A new study found that Black and Hispanic stroke survivors are at higher risk of having changes in the brain's blood vessels that can lead to a second bleeding stroke. The research, published in Neurology, suggests that these differences may be due to disparities in healthcare access and severity of cerebral small vessel disease.
Researchers at the Fritz Haber Institute have developed a novel method for fast material manipulation using laser pulses, significantly reducing switching times. The technique involves shining light on a semi-metallic crystal to re-organize its internal electronic structure, changing conductivity and allowing for ultrafast control.
Researchers at UW-Madison have developed a micro-molded scaffolding photoreceptor patch to deliver new photoreceptors to damaged or diseased retinas. The 'ice cube tray' scaffold can hold three times as many cells while reducing biomaterial usage.
A new study found that female Stenophylla lobivertex praying mantises have an advanced pheromone gland protruding from their bodies, releasing a unique pheromone to attract mates. This adaptation may be crucial for the species' survival, particularly in rare cases with low population density.
A new study found that plant genetics, tissue type, and management strategy play a crucial role in shaping the plant microbiome. The research discovered that bacterial communities are most diverse in the soil, while fungal communities are more evenly distributed across different tissues.
Researchers have advanced understanding of light-matter interactions in chiral materials with a magnetic field, confirming the magneto-chiral dichroism theory. The study provides detailed measurements and quantum-chemical calculations for two model systems, opening the door to future applications.
Researchers found that individuals with multiple sclerosis experience subtle language impairments that can be attributed to impaired executive functions or language ability. The study suggests the need for more comprehensive neuropsychological testing to fully understand cognitive profiles and provide optimal interventions.
Researchers mapped the developmental landscape of the mouse hypothalamus, revealing a stepwise strategy for neural progenitors to generate extreme neuronal diversity. The study provides insights into hypothalamic plasticity and potential therapeutic targets for diseases such as anorexia and narcolepsy.
Researchers at Georgia Tech will lead a five-year, $15M NASA grant to develop strategies for testing high-power electric propulsion systems. The Joint Advanced Propulsion Institute (JANUS) aims to overcome infrastructure challenges and create accurate data translation for space travel.
A worldwide survey found pregnant and postpartum women experiencing high levels of depression, anxiety, loneliness, and post-traumatic stress during the COVID-19 pandemic. Factors such as excessive information seeking and worries about children's well-being were linked to worse mental health outcomes.
A large study shows that infants infected with Group B strep are twice as likely to have neurodevelopmental impairments and need special education compared to uninfected children. The study also found significant long-term effects, including cognitive impairment and higher rates of hospitalization, in up to one in twenty survivors.
Researchers developed a new approach called Co-opting Regulation Bypass Repair (CRBR) that can correct genetic diseases caused by single gene mutations. The method uses the CRISPR/Cas9 system and non-homologous end joining to insert a functional copy of the gene, enabling treatment in all adult tissues.
A Yale University study reveals that conversion among swing voters was the primary factor behind Donald Trump's electoral success in 2016. The researchers found that voters switching from Democrat to Republican more consistently explained the GOP's gains than did increases in voter turnout.
Researchers developed an algorithm to screen for pulmonary arterial hypertension in scleroderma patients, outperforming standard methods. The algorithm correctly identified all 10 patients with the condition in a study of 68 subjects.
A new study examines the impact of augmented reality on retail sales. Researchers found that AR enhances product evaluation, reduces customer uncertainty, and promotes online channel adoption. The technology also benefits niche brands and premium products, leading to increased revenues for retailers.
Researchers developed a predictive model to estimate the age of natural menopause in middle-aged women based on hormone levels, menstrual cycle irregularities, and lifestyle factors. The study demonstrated adequate prediction accuracy, suggesting potential benefits for health promotion and family planning decisions.
An international research team proposes combining organic farming with gene editing to achieve greater sustainability in agriculture. The study suggests that this approach could lead to more robust plants with high yields, improved nutrition, and reduced environmental impact.
Research found that antibiotics like streptomycin did not significantly impact the apple leaf microbiome, contrary to previous concerns. The study's findings suggest that geographical location plays a larger role in shaping bacterial composition than management strategy.
Researchers at UC San Diego have developed a theoretical model explaining how pelicans exploit wind updrafts from breaking waves to conserve energy during flight. This discovery has potential applications in drone control and weather forecasting, highlighting the intricate dance between ocean, wind, and bird behavior.
Scientists have successfully encoded a passage from Jane Austen's Mansfield Park in a series of oligomers, allowing for efficient information storage. The technique uses urethane-like plastics and enables dense data storage without DNA-based approaches.
