Researchers propose a new aggregation-induced barrier to oxygen (AIBO) mechanism for phosphorescent nanoclusters, revealing their potential in oxygen sensing. The discovery enriches the applications of AIE copper(I) clusters.
Researchers at KIST develop a miniaturized holographic camera sensor module using a photodiode that detects near-infrared light without additional filters. This enables the storage of 3D holograms in portable devices, opening up new opportunities in fields like 3D night vision and biotechnology.
A new modelling framework internalizes air pollution's economic impacts on human mortality, considering climate constraints and aerosol feedback. The study finds that optimized air pollution interventions generate considerable health benefits, avoiding 1.62 million premature deaths by mid-century.
Researchers found high levels of per- and polyfluorinated alkyl substances (PFAS) in anti-fogging sprays and cloths sold on Amazon. The products contained fluorotelomer alcohols and fluorotelomer ethoxylates, which are associated with impaired immune function, cancer, and other health disorders. The study highlights the need for more r...
A new study analyzing the rock record rules out atmospheric oxygen before the Great Oxygenation Event, potentially rewriting our understanding of Earth's past. The research team used high-resolution techniques to inspect specimens of the rock, finding evidence that chemical data suggesting early oxygen may have been introduced later.
New research reveals that gene exchange between viruses and their hosts plays a major role in shaping the tree of life. The study found that viruses acquire genes from their hosts to hone their infection process, while also co-opting useful viral genes from hosts.
New research introduces adaptable smart window design that can heat or cool a house. The film changes its properties to absorb sunlight in winter and reflect it in summer, reducing energy consumption by 20-34%.
A UConn study found that adding 5-7 centimeters of sediment to salt marshes in Connecticut increases plant growth, keeping the marsh afloat and reducing costs. The technique can help coastlines in the Northeast stay ahead of rising sea levels by promoting carbon sequestration.
The FAST telescope detected accurate magnetic field strength in molecular cloud L1544, suggesting an early transition to supercriticality. The HINSA Zeeman effect revealed a coherent magnetic field structure throughout the interstellar medium.
Phages weigh all options and make an informed decision whether to exit the dormant state and attack their bacterial host. The study found that some phage families have developed a complex decision-making strategy, receiving information from neighboring bacteria and controlling communication via arbitrium.
A study published in Nature found that a type of MRSA called mecC-MRSA originated in hedgehogs over 200 years ago, long before the clinical use of antibiotics. The researchers believe that the bacteria evolved as an adaptation to living on the skin of hedgehogs with a fungus that produces its own antibiotics.
Researchers at the University of Bristol have developed high-performance sodium and potassium ion batteries using sustainably sourced cellulose. The new battery technology outperforms comparable systems and uses a sustainable material, offering great potential for large-scale applications in electric vehicles and energy storage grids.
Researchers at Rockefeller University have discovered a novel compound called macolacin that is highly potent against multidrug-resistant bacteria, including those resistant to colistin. The compound was discovered using an evolutionary approach to antibiotic discovery and has shown promising results in lab experiments.
A new study estimates that nitrogen dioxide from traffic pollution contributes to nearly 2 million cases of pediatric asthma annually. Cleaner air in urban areas has led to a decline in these cases, but more work is needed to curb harmful emissions.
Aspirin use in primary prevention of cardiovascular disease should be individualized based on benefit-to-risk assessment, not age. The authors' updated meta-analysis shows a 13% reduction in cardiovascular disease with similar benefits at older ages.
A study found that consumers trust companies more when interacting with chatbots that exhibit high perceived humanness, whether powered by AI or humans. This suggests that companies should focus on creating conversational interfaces that convey a sense of investment and relationship, rather than just relying on human agents.
A longitudinal study of male prisoners' religious beliefs found that stable or increasing religiosity did not improve reentry-related outcomes. In fact, many men with decreasing religious beliefs struggled to reintegrate into society due to structural barriers and substance use.
A large-scale Finnish trial found that taking high doses of vitamin D (1600-3200 IU/day) for five years did not decrease the incidence of cardiovascular disease or cancer. The study's findings support the recommendation of 10 micrograms (400 IU) per day for adult Finns, but do not suggest using large doses as a preventive measure.
