A recent study by Max Planck Institute researchers used stem cells and organoids to analyze the role of Neandertal DNA in human development. The team found that archaic DNA is present in nearly all modern humans outside Africa, with certain genes associated with skin and hair color being highly prevalent in Europeans.
A new study suggests the measles virus emerged in humans around 528 BCE, thousands of years earlier than previously thought. Researchers used lung samples and genome sequencing data to reconstruct the virus's evolutionary history, tracing its emergence from a cattle-infecting relative.
A KKH-led study evaluates a novel clinical protocol to screen and triage women with threatened miscarriages, saving pregnancies and reducing progestogen use. The protocol uses a single serum progesterone test to guide clinicians in managing patients.
Researchers have decoded the brain's smell-processing center, identifying a code for converting sensory information into perception. By manipulating nerve signaling, they found changes in glomeruli activation led to significant drops in odor recognition accuracy, with timing and order crucial for correct detection.
A recent study published in the American Heart Association found that rural stroke patients are more likely to die from stroke-related complications and receive inadequate treatment. Compared to urban patients, rural patients had lower rates of receiving clot-busting medication and undergoing endovascular thrombectomy, leading to highe...
A UK study found that older and heavier dogs are more susceptible to heat-related illnesses, with flat-faced breeds like pugs facing higher risks. The study also highlighted the importance of maintaining a healthy bodyweight and breeding for respiratory function in dogs.
Researchers discovered that ancient fish fossils near Japan hold valuable rare-earth elements, indicating potential new global supply sources. The findings suggest that fish populations were drawn to specific locations due to climate change and underwater geology, resulting in concentrated deposits of these metals.
A 84-year-old woman with breast cancer and controlled hypertension developed a life-threatening arrhythmia after chloroquine treatment, resolving after discontinuation. The case highlights the risks of QT interval prolongation and torsade de pointes in patients treated with chloroquine for COVID-19.
Research by Alexei Frolov finds distinct relationships between particle masses and cluster properties, improving understanding of semiconductors' optical spectra. The study's formulas could be adapted to describe clusters with varying masses, enabling finer tuning of semiconductor properties.
A new study found that homeless patients are more likely to be readmitted to the hospital within 30 days due to chronic diseases and limited access to medical care. The study, conducted across three states, revealed a 17% combined 30-day readmission rate among homeless patients compared to 14% among housed individuals.
A new study published in Science found that the disparity in PECS majors is not caused by higher math achievement among men. Instead, researchers discovered that low-achieving males were choosing these fields at the same rate as high-achieving females.
A new study from the University of East Anglia reveals that EU safety regulations have reassured UK vapers but also led to concerns about restricted e-liquid products and black market sales. The research highlights the need for awareness about vaping product safety and regulation.
Researchers at the University of Houston have identified three different stem cell types in Crohn's biopsies, with two variants contributing to inflammation and fibrosis. The team is developing new drug therapies to selectively destroy these rogue cells and create new treatments for pediatric and adult Crohn's disease.
Researchers have found that certain cancer therapeutics concentrate within cells' tiny functional compartments called organelles, known as condensates. This discovery could lead to a new toolset for drug development by tailoring chemicals to seek out and concentrate in specific droplets.
Researchers at a Boston academic medical center designed and implemented a reusable face shield for front-line medical staff within weeks. The design provides an efficient and generally applicable approach for leveraging local manufacturing processes to quickly produce personal protective equipment (PPE) during public health emergencies.
A new study reveals that global forest loss is amplifying both gains and losses in species diversity, leading to changes in ecosystems. The research found that some tropical areas experience significant declines in animal species due to forest loss.
A study by Haydeh Payami and colleagues identifies a significant overabundance of opportunistic pathogens in the guts of persons with PD, compared to control subjects. The findings suggest that these microbes may play a role in triggering the disease, but more research is needed to confirm this association.
The American College of Physicians (ACP) has issued new Practice Points on the effectiveness of masks for preventing COVID-19 disease. The guidelines emphasize the importance of N95 respirators in healthcare settings and recommend surgical masks for non-medical individuals to reduce transmission risk. ACP also emphasizes the need for c...
A study published in Nature Communications reveals that transient attracting profiles (TRAPs) in ocean-surface velocity data can predict the convergence of drifting objects, such as persons and debris. This information enables search teams to set a tighter search grid and make faster rescues.
A recent study by Leibniz-Institute for Food Systems Biology found that five different bitter coffee constituents, including kahweol and cafestol, interact with human bitter taste receptors. The results suggest that these substances can reduce bitterness and affect gastric acid secretion.