A new study models the gait of Tyrannosaurus rex, revealing a preferred walking speed of 4.6 km/h, comparable to that of humans and other animals. The researchers applied resonance principles to the dinosaur's tail, which they found had a natural frequency, similar to a swing
Researchers from Skoltech, University of Arizona, and Los Alamos National Laboratory developed an approach to quickly stabilize power grids after demand response perturbation. The study analyzes relaxation of energy consumption dynamics in thermostatically controlled loads, demonstrating super-relaxation and efficient load management.
Researchers equipped a Pepper robot with self-directed dialogue to facilitate better human-robot communication. The AI model improved the robot's ability to solve dilemmas and outperformed international standards for collaborative robots. By
Scientists found that eradicating rats from tropical islands restores critical nutrient cycles to coral reefs within 16 years. Seabird populations are increasing on islands where rats have been eradicated, boosting the health of surrounding ecosystems and improving their chances of rebounding.
A diet high in pro-inflammatory foods may be associated with increased odds of developing testosterone deficiency among men. Men who consume refined carbohydrates and sugar, as well as polyunsaturated fats, are more likely to experience low libido, decreased energy, and depression.
Scientists from Florida Atlantic University used non-invasive camera-trap techniques to detect and survey the elusive dryas monkey, confirming its occurrence at seven locations in Lomami National Park. The study suggests that the species prefers structurally complex understories and forest edges, rarely traveling on the ground.
A new analysis of air pollution data from five large Chinese cities found statistically significant differences between locally-reported and US embassy-reported measurements. The study suggests that when air quality is poor, local stations systematically report lower PM2.5 levels than reported by US stations.
Researchers at Georgia Tech and Brazil's Pontifical Catholic University developed a new framework for designing hierarchical, spatially-varying microstructures with potential applications in cranial reconstruction, space exploration, and biomaterials. This approach combines design and manufacturing to create novel microstructures.
A new study has identified the transcriptome and proteome of Scrobiculariaplana, a bivalve used as a bioindicator for pollution. The database provides insights into molecular functions related to stress response mechanisms under pollution, helping to better gauge the effects on marine ecosystems.
A Georgia State University professor has received a $2.3 million grant to investigate the role of inflammation in otitis media, an infection of the middle ear. The goal is to develop novel anti-inflammatory therapeutics and improve hearing outcomes.
A comprehensive study in mice reveals a roadmap of muscle decline with age, identifying key molecular mechanisms and potential new treatments. Klotho supplementation improved muscle strength in old but not oldest-old mice, suggesting earlier intervention may prevent declines.
Researchers have discovered that fast brainwave oscillations can pinpoint brain tissues responsible for epileptic seizures. The collaborative research leverages noninvasive EEG technology to automatically identify high-frequency oscillations and epileptiform spikes, which are key links related to epilepsy.
A study published in eLife found that an overgrowth of yeast in the gut within the first few months of life may increase the risk of asthma later on. The period after birth is critical for immune system development and gut microbiome health, and disruptions to gut bacteria can lead to asthma.
Researchers created a platform that can develop effective peptide nucleic acid therapies against bacteria in just one week. The Facile Accelerated Specific Therapeutic (FAST) platform enables speedy identification and testing of molecules targeting new mechanisms in pathogens.
A Lancaster University-led team reviewed evidence on solar park land management practices to enhance pollinator biodiversity. They highlighted ten ways to protect and even enhance bee populations, including sowing wildflowers and connecting parks to nearby habitats.
Researchers at Penn State found that providing explanations for online symptom checker recommendations can increase user confidence and trust in the diagnosis. The study showed that users were more likely to trust the symptoms checker when they received clear explanations of how the system generated its probable diagnoses and suggestions.
A retrospective review found non-contrast pituitary MRI has a high concordance rate with original reports, excepting cases requiring contrast for definitive characterization. The study suggests saving time and costs in imaging pediatric pathologies.
New research suggests Himalayan rock glaciers, which account for 1/25 of glacial ice, will resist global warming more than traditional 'true' ice glaciers. These slow-moving glaciers are well-insulated and contain about 51 cubic kilometers of ice.
Scientists develop new catalyst to efficiently synthesize aziridines with high enantiopurity, a crucial step towards creating novel medicines. The reaction method also shows potential for other stereo-selective synthetic reactions.
Researchers used image-analysis methods from engineering to spot minute movements of a stony coral. The study found more activities happening under nighttime conditions and provided insights into coral behavior and physiology.