The study reveals that manipulating the transition dipole moment of excitons in quantum dots can suppress Auger recombination. By combining with external structures, researchers achieved a new way to control the nonradiative process, potentially leading to improved efficiency of QD-based devices.
Researchers found that a unique protein variant in modern humans offers better protection against oxidative stress, but also increases the risk of vascular disease and inflammatory bowel disease. The Neanderthal variant is carried by around 1-2% of the population on the Indian subcontinent.
Researchers have developed a highly sensitive immuno-CRISPR assay to detect acute kidney rejection in urine, potentially allowing for early diagnosis without invasive biopsy. The test uses CRISPR/Cas12a gene editing technology to identify biomarkers of rejection, such as CXCL9, with improved sensitivity compared to existing methods.
Researchers found that astronauts with SANS have increased intracranial dural venous volumes, suggesting an association between intracranial venous congestion and SANS. This study provides insight into the effects of gravity on the brain and eyesight in space.
Automated brain volumetry in memory-impaired patients shows significant differences and systematic biases between conventional and ultrafast 3D T1-weighted MRI sequences. Most regions demonstrated substantial agreement but also significantly different mean values and consistent biases.
Researchers discovered that California mice consume monarch butterflies, which could disrupt ecosystems due to declining western monarch populations. The study highlights the interconnectedness of species and the importance of conservation efforts to protect native animals.
Researchers at MIT have directly observed the interplay of interactions and quantum mechanics in a rotating fluid of ultracold atoms. The team created a spinning cloud of sodium atoms, which formed a needle-like structure before breaking into a crystalline pattern resembling miniature quantum tornadoes.
Researchers developed a new class of nanomaterials that capture chemotherapy drugs before they interact with healthy tissue, reducing off-target effects. The highly efficient approach captures DOX at a capacity more than 3,200% higher than other platforms.
Research in mice suggests that first-responder cells launching repair after a heart attack promote more inflammation than necessary, threatening optimum healing of the heart.
A study of temperature and mortality in Pune found that cold causes more deaths than heat, challenging authorities' focus on heatwaves. The research suggests that public health strategies should reflect this finding to better prepare for extreme weather events.
Researchers found that chronic use of sildenafil aggravated the development of abdominal aortic aneurysms in mice, disrupting smooth muscle cells' ability to contract. The study suggests caution when prescribing PDE5 inhibitors like sildenafil for patients with existing aortic aneurysmal lesions.
The combination of relatlimab and nivolumab doubled progression-free survival benefit compared to nivolumab alone, with significant benefits across pre-specified subgroups. The treatment was associated with a lower risk of disease progression or death.
Researchers at King's College London found that a brain chemical called GABA regulates visual processing in autistic people. Activating GABA targets with the drug arbaclofen improves visual processing, suggesting potential new interventions for autism.
A study published in Nature has developed a new tool to predict pre-eclampsia by analyzing genetic material in a single blood sample. The test uses machine learning and sequencing approaches to identify molecular profiles that signal fetal development and pregnancy progression, allowing for earlier detection of complications.
Researchers found increased activity in 220 immune-related genes after meditation retreat, including heightened interferon signaling. This increase was not due to diet or sleep patterns.
A research team led by Case Western Reserve University has discovered a link between misshapen tau protein and accelerated cognitive decline in Alzheimer's disease, potentially leading to more accurate prognoses. The study found distinct populations of highly potent TAU seed conformers in rapidly progressing cases.
A study by Oregon State University has discovered a method to enhance the round-trip efficiency of compressed air energy storage, which could be crucial for renewable energy. The researchers developed a thermochemical energy storage scheme that captures heat in chemical bonds, resulting in a higher energy density and improved performance.
A survey of scientists from minority-serving institutions found that only 45% participated in grant peer review, despite 76% expressing interest. The study highlights the need for more inclusive grant review recruiting and training to break the cycle of exclusion faced by underrepresented minority scientists.
Researchers have found that blocking mineralocorticoid receptors, a key factor in bone health, may help protect against bone loss and osteoporosis. This new target is thought to be more effective than previously believed logical targets, such as reducing glucocorticoid receptor activity.
A recent study published in The Lancet Planetary Health found that approximately 2.5 billion people worldwide lived in areas exceeding the WHO guideline for annual average PM2.5 exposure, resulting in an excess of 1.8 million deaths. Additionally, nearly 2 million asthma cases among children were attributable to NO2 pollution in 2019.
