A new analysis of ancient Greek and Roman medical texts suggests that severe memory loss was extremely rare 2,000 to 2,500 years ago. The study bolsters the idea that Alzheimer's disease and related dementias are diseases of modern environments and lifestyles.
Perovskite quantum dots made brighter by surface treatment with phospholipids, enabling higher photon emission rates. Coherent coupling of exciton dipoles boosts superradiance, making the dots even brighter for quantum technologies.
A new study found that people with drug-related cardiac arrests in the U.S. were more likely to be younger and have fewer coexisting health conditions compared to non-drug-related cardiac arrests, which was a surprising finding given the increasing number of overdose deaths.
A highly infectious and antibiotic-resistant E. coli strain, known as B5/H24RxC, has been identified in a Chinese children's hospital, leading to two outbreaks. The strain is resistant to powerful antibiotics like carbapenems, making it a significant public health concern.
A new approach to nuclear facility decommissioning uses a symbiotic autonomous robot ecosystem, leveraging CPS coordinated through a digital twin interface. This innovation enhances safety, efficiency, and operational awareness in high-risk environments.
People with polycystic ovary syndrome may experience lower memory and thinking skills, as well as subtle brain changes at midlife. Researchers found an association between the condition and cognitive decline, but additional research is needed to confirm these findings.
Researchers discovered human fossils and artifacts at Ilsenhöhle in Ranis, Germany, indicating that Homo sapiens arrived in cold northern latitudes before Neanderthals disappeared in southwest Europe. The analysis of ancient DNA and zooarchaeological findings suggests that humans consumed a diverse range of animals during their stay.
A recent English study found that transgender men and women are at a higher risk of long-term mental health conditions (16.4% and 15.9%, respectively), while non-binary individuals face an even higher risk (47.2%). The study also highlights the need for improved support systems and staff training to address these disparities.
The study reveals national PNC coverage is 37.3%, with factors like maternal education, urban residence, and facility delivery strongly associated with uptake. Further research is needed to develop interventions promoting PNC in Nigeria.
Researchers have made significant advancements in silicon-based anode materials for lithium-ion batteries, including the development of binders, composites, and electrolytes. However, Si-based anodes still face challenges such as volume expansion, lower electrical conductivity, and inconsistent kinetics reaction.
A new dual-function selection system enables both positive selection of multigene CRISPR mutants and negative selection of Cas9-free progeny in Arabidopsis. This system leverages a DAO-based surrogate selection marker to facilitate efficient multiplex CRISPR editing in plants.
A study of 215 veterans found that nearly half experienced significant depression score drops, while about one quarter saw a halving of their scores. About 15% achieved full remission after six weeks of ketamine infusions, suggesting the treatment can provide substantial relief for those with complex mental health needs.
Indiana University researchers have found that nicotinamide nucleotide adenylyl transferase 2 (NMNAT2) plays a critical role in protecting the brain from aging and neurodegenerative diseases. The enzyme provides energy to axons, enabling them to carry out nerve impulses and maintain healthy function.
A new study at the Hebrew University of Jerusalem sheds light on the role of effector AopW1 in host adaptation, providing new perspectives on bacterial fruit blotch. The research highlights differences between strains of Acidovorax citrulli and their impact on melon and watermelon crops.
A team of scientists has found that 7-dehydrocholesterol (7-DHC) integrates into cell membranes and prevents ferroptosis, increasing cellular fitness and potentially promoting aggressive cancer behavior. This discovery could lead to the development of new cancer treatments targeting cholesterol biosynthesis.
A survey of 2,002 Danish dog owners found that 38% used cannabinoids, primarily CBD, to treat their pets' pain, behavioral issues, and allergies. 77% of these owners reported positive effects on their dogs' mental or physical health.
A new study published in JAMA highlights the need for federal regulations that prioritize patient outcomes when it comes to AI-powered tools in healthcare. The researchers argue that AI products in healthcare do not universally undergo evaluation for potential harm or benefit to patients, and propose a revision to the White House Execu...
A new study has shown promising results for the use of enzymatically modified isoquercitrin (EMIQ) as an anti-aging ingredient in cosmetics. EMIQ was found to reduce facial trans-epidermal water loss and skin roughness, while improving skin elasticity in a 28-day clinical trial.
A systematic review of Pacific Island countries' food taxation policies found that five countries introduced new excise taxes, while 14 made changes to tariffs on imported foods, primarily targeting processed foods, sugar, fatty meats, and salt.
A neural network trained on a photographic database of olive fruit endocarps can identify olive varieties with high accuracy. The OliVaR tool automates the traditional morphological classification process, allowing growers to quickly identify olive tree varieties and advancing general knowledge of all existing olive varieties.