Scientists at Beam Therapeutics have created a redesigned base editor that successfully repairs the single-base mutation causing sickle-cell disease. The therapy targets an upstream regulatory pathway to express fetal hemoglobin, offering a potential solution for this genetic disorder.
A collaborative study identified strengths and challenges autistic teens face while learning to drive. Researchers recommend scaffolded instruction and caregiver-supervised practice to overcome obstacles. Autistic drivers show similar crash rates to non-autistic peers, with lower license suspension rates.
A new study suggests that home health care growth is 'small and inadequate' compared to the increasing demand in an aging America. Targeted policies are needed to support home-based medical care.
A study published in Circulation found four new genetic variants associated with peripartum cardiomyopathy, a rare condition characterized by weakened heart muscle. The research suggests that these genetic mutations may be linked to non-ischemic dilated cardiomyopathy, a disease affecting middle-aged men and women.
A new study based on research at a unique fossil site in Utah finds that tyrannosaurs were likely gregarious animals, with evidence suggesting they died together during a seasonal flooding event. The discovery sheds light on the behavior of these fearsome predators and challenges long-held assumptions about their solitary hunting habits.
Researchers propose integrating photonic components with superconducting electronics to enable artificial cognitive systems of scale and functionality. This approach may be easier at low temperatures using superconductors than at room temperatures using semiconductors.
A survey of Canadian academics found that most agree data sharing is beneficial, but many fear personal costs and lack of support. Researchers suggest better guidelines, training, and incentives to encourage open data sharing.
A new study from the VA, Regenstrief Institute, and IUPUI analyzed healthcare utilization among TBI patients and found that a quarter were super-utilizers. The research also identified disparities in care based on health insurance and residency status.
A study found that 70 of 134 ancient sea-dwelling invertebrates exhibited 'dead clades walking,' where groups survive an extinction event but never regain their diversity, challenging the sudden disappearance view of mass extinctions.
A new study surveyed American artisan cheesemakers, finding that 71% are concerned about surface molds and colors on rinds. The majority (61%) reported quality and spoilage problems, with 39% saying their standards are not met annually. Cheesemakers desire online resources and digital forums to address these issues.
Researchers assessed the effectiveness of treating preterm infants with umbilical cord blood-derived mesenchymal stem cells (UCB-MSCs) directly into their tracheas. Early results showed signs of improvement for the most immature infants included in the trial, but further study is needed to solidify therapeutic benefits.
Researchers have developed an all-in-one test that integrates COVID-19 diagnosis, variant tracking, and co-infection detection into a single portable mini-laboratory. The NIRVANA test can detect SARS-CoV-2 mutations and report them simultaneously, making it a promising solution for rapid field-deployable detection.
Researchers have developed a novel super-resolution vibrational microscopy harnessing Stimulated Raman Excited Fluorescence (SREF) for ultrasensitive vibrational contrast. This technique enables all-far-field Raman spectroscopy with sensitivity down to single-molecule resolution.
Researchers at Massachusetts General Hospital discovered three distinct types of pulmonary neuroendocrine cells (PNECs) that line the human airway, which may be involved in breathing-related diseases in infants. The study found higher numbers of certain PNECs in autopsied tissues from children who died from SIDS and other conditions.
A network of off-the-shelf smartphones deployed in Costa Rica detected and alerted on five earthquakes, outperforming scientific-grade warning systems. The system, called ASTUTI, uses accelerometers built into phones to provide early warnings for potential disasters.
A study by Penn researchers found that people with schizophrenia have a compromised blood-brain barrier, allowing the immune system to improperly influence the central nervous system. This inflammation contributes to the condition's symptoms. The findings may also apply to other mental disorders.
Researchers found continuous declines in positive emotions among astronauts at two Antarctic stations, without a bounce-back effect after returning home. Positive emotions such as satisfaction and enthusiasm are crucial for thriving in high-pressure settings, and interventions targeting these may reduce psychological risk.
The withdrawal of federal regulation on smaller transboundary waters has left individual states with the responsibility to fill in the gaps, but evidence suggests this may not lead to desired outcomes. Research highlights the flaws in the 2020 Navigable Waters Protection Rule's economics analysis and the failure to account for economic...
Experts propose making general anaesthesia available to dying patients, citing high public support. This would provide unconsciousness during final moments, alleviating suffering.
A study by researchers from the Music Technology research group found that a widely used music recommendation algorithm is biased towards male artists, resulting in less exposure for female artists. The algorithm's ranking system perpetuates this bias, with female artist recommendations often appearing later in the list.