In 2021, researchers made notable discoveries, such as the identification of pain-causing proteins in snake venom and the development of bite-sized protein structures that can be felt with the tongue. The year also saw significant progress in plastics recycling and molecular editing, which holds promise for medicinal chemists.
A study published in Neurosurgery found that responsive neurostimulation system reduced disabling seizures in 84% of children and young adults with drug-resistant epilepsy. The youngest patient to undergo RNS implantation was a 3-year-old child.
A Mayo Clinic study reveals that cardiovascular risks, including coronary artery disease and diabetes, have a stronger association with memory and thinking skills decline in middle-aged women. The research found that women with these conditions experience an annual decline in global cognition more than two times greater than men.
A retrospective analysis of oak tree genomes reveals an identical evolutionary pattern across three French forests, differing according to climatic periods. Oaks can evolve rapidly and redirect their evolutionary trajectories in response to changes in climate, highlighting the need for adapting forest management practices.
A group of international scientists, led by Teun Bousema, published a study in The Lancet Planetary Health highlighting the significant carbon footprint of academic travel. Over a thousand academics have signed the Thoughtful Travel Pledge petition, calling for reduced carbon emissions at all levels.
Experts discovered a training method to prevent piano performance deterioration due to psychological stress. Pianists who underwent the training showed no performance disruption under pressure, indicating normalized auditory perception and motion integration.
Researchers developed a color-coded test that quickly signals whether medical nanoparticles deliver their cargo into target cells. The tool, tested in mouse cells and living mice, assesses nanoparticle formulations on their ability to escape cellular defenses and reach the cell's interior.
Harvard researchers create first topological acoustic transistor, utilizing sound waves to control flow on and off. The device demonstrates scalable and controllable 'acoustic switches' with potential applications in efficient noise reduction, ultrasound imaging, and more.
A study by Edith Cowan University found that 30% of people prefer discussing negative experiences with a virtual reality avatar, rather than a person. Researchers used full face and body motion capture technology to create realistic avatars, analyzing interactions between participants and avatars.
Gladstone Institutes researchers have pioneered a new method to edit genes in human cells using retrons, which can produce abundant copies of template DNA from inside cells. The optimized system has shown improved efficiency and precision compared to current approaches.
Researchers at the CNIC have identified a specific type of neutrophil behavior that predicts cardiovascular disease. The study provides crucial information for developing targeted therapies to minimize the consequences of myocardial infarction.
Seven scientists received $250,000 per year for three years to pursue high-risk/high-reward projects addressing unmet needs in cancer research. The grants support innovative studies in basic, translational, and clinical cancer research.
A new study calls for global telehealth guidelines to address disparities in guidance for remote consultations between professions. The guidelines aim to ensure good patient satisfaction, accessibility, and reduced travel times while minimizing risks and errors associated with remote consultations.
Researchers have developed a technique that analyzes cell-free RNA in a mother's blood to predict healthy pregnancy outcomes and detect potential complications like preeclampsia. The approach showed promise in identifying patterns of gene expression associated with a healthy pregnancy and predicting preeclampsia risk with high accuracy.
A Phase 2 clinical trial will assess the safety and efficacy of VK-2019 in patients with recurrent or progressing EBV-positive NPC. The treatment targets the underlying driver of growth, EBV, to potentially treat other EBV-related cancers.
Researchers found that bisphosphonate treatment stimulates lung macrophages to mount a stronger response against pathogens, enhancing immune function. This could lead to improved health outcomes for the older population at higher risk of pneumonia and osteoporosis.
A qualitative study explores the intersection of intimate partner violence (IPV) and brain injury during COVID-19, highlighting increased risks, severity, and gaps in research and services. The study reveals that survivors face ongoing violence and increased risk to their mental and physical health.
A randomized controlled trial involving 51 GP practices and 404 patients found a significant reduction in the number of medicines prescribed for older people with multimorbidity. The intervention group experienced over 800 medicines being stopped, with only mild adverse reactions reported.
A phase III trial demonstrated that combining Eltrombopag with standard immunosuppression increases response rates and reduces time to first response in patients with Severe Aplastic Anemia. The treatment was found to be safe and well-tolerated, with improved event-free survival.