A study published in Lancet eClinical Health found pregnancy outcomes for pregnant individuals with autoimmune disease vary greatly depending on the specific condition and individual factors. Research highlights the importance of considering comorbidities when discussing autoimmune disease and pregnancy.
Researchers have found a serendipitous discovery of a dwarf galaxy, PEARLSDG, that contradicts current theories on galaxy formation. The isolated quiescent galaxy has an old stellar population and doesn't form new stars, with individual stars visible in JWST images, providing clues to its distance.
This study proposes RealFuVSR, a model that extracts and fuses features from multiple scales to eliminate artifacts. It uses deformable convolution, multi-scale feature extraction, cascade residual upsampling, and simulation of real-world degradation.
The study proposes technical, legal, and economic interventions to transition the global plastics system to net zero emissions by 2050. The authors emphasize the need for concerted action across four target areas: smart materials design, waste management, recycling, and reducing future demand.
Researchers at Xidian University completed a full-link ground demonstration system for an SSPS, showcasing key technologies such as high-efficiency solar power collection and microwave wireless power transmission. The Sun-Chasing Project successfully transmits over 2 kW of microwave power over 55 m distance.
Researchers in Italy cultivate four species of microgreens with bespoke nutritional profiles, providing a blueprint for soilless cultivation of nutritionally enriched plants. The study successfully produces microgreens with up to 14 times higher iodine content and 45% reduced potassium levels, catering to specific dietary requirements.
A recent study published in npj Climate and Atmospheric Science reveals that changes in subtropical and midlatitude eddy activity control the variation of the Hadley cell edge latitude. The researchers analyzed 41 years of data and found associations with El Niño, La Niña, and the Arctic oscillation.
A new study found an association between radon exposure and an increased risk of stroke in middle-aged female participants. The study showed that even moderate concentrations of radon were linked to a higher risk of stroke compared to those exposed to lower concentrations.
The study found a 4-fold increase in ASD diagnoses among 2-3 year-old children and a 2-fold increase in older ages. The research highlights the need for education and healthcare services to keep up with the growing demand, and emphasizes the importance of early intervention to improve communication and social skills.
Researchers detected nearly 73% of hepatitis E virus RNA in wastewater samples from sewage treatment plants. High-throughput sequencing revealed genetic variants that could indicate drug resistance, posing a challenge for treatment.
Scientists have identified a new mechanism for forming the building blocks of Earth's early crust, which led to the creation of modern continents. The discovery relies solely on internal geological forces and challenges the long-standing theory of Archean TTG magmatism being linked to the start of plate tectonics.
A team of neuroscientists has discovered that oligodendrocytes, myelin-forming cells, accelerate glucose consumption to deliver energy-rich molecules to rapidly firing axons. This communication is mediated by potassium signals and maintains axonal health.
Researchers from Brigham and Women's Hospital and MIT unveiled a new microscopy technology called decrowding expansion pathology (dExPath) that provides novel insights into brain cancer development. The technology enables scientists to study neurological diseases at a never-before-achieved nanoscale level on conventional clinical samples.
A new study from the University of Copenhagen reveals that Greenland consumes more methane than it releases, with dry landscapes absorbing over 65,000 tons annually. The study's findings contribute significantly to climate models and provide insights into the optimal soil conditions for methane uptake in the Arctic.
A new study by UMass Amherst and the Wildlife Conservation Society finds that climate change disproportionately affects older African elephants, who will have decreased chances of survival. This can lead to a ripple effect on their ecosystems and cultures, highlighting the need for coordinated management strategies at all levels.
Researchers have identified and detailed the structure of Mcf1, a bacterial toxin that kills insects by disrupting essential proteins in their cells. The discovery has implications for developing new organic pest control agents and may also shed light on human diseases.
A high prevalence of mental disorders was found to affect over 1 in 10 individuals aged 5-24 worldwide, with around one-fifth of all disease-related disability attributed to these conditions. This age group accounts for nearly a quarter of the global mental disorder burden across the entire life course.
Sentiment analysis of tweets from ten countries reveals that happiness levels can recover from big shocks like pandemic lockdowns and Ukraine invasion in as little as 2-3 weeks. The study re-examines adaptation theory using Big Data.
Researchers have uncovered the molecular and ultrastructural features of BCAS1+ cells in diffuse gliomas, highlighting their proliferative capacity and distribution. The study provides a comprehensive characterization of the BCAS1+ cell population within diffuse gliomas, shedding light on its role in tumor malignancy.
A researcher proposes that artificial sentience is necessary but impossible due to ideological commitments. The author reviews historical discourse on sentience and its projection onto artificial agents.
The researchers conclude that intensive agricultural cultivation has reduced the landscape's water storage capacity, leading to severe droughts. Restoring natural habitats can restore soil structure, allowing for evapotranspiration and guaranteeing rainfall in drought years.
Researchers identified SMYD2 as a key player in breast cancer metastasis, enabling the development of early treatments. Inhibiting SMYD2 inhibits BCAR3 activity, blocking metastatic cell migration and invasion.
A study by Washington State University researchers found a potential link between high maternal cortisol levels and unpredictable birth complications. Cortisol measurements in hair samples revealed elevated stress hormone levels among women who later experienced unexpected birth problems, such as early births or hemorrhaging.
Researchers at Cornell University analyzed plant spore dispersion using high-speed cameras and predicted the trajectory of spores carried by swirling motion created by vibrating leaves. The study aims to design a strategy to reduce pathogens from spreading from leaves.
A recent study by Dutch researchers found that Netherlands society is split into six social classes, each with distinct proportions of economic, social, cultural, and health/attractiveness capital. The study highlights class differences in views and wellbeing, providing insights into the country's contemporary social structure.
Researchers at UC Irvine and Los Alamos National Laboratory have discovered a way to transform glass-like materials into conductors for use in quantum computers. By applying controlled strain to atomic structures, they can create materials with unique electrical properties.
A team of scientists has developed a new type of anticancer agent targeting cancer stem cells, which are difficult to eradicate. The compound, called Ru1, promotes a decrease in the expression of genes necessary for mitochondrial respiration, causing cancerous cells to lose their potential.
Researchers identified senescence-related tumor microenvironment genes associated with poor prognosis, genetic alterations, and reduced responsiveness to immunotherapy in HNSC. The study highlights the importance of precision medicine approaches for personalized treatment.
Researchers at Duke University create a system called MadRadar that can trick automotive radar sensors into believing anything is possible without prior knowledge. The technology can hide existing cars, create phantom vehicles, or make it seem like an actual car has changed course.
Researchers at Tohoku University and Shanghai Jiao Tong University developed a machine learning method to predict the growth of carbon nanostructures on metal surfaces. The approach combines theoretical models with data from chemistry experiments to control the dynamics of material growth, leading to improved quality and efficiency.
Researchers have cataloged nearly 1400 slow-rising flares using Chandrayaan-2 data, revealing a significant increase in the number of slow-building flares compared to previous decades. The study suggests that solar flares may exhibit different behaviors, including varying rates of rise and fall.
Researchers developed a risk calculator to predict individualized risk of right heart failure after left heart pump surgery, tailoring care to each patient. The STOP-RVF calculator uses machine learning and considers variables such as pre-existing health conditions, medications, and demographic information.
The study found that decarbonising the industrial sector is technically possible with a mix of high and low-maturity technologies. Established carbon capture and storage technologies can save nearly 85% of emissions, while electric technologies can theoretically reduce emissions by 40-100%.
Scientists at the UK Centre for Ecology & Hydrology have produced a comprehensive map of England's hedgerows, revealing over 390,000 km of field boundaries marked by these critical habitats. The new data will guide future habitat restoration efforts and support biodiversity conservation.
A team of scientists has developed a computational model to predict properties of intrinsically disordered proteins, enabling the study of all 28,000 human disordered proteins. This breakthrough provides new insights into their roles in disease and biological functions.
The European Union aims to position itself as a world-class hub for AI, prioritizing trustworthiness and human-centric innovation. Key experts discuss the importance of security, accuracy, and ethical deployment in AI development.
A study by the University of Malaga and the Future Power Systems Group of the University of Birmingham found that oxygenated biofuels blended with diesel can reduce soot emissions by over 90%. The research uses bio-alcohols and bio-ketones, which are produced from low-carbon biomass residues, to achieve this reduction.
The dictionary, based on first-person accounts, highlights the power of language in shaping understanding of mental health. It recommends empowering metaphors for use in public discourse to convey control, positivity, and empowerment.
A new study found that abdominal aortic calcification is associated with rapid weight loss in older women, leading to higher risks of falls, fractures, and mortality. The researchers hope this discovery will lead to changes in treatment approaches for rapid weight loss in older adults.
Genetic analysis of bone fragments at the Ranis site in Germany confirms that modern humans reached Northwestern Europe 45,000 years ago, overlapping with Neanderthals. The findings suggest that the invasion of Europe by modern humans helped drive Neanderthals to extinction.