Boston University School of Medicine's Women Veterans Network (WoVeN) has received a $1.9 million grant from the Bob Woodruff Foundation to provide online groups, peer support, and social connections for female veterans. The program aims to improve mental health, social support, and well-being for women veterans across the US.
Researchers at UC Riverside developed a new film made of gold nanoparticles that can respond to any type of movement, enabling robots to mimic chameleons. The material's complex patterns can be displayed through programming, opening up various applications such as underwater exploration and authentication features.
Researchers discovered that a changing mating signal in Drosophila mojavensis can initiate speciation. Females from subspecies with lost pheromones prefer courtship song over scent when choosing mates.
Researchers have solved the structure of a critical protein region in SMCHD1, which plays a key role in 'switching off' genes. The new map reveals how inherited changes in this region cause certain diseases, including muscular dystrophy and developmental disorders.
A new study on rare 'split brain' patients demonstrates that NREM-sleep slow waves propagate in the human brain through cortical anatomical connections, contradicting common beliefs about sleep as a uniform state. The research found that each area of the brain may produce its own
Scientists at the University of Chicago have developed a new quantum communication technique that bypasses traditional channels, allowing for secure information transfer without photon loss. This breakthrough enables faster and more efficient communication systems, opening up new possibilities for future technologies.
A combination of physical activity, not smoking, light-to-moderate alcohol consumption, high-quality diet, and cognitive activities reduced the risk of Alzheimer's disease by 60% among those with four or five healthy behaviors. The study included data from nearly 3,000 participants from two NIH-funded longitudinal study populations.
Researchers from the University of South Australia suggest that Vitamin D could mitigate chemotherapy-induced intestinal mucositis by suppressing inflammation and enhancing T-cell function. The study highlights the potential benefits of Vitamin D in reducing damage to the gut microbiome caused by chemotherapy agents.
A Romanian research team found that wind farms along the Black Sea coast are killing large numbers of migrating bats, including those from distant regions. The scientists recommend implementing turn-off times during migration months to reduce bat mortality and protect populations.
During the early stages of the COVID-19 epidemic, researchers found a shift in the association between poverty and case numbers, with richer counties experiencing higher confirmed cases. In contrast, poorer counties saw disproportionately higher death rates, even after accounting for other factors.
Researchers discovered a novel combination of biomarkers from baseline tumor tissues that predict improved clinical responses and prolonged survival in patients with advanced bladder cancer. ARID1A mutations and CXCL13 expression were associated with better overall survival, suggesting potential patient selection improvements.
Anton Ginzburg, a New York-based artist, will explore concepts of creativity and cultural labour in a historical context at the Schaufler Lab@TU Dresden. The residency aims to initiate a dialogue between science and art on AI's influence on contemporary artistic practices.
A nationwide study in South Korea found that elderly patients with hip fractures are nearly three times more likely to die by suicide within the first six months following surgical treatment. The study also suggests that mental stress and emotional status evaluation are crucial for management.
Researchers applied a new Gaussian mathematical model to high-precision laser 40Ar/39Ar dating data from the Tengchong area, resolving 3 volcanic eruptive stages: Pliocene (3.78 Ma), early Middle Pleistocene (0.63 Ma) and late Middle Pleistocene (0.139 Ma). The method reduces uncertainty and defines stages with high precision.
A new CABI-led study suggests that governments should reallocate subsidies to encourage the use of lower-risk control options like biopesticides. The research also emphasizes the importance of enforcing pesticide regulations and mass media campaigns to inform farmers about recommended pesticides and sustainable management options.
Researchers have developed a quantum-inspired approach for OCT detection, allowing for high-quality imaging with power levels up to 1 million times lower than current standards. This breakthrough enables safer and more efficient OCT imaging for medical applications.
A recent clinical trial published in The Lancet Neurology found that patients with brain arteriovenous malformations (AVMs) can experience a significant reduction in stroke risk and mortality when left alone to follow their natural course. In contrast, standard medical interventions may pose more harm than benefit.
A new study led by UNSW reveals that blenny fish's transition from water to land is driven by dietary flexibility, which allows them to survive and thrive on land. The researchers found that once on land, these remarkable creatures face restrictions on food availability, triggering major evolutionary changes in their morphology.
Researchers at UC Davis have created a device to directly measure fetal blood oxygen saturation during labor, which could lead to better information on the health of the fetus before birth. This technology has the potential to reduce the rate of C-sections and improve outcomes in difficult deliveries.
Researchers developed a new quantum sensing technique that allows high-resolution NMR spectroscopy on small molecules in dilute solution, achieving femtomole molecular sensitivity. This breakthrough enables chemical analysis and magnetic resonance imaging at the level of individual biological cells.