A recent study by Dr. Henrik Svensmark and colleagues reveals a close connection between supernovae occurrence and the burial of organic matter in sediments on Earth. The correlation indicates that supernovae are essential for life's existence, with high nutrient concentrations leading to increased bioproductivity and oxygen production.
A new study reveals the Maya had nearly 500 edible plants available to them, many of which are highly drought-resistant. This analysis debunks the assumption that drought led to the collapse of ancient Mayan civilization.
Researchers developed a method to enhance the conductivity of metal nanowire electrodes by using plasmon-enhanced laser nanosoldering. The technique involves irradiating silver nanoparticles with a high-intensity laser, creating hot spots that increase the contact area between particles and improve conductivity.
Researchers developed propSym to calculate fundamental constants of solids, reducing redundant components and improving material modeling. The open-source software is adaptable to various physical properties, aiming to lower the entry barrier for analytical modeling.
A new study by Curtin University has identified the twin mechanisms responsible for the end-Triassic mass extinction event, including ocean acidification and rising hydrogen sulfide levels. This research sheds light on the causes of past marine extinctions and provides valuable insights into the history of our planet.
A phase 1 clinical trial found that the DNA methylome of aggressive brain tumors can be reprogrammed with L-methylfolate, a folic acid-like drug. The treatment showed improved median overall survival in patients with recurrent glioblastoma, paving the way for future epigenetic studies and potential immunotherapy combinations.
Scientists have created a new protective coating using Al-Mg-Si alloy to resist corrosion in ships and marine facilities. The coating demonstrates improved corrosion resistance through a 'shielding effect', increasing the economic life of steel machinery.
A recent study by the University of Bristol found that urban gardens in cities offer a long and continuous supply of energy-rich nectar from March to October. Despite variation between individual gardens, multiple garden visits provide pollinators with a reliable food source, contrasting with farmland's boom-and-bust cycles.
Adolescents experienced improved health-related quality of life during school closures, with increased sleep duration by about 75 minutes per day. This positive effect outweighs the negative impacts of depression and anxiety.
Researchers developed a new SERS-based multiplexing technique to detect kidney injury biomarkers SLPI and IL-18, achieving high sensitivity and reliability. The approach shows promise for objectively assessing donor kidney quality, potentially reducing discard rates and recipient complications in clinical practice.
A Swiss survey study of 8,900 adolescents found a significant association between reduced sleep duration and poorer health during high school closures due to COVID-19. The study suggests that inadequate sleep may have contributed to increased rates of depression, anxiety, and other mental health issues.
Researchers successfully fabricate high-aspect-ratio microstructures on silicon surfaces in the ductile regime, demonstrating structural coloration. Polychromatic images are rendered with controllable grating spacings at each pixel location.
A unique study by UT Southwestern researchers found that food pantry clients experienced increased economic hardship, food insecurity, and psychological distress due to the pandemic. The study gathered narratives from individuals describing how the pandemic affected their daily lives and emotional well-being.
Researchers identify genetic circuit that senses cell development stage, triggering deactivation of X chromosome. The discovery reveals a division of labor among genetic switches, providing clues for future study on X chromosome inactivation.
A unique stellar structure in the Milky Way, C-19, has been found to consist of stars with extremely low metallicity, challenging current understanding of star formation models. This discovery provides a direct window into the earliest ages of star formation and the development of stellar structures in the distant past.
New experiments challenge conventional wisdom on neuronal refractory periods, discovering durations exceeding 20 milliseconds and sensitivity to input signal origin. These findings may hold the key to understanding degenerative diseases and advancing artificial intelligence-based applications.
Researchers designed a nanobridged rhombic antenna supporting both dipolar and high-order plasmonic modes, enabling multiband detection with high sensitivity to molecules. Spatially superimposed hotspots boost local fields for both bands, enabling new strategies for multiband MIRAs.
Researchers found molecular signatures of gestational inflammation associated with autism spectrum disorder (ASD) in a large cohort study. Elevated levels of certain immune system molecules at birth are linked to ASD risk, providing potential biomarkers for early screening.
Researchers have designed and synthesized stable size/morphology-controlled MOF nanocrystals using a synergetic dual-ligand and hard-soft-acid-base strategy. The resulting 3D pillared-layer structure exhibits excellent cycling performance, with the Ni-Tdc network providing good stability during charging and discharging processes.
