Researchers propose a bi-objective optimization framework for VLEO satellites based on a data-relay multi-satellite system, balancing computational feasibility and control precision. The proposed method outperforms conventional controls in terms of attitude control accuracy and extends the downlink window through relay satellites.
A SWPS University study investigated the potential of using humour to treat depressive states, finding humour can improve mood and boost resilience, but not during acute phase, when it can worsen mood. The study highlights the importance of tailored humour interventions and caution when using humour with individuals with depression.
A new study found that hospitals and insurers use public threats to negotiate better deals, leaving patients and families caught in the middle. The study analyzed 14,918 relationships and found that 8% of episodes of brinkmanship resulted in a hospital leaving the network, but 72% were resolved without an actual network exit.
Researchers at Helmholtz-Zentrum Berlin have developed a nanosilver catalyst that efficiently reduces CO2 to CO, with a high Faradaic efficiency of almost 100%. The addition of aldehydes to the electrolyte reduces energy consumption by over 30%.
Researchers developed a safer alternative to traditional hormone replacement therapy, targeting only one estrogen receptor to promote metabolic protection and prevent tumor growth. The approach restored metabolic balance, improved liver function, and reduced risk of diseases like diabetes and high cholesterol.
Researchers at MIT have developed a handheld device to collect living cells from specific locations in patient samples, enabling early cancer detection and personalized medicine development. The device uses a microfluidic channel to gently detach living cells from tissue, allowing for targeted sampling and cultivation for diagnostics a...
Mount Sinai researchers identified how APOE4 damages brain blood vessels, promoting abnormal protein buildup and neurodegeneration. They found that blocking TGF-β signaling restored pericyte coverage, reducing fibrosis and vascular amyloid accumulation.
MSU has received a $20 million NSF grant to establish a new shared-use facility that will accelerate the development and testing of semiconductor technologies for extreme environments. The facility, called IDiCaRS, will bring together researchers, industry partners, and advanced research capabilities to tackle challenges in space elect...
A study of 1,850 emerging adults found that those with multiple childhood traumas had higher rates of depression, suicidal ideation, and hard drug use. Emotional abuse, sexual abuse, and witnessing domestic violence were strongly associated with poor health outcomes.
A recent USC-led study reveals that over 1 in 5 older adults are at risk for major drug interactions, despite a decline in their prevalence. Polypharmacy and dietary supplement polypharmacy have increased, with antidepressants, statins, and antiplatelet therapies being the most commonly used medications involved in these regimens.
A study of 955 adults with diagnosed eye conditions found that nearly 19% reported receiving or encountering treatments they believed to be 'bogus'. The survey highlights the importance of clear and evidence-based communication between clinicians and patients in navigating the complex environment of health information and commercial tr...
Researchers describe Jeanerpeton mazonensis, a 309-million-year-old proto-amphibian discovered in Illinois, providing insights into ancient amphibian evolution. The fossil specimen features preserved scales, eye impressions, and gastralia, supporting its classification as a distinct species.
This study compared the effectiveness and safety of 11 promising targets for treating MASLD and steatohepatitis. Co-agonists of GLP-1, GCG, and/or GIP receptors, as well as FGF21 analogues, showed promising signals across several endpoints.
Berberine attenuates hepatic sinusoidal obstruction syndrome by inhibiting endothelial-mediated neutrophil recruitment and activation. The study found that BBR reduces liver injury and neutrophil infiltration in HSOS models.
A study found six Alaska rivers' water chemistry changed due to thawing permafrost, releasing iron, sulfuric acid, and other metals. The effects were observed 60 miles downstream, with metal concentrations 70 times higher than in pristine areas.
Researchers developed a palladium membrane that selectively transports hydrogen ions in water, enabling selective ion transport without water crossover for eco-friendly ammonia synthesis. This breakthrough addresses the primary barrier to implementing green ammonia synthesis through electrochemical devices.
The National Science Foundation observatory will bring advanced electron microscopy, artificial intelligence, and powerful computing networks to researchers nationwide. The goal is to make imaging capabilities accessible to many scientists across the country, answering vital questions about the natural world.