The Arctic Ocean is projected to absorb 20% more CO2 by the end of the 21st century, leading to stronger ocean acidification. This increase in CO2 will negatively impact calcifying organisms such as mussels and corals, having serious consequences for the entire food chain.
A recent study developed a new technique for photographing and data analytics to count lions, which has shown promising results in understanding their populations and movements. The current estimates of African lion populations are thought to be unreliable due to the use of outdated methods such as track counts and audio lure surveys.
Researchers at SFU found that wearing hip protectors reduces the risk of hip fracture by over two times, while mobility aids lower the likelihood of injury by over threefold. The study aims to improve quality of life for seniors in long-term care through fall prevention and injury protection.
A game theoretical study by Claudius Gros shows that envy can lead to the emergence of social classes in a society. The study simulates individual behaviour in a competitive environment, where agents with different skills and opportunities interact.
Researchers found that Tibetan antelopes permanently express a juvenile form of hemoglobin, which has higher oxygen affinity, allowing them to thrive at high altitudes. This adaptation enables the animals to sustain running speeds of over 70 km/h and travel long distances without oxygen deprivation.
A systematic review of multiple sclerosis treatments found no effective interventions for cognitive symptoms, despite over half of affected individuals experiencing cognitive dysfunction. Researchers emphasize the need for future studies focusing on cognitive outcomes and standardized criteria to inform optimal treatment choices.
Researchers at Osaka University have developed a system that can virtually remove buildings, trees, or moving objects from real-time landscape simulations using deep learning and video game graphics engines. This technology may become standard for urban planning in busy areas with many distractions present, allowing for the visualizati...
Real estate control policies in China can reduce discount rate risks and overall firm risks to banks. Financial control policies increase risk, while land policies decrease it. Tax-related stimulating policies also impact risk.
Researchers found that betta fish opponents undergo similar brain changes that become more synchronized after longer fights. The study suggests that even in aggressive behavior like fighting, brains may cooperate at the molecular level.
A study found that dog breeds labeled as 'cooperative' and 'independent' do not exhibit different responses to unfair outcomes, contrary to previous hypotheses. Dogs from both breed groups displayed inequity aversion, with some differences in behavior observed between the groups.
A recent study published in Molecular Brain suggests that an imbalance of human gut microorganisms and excessive propionic acid consumption may contribute to autism. The researchers found that propionic acid disrupts autophagy, a natural cell mechanism, leading to reduced dendritic spine formation and hindering child brain development.
A team of Carnegie scientists solved a marine science mystery by identifying the cell type and genes responsible for coral recognition and uptake of photosynthetic algae. This breakthrough can aid coral conservation and increase understanding of other coral species threatened by warming oceans.
Researchers at the University of Minnesota have developed a groundbreaking 3D printing technique that prints electronic sensors directly on organs expanding and contracting. This technology could aid in diagnosing and monitoring patients with COVID-19 by tracking lung movements.
During COVID-19 lockdowns, China experienced up to 90% reductions in certain emissions, but also saw a significant increase in particulate matter pollution. This unexpected phenomenon highlights the need for a comprehensive regulation of precursor gases from all sectors.
A patient-personalized sequencing pipeline, INVAR, enhances the sensitivity of circulating tumor DNA (ctDNA) detection in plasma samples. This technique analyzes hundreds of patient-specific mutations to detect ctDNA, enabling more accurate monitoring and potentially early relapse spotting.
A new study found that nearly 10% of patients prescribed opioid medications following heart surgery will continue to use them more than 90 days after the procedure. The study also revealed a direct link between the dosage of opioids first prescribed and the likelihood of persistent opioid use.
A new survey of US tick-management programs reveals a public health gap in surveillance and control efforts. The study found that less than half of programs engage in active tick surveillance and only 12% conduct or support tick-control efforts.
A new iron compound, containing phytate and corn protein hydrolysate, has been found to be easily absorbed by the intestine without compromising food quality. The compound is bound to amino acids and has been shown to increase iron uptake in human intestinal cells, particularly in those with iron absorption inhibitors.
Scientists at Johns Hopkins Medicine have developed a light-activated CRISPR system that allows for targeted DNA cutting within seconds. The new technology reveals new details about the DNA repair process, which may aid in understanding aging and cancer.
Researchers have gained detailed insights into how a key protein receptor interacts with GABA, providing a clear target for new therapeutic drugs. The study's findings offer promise for improved treatments of neurological disorders such as epilepsy and muscle spasticity.