A new study by Rice University astrophysicist André Izidoro suggests that the sun had rings before planets formed, explaining many solar system features. The model simulates the solar system's formation hundreds of times and reproduces several features missed by previous models, including pressure bumps and rings.
A study published in Leukemia found that cord blood transplantation (CBT) was more effective than matched related donor transplantation (MRDT) for patients with refractory and relapsed acute myeloid leukemia (R/R AML). The study compared the survival rates of 1,738 CBT-treated patients with those of 713 MRDT-treated patients, revealing...
Researchers at NYU Grossman School of Medicine identified a brain circuit active during speech planning for split-second verbal exchanges. The study used electrocorticography (ECoG) to pinpoint brain areas involved in this process, including regions not previously linked to language functions.
A new study published in Royal Society Open Science found that amputee sprinters using prostheses have no clear competitive advantage at the 400-meter distance compared to non-amputees. In fact, they appear to have a significant disadvantage at the start, with athletes using prosthetic legs being 40% slower out of the starting blocks a...
A new UCSF study found that the neural connections of newborns with two different kinds of brain injuries were linked to significantly different developmental outcomes years later. CHD newborns had worse language function at 12-18 months and worse cognitive, language, and motor function at 30 months compared to HIE infants.
Researchers found that training at low intensity can be just as effective as high-intensity training in improving endurance and technique. Elite male cross-country skiers trained for several hours, with the majority of their sessions taking place at low intensity.
Researchers have designed a new method to illuminate the effects of interference in experimental data, enabling social and behavioral researchers to account for it across various applications. This approach can test directly for interference effects, such as spillovers and peer effects in social networks.
The University of Texas at El Paso is implementing a multi-phased plan to re-enroll students who have dropped out for a semester or longer. The grant will help address financial, academic, and personal issues that prevent students from completing their degrees.
A new study suggests that midlife cardiovascular conditions and risk factors were associated with midlife cognitive decline, but the association is stronger for women. Certain cardiovascular conditions, such as diabetes and heart disease, had stronger associations with cognitive decline in women compared to men.
A study published in Cell Reports reveals that LPS protects against developing asthma when combined with allergens containing cysteine protease enzymatic activity, but promotes development when paired with allergens lacking this enzyme. This protective effect relies on the production of GM-CSF by non-classical monocytes.
A nationwide analysis of 20 US cities found that many plans fail to explicitly define green infrastructure, with a narrow focus on stormwater management. The study suggests that this narrow view can limit project funding and cause cities to miss out on vital social and ecological services.
A new model demonstrates the formation of three rings around the Sun, each composed of planetesimals that eventually form planets. The simulations reveal different chemical compositions and masses for Venus, Earth, and Mars, explaining their distinct orbits and asteroid populations.
Researchers at Aarhus University have developed a new camera technology that can separate plastics based on their chemical composition. The technology uses hyperspectral cameras and machine learning to identify 12 types of plastics, including PE, PP, PET, and others, making it possible for more accurate recycling.
Researchers used new technology to study Grapevine Pinot gris virus propagation in a specific vineyard in France. The study found that over 75% of tested plants became infected between 2014 and 2015, with only a marginal number of grapevines testing positive during the remaining five years.
Researchers discovered that bacteria use an ancient molecule called polyphosphate to silence problematic genetic elements, similar to heterochromatin in eukaryotes. This process helps protect the bacterial cell from harm and could enable scientists to develop new antibiotics.
Researchers at the University of Louisville School of Dentistry found that oral bacteria like Porphyromonas gingivalis can suppress the production and effectiveness of proteins that protect humans from viral infection. This suppression increases vulnerability to infection, allowing viruses to enter the body more easily.
Scientists at RIKEN have found that matter and antimatter respond to gravity in the same way, within an accuracy of four times more precise than previous measures. This suggests that causality and locality hold in relativistic quantum field theories, potentially leading to new physics.
A recent study suggests that dairy farmers in the Northeast can reduce environmental impacts and maximize revenues by implementing double cropping and subsurface injection of manure into the soil. These strategies reduced total nitrogen losses by 12-18% and total phosphorus losses by 16-19%.