Researchers found that sharks can detect low-frequency sounds from considerable distances and respond by dramatically changing direction away from the source. They detected sounds from up to 243 feet away and were more sensitive to lower frequencies.
Researchers at Fraunhofer IAF have developed a monolithic microwave integrated circuit (MMIC) with a gain of 11 ± 2 dB in the frequency range between 4 and 420 GHz. The MMIC achieves low noise and high output power, making it suitable for high-bandwidth applications such as optical data transmission.
Researchers developed a soft, reusable smart contact lens that measures serotonin levels in tears, shedding light on stress-related physiological changes. The device, part of a broader tear bioelectronics platform, detects serotonin at low concentrations, enabling the tracking of small changes in stress levels.
A new analysis from Cure reveals that universities can engage with industry through four distinct pathways, with bottom-decile institutions outperforming top-ranked universities in commercialization and entrepreneurship. The study found that universities can build meaningful partnerships by leveraging their strengths in specific areas,...
Researchers found that a natural enzyme derived from figleaf gourd can significantly reduce the immunoreactivity of peanut proteins, pointing to a potential new approach to developing food ingredients with reduced allergenic potential. Enzymatic hydrolysis can alter protein properties, reducing antibody recognition, but not eliminating...
Researchers discovered that black hole jets can shape galaxy environments, influencing growth and evolution by disrupting gas and preventing cooling. The jets' impact is felt hundreds of thousands of light-years from the galaxy's center, affecting the formation of new stars and galaxy fate.
The Kissick Family Foundation and the Milken Institute are funding $2.5 million in FTD research, supporting projects that uncover new biomarkers and therapeutic targets. Letters of intent for the fourth funding cycle are now being accepted.
A new study from Wake Forest University School of Medicine found that chronic stress and social support levels are associated with changes in cognitive abilities across different demographic groups. Higher social support was linked to less decline in attention over time, while women and Hispanic participants with higher chronic stress ...
A 1834 British silver sixpence shows severe deformation, favouring minting anomaly over wear, corrosion, or impact. Non-destructive microscopy and chemical analysis reveal abrupt changes, steep-sided troughs, and overlapping displacement structures.
Researchers found that early galaxies were already producing and dispersing heavy elements, such as oxygen and carbon, 500 million years after the Big Bang. This discovery challenges previous assumptions and provides insights into the early universe's chemical evolution.
A new framework calculates the most cost-effective way for multiple treatment facilities to jointly plan, build, and operate infrastructure to remove excess nitrogen from wastewater. The tool found that coordination could cut total capital and operating costs by up to 48 percent, a savings of $268 million over 30 years compared to the ...
A team of researchers has captured the first high-resolution 3D images of RyR1 calcium channels in muscle cells, revealing synchronized opening and the role of neighboring channels. The study may explain mechanisms behind serious muscle diseases, such as malignant hyperthermia and congenital myopathies.
A new trial will determine whether chemotherapy provides additional benefit for patients with high anatomic risk but low genomic risk. The RxFINE-Low trial will enroll 2,000 postmenopausal women and men with high anatomic risk breast cancer and low genomic risk, and follow them for up to 10 years.
A new AI tool predicts organ failure in acute pancreatitis with high accuracy, using multiphase CT imaging and outperforming standard scoring systems. The model achieves early automated prediction, with 55% of cases predicted at least 3 hours in advance.
A recent analysis of nearly 150,000 food products in the US found that health-related labels don't guarantee nutritional quality. The study, led by Cornell University researchers, reveals that reducing one unhealthy ingredient can lead to adding more of another. The researchers used a nutrient profiling model to evaluate products, find...
A new tool, INSPECT-SR, has been developed to assess the trustworthiness of randomized controlled trials (RCTs) and identify problematic studies. This tool, which has been endorsed by the Cochrane community, provides a rigorous and transparent method for reviewers to evaluate the integrity of trial data.
Researchers at Ritsumeikan University developed a way to control molecular shape, