to encorafenib in reducing pathway reactivation.
A study from Lund University found that population density, not vegetation cover, has the biggest impact on species richness of pollinators in residential areas. Urban environments with high population densities have fewer species of wild bees and hoverflies.
Researchers have discovered new genes that play a crucial role in determining the success of radiotherapy in cancer treatment. These genes, which encode for repair mechanisms used by cancer cells, can be missing or dysfunctional in some patients, making them more likely to respond to radiation therapy.
A new study from UC San Diego School of Medicine found nearly 2,000 fraudulent postings likely tied to fake COVID-19 health products, financial scams, and other consumer risks. The researchers used Natural Language Processing and machine learning to detect suspicious posts on Twitter and Instagram.
A new study resolves the Galactic bar paradox by proposing that the central region of the Milky Way is connected to the spiral arm in a 'cosmic dance', causing contradictory estimates of motion. The bar's size and rotational speed fluctuate rapidly, making it appear larger and slower at certain times.
Researchers at POSTECH have developed a new type of sandwich catalyst that can efficiently generate hydrogen energy through water electrolysis. The catalyst shows high activity and durability, outperforming conventional materials, with the potential to be applied to cost-effective hydrogen production processes.
Researchers estimate COVID-19 mortality rates will cut lifespans by about a year, with 1 million deaths projected to reduce life expectancy by three years, while 250,000 deaths would have a more modest impact.
A new clinical trial, TAILOR-PCI, found that genetic testing can identify patients who may benefit from alternative antiplatelet therapy. The study showed a statistically significant 40% reduction in blood clotting events in patients with the CYP2C19 gene variation who received genotype-guided treatment.
A new study by McGill University finds that housing homeless people with severe mental illness is more cost-effective than housing those with moderate needs. The Housing-First approach generates significant savings, with costs reduced by up to two-thirds for individuals with severe mental illness.
A UBC Okanagan researcher has developed an agent-based model to simulate the behavior of coral reefs and identify traits that contribute to their resilience. This will help design reef management and restoration strategies to stem losses and ensure the long-term health of coral ecosystems.
Researchers have identified a non-invasive and targeted treatment to correct nerve damage and address the pervasive problem of fecal incontinence. Magnetic stimulation of nerves regulating muscles in the anus and rectum improves function and reduces episodes of fecal incontinence in patients.
Researchers from University of Cambridge and Liverpool have identified a new degradation mechanism for electric vehicle batteries, leading to the development of strategies to improve battery lifespans.
A new study published in Pediatrics reports positive safety and early outcome data from 21 children with spinal muscular atrophy treated with gene therapy. The treatment, onasemnogene abeparvovec-xioi, is shown to be effective through age 2 years with proper screening and monitoring, but requires closer attention for potential liver is...
A new study found that opioid prescription rates for outpatient knee surgery vary greatly across the US, with some states prescribing up to 85% of patients opioids. The average strength of prescriptions is also high, often exceeding the CDC's threshold for increased risk of overdose death.
Researchers found SARS-CoV-2 can infect human brain organoids, targeting cortical neurons and NPCs. The study provides evidence for the pathogenesis of neurological complications in COVID-19 patients.
Researchers argue that rigid social distancing rules are based on outdated science and oversimplify transmission risks. Experts suggest a more nuanced approach considering activity type, indoor vs outdoor settings, ventilation levels, and face coverings.
A new study led by UT Southwestern scientists suggests that breastfeeding changes the body's insulin sensitivity, particularly in highly insulin-sensitive organs like the liver and fat tissue. This increase in insulin sensitivity may provide a buffer against insulin resistance even decades later, lowering the risk of Type 2 diabetes.
Scientists developed an integrated approach to track energy-transporting ions in ultra-thin materials, potentially leading to faster charging and longer-lasting devices. The study focused on MXenes, a class of two-dimensional materials with promising energy-storing capabilities.
A new study aims to determine if sleep optimization interventions can help adults with Type 1 diabetes improve their sleep and glycemic control. Participants will receive a wearable sleep tracker and brief phone counseling sessions.
A research team from Technical University of Munich has developed a synthesis process that drastically increases the activity of catalysts for removing sulfur from crude oil. The new process uses concentrated hydrochloric acid to improve catalytic performance.
Researchers at West Virginia University discovered that blood substitution therapy can rescue the brains of mice from ischemic damage and improve outcomes. The study found that replacing 20% of the blood reduces damage to the brain, and the technique may be administered beyond the current three-hour window for stroke treatment.
A new study reveals that oil and natural gas pipelines are major contributors to carbon emissions, with seven out of eight pipelines being foreign-owned. The study prioritizes climate lawsuits targeting these facilities, which could lead to increased insurance costs for fossil-fuel companies.
A new Tulane University study found that patients hospitalized with COVID-19 who had metabolic syndrome were over three times more likely to die from the disease. The study also showed that patients with metabolic syndrome were nearly five times more likely to be admitted to an ICU, need a ventilator, or develop ARDS.
Researchers found that a video about coral reefs had less willingness to pay among audience members compared to those shown a slideshow with text and photographs. The study highlights the importance of information type and amount in science communication.
A team of researchers from New York University and Peking University found that human cognitive limitations lead to distorted probabilities and errors in decision-making. The model predicted human performance better than previous models, suggesting that people do as well as they can under their limitations.
A study published in Population Health Management found that socially isolated elderly individuals are more likely to experience future hospital admissions and emergency room visits. The research highlights the importance of providing support services to prevent unnecessary healthcare utilization.
Scientists found that most cAMP molecules are bound to proteins, creating nanometer-scale 'prisons' that regulate signaling pathways. This discovery could lead to new targets for cancer and cardiovascular research.
The study shows that Janus particles can be used to improve the performance of paints and coatings, making them more water-repellent and better adhering. The researchers found that the particles self-stratify into layers on the surface, creating a unique combination of properties.
A study from the Danish psychiatry project iPSYCH identified genetic risk factors for developing bipolar disorder and psychoses among people with depression. The results may contribute to ensuring correct diagnosis is made earlier, leading to better treatment outcomes.
A new machine learning algorithm confirms 50 new exoplanets, ranging from Neptunes to Earth-sized worlds, by distinguishing between real and false positives. The technique outperforms previous methods, can be automated, and improves with further training.
Post-tropical cyclone Marco has weakened toward dissipation after passing over the Gulf of Mexico, with NASA's Terra satellite capturing its final stages. The storm made landfall near the mouth of the Mississippi River and was pushed northeast by southwesterly wind shear.
Researchers studied sleep patterns of astronauts before, during and after spaceflight to find that they slept an average of only 5.7 hours in space, with a 17.7% reduction in sleep efficiency. Sleep architecture also changed, with decreases in non-REM and REM sleep.
Paleontologists found that different types of mineral dust cause distinct signs of wear on plant-eating vertebrates' teeth. Larger quartz particles caused severe abrasion, while small particles generated smooth surfaces. This study improves diet reconstruction accuracy using fossil teeth analysis.
A recent study by Colorado State University atmospheric scientists aims to settle the debate on black carbon's impact on cloud formation. The research found that black carbon is not as important as previously thought for ice particle formation in mid-level clouds.
Researchers developed a precise method to measure ultrafast magnetization changes in materials by observing emitted terahertz radiation. The technique enabled the detection of an acoustically-driven ultrafast magnetization signal, confirming its accuracy and sensitivity.
Researchers discovered that food-grade polymers can completely eliminate aerosolization of saliva droplets in dental settings. The polymers' viscoelastic properties restrict water aerosolization by creating snakelike strands that pull droplets back, preventing aerosolization.
A new University of Michigan study reveals that two-thirds of the plastic put into use in the US in 2017 were used for other purposes, including electronics and furniture. The overall recycling rate for plastics in the US is slightly lower than previous estimates, at 8%.
Researchers at Wyss Institute for Biologically Inspired Engineering at Harvard have developed a miniature manipulator that uses origami-inspired design to enhance precision and control during teleoperated surgical procedures. The new device enables surgeons to perform complex operations with increased accuracy and reduced tissue damage.
Researchers from Goethe University patented a method to interrupt SARS-CoV-2 signaling pathways using specific inhibitors, blocking viral replication. Tested cancer drugs showed promising results in laboratory experiments.
A study by Copenhagen University Hospital Herlev and Gentofte found that patients felt unwell in the days leading up to cardiac arrest and contacted healthcare services. The research showed that 58% of cardiac arrest victims had contacted health services before the event, with a significant increase in contacts two weeks prior.
The Very Long Baseline Array revealed young radio-emitting jets that began 80 years ago and stopped, then resumed about 10 years ago. The bright core houses a supermassive black hole about one million times the mass of the Sun.
A self-assembling monolayer of electrochemically active molecules protects the surface of the lithium anode, preventing dendritic growth and increasing cycle life. This technology enables cold charging and quick-charging capabilities in lithium metal batteries.
A study suggests that oral bacteria like Fusobacterium nucleatum can promote the growth of harmful pathogens in the vagina, leading to bacterial vaginosis (BV). The research found that Fusobacterium may engage in mutually beneficial relationships with other vaginal bacteria, encouraging dysbiosis and BV features.
A Berkeley Lab study predicts warmer California temperatures will impact cool-season crops like broccoli and lettuce, while warm-season crops like tomatoes may require relocation. The research aims to ensure food security by predicting future climate conditions and informing agricultural response strategies.
Researchers at Aarhus University have developed a new technique for compressing data from the Internet of Things (IoT) devices. The method enables random access to compressed files, reducing the need to decompress large amounts of data for analysis.
A University of Cincinnati-led study suggests that a specific selective serotonin reuptake inhibitor (SSRI) may be beneficial in treating childhood anxiety disorders. The treatment showed promise in reducing anxiety symptoms in adolescents with generalized anxiety disorder.
The method can be used in a portable, tabletop device to rapidly identify known and emerging opioid fentanyl substances, aiding in the safety of law enforcement and military personnel. The AI algorithm had a 92.5 percent accuracy rate for correctly identifying molecules related to fentanyl.
Scientists have identified over 40 quantitative trait loci associated with 14 traits in cassava, including disease responses and nutritional quality. This discovery aims to improve cassava breeding and provide a powerful tool for breeders.
Residents undergoing hemodialysis in nursing homes are more likely to contract and spread SARS-CoV-2, increasing their risk of severe COVID-19. The Johns Hopkins Medicine study found that dialysis patients accounted for nearly half of all positive cases among the facility's residents.
Researchers elucidate a global picture of edge states in Weyl semimetals, revealing how they form closed trajectories under tilted magnetic fields. The study provides new understanding of the three-dimensional quantum Hall effect and its relation to topological properties.
Researchers used computational simulations to show that spontaneous retinal waves can generate long-range horizontal connectivity in the visual cortex, resolving a long-standing puzzle. The findings suggest that neural circuits must begin developing earlier than sensory input to prepare the brain for vision.
Researchers used a synchrotron to take detailed X-ray images of ponderosa pine seedlings at various hydration stages. The findings show that the tissue surrounding the xylem, not the xylem itself, dries out when seedlings lose water, revealing new insights into tree seedling growth.
Researchers from FAU Harbor Branch Oceanographic Institute conducted a fishery-independent survey to characterize the elasmobranch community in the Indian River Lagoon. The study found that many species use the lagoon throughout their life histories, and it may serve as an important nursery habitat for multiple species.
Research in Niger links measles outbreaks to rainfall and temperature patterns, revealing a strong annual cycle associated with agricultural labor migrations. Vaccination strategies targeting migrating populations during the rainy season may break this pattern, reducing outbreaks.
Researchers detected SARS-CoV-2 genetic material in untreated wastewater samples from two treatment plants in Louisiana, USA. The virus was only found in untreated waste and not in treated wastewater, indicating standard processing may remove or destroy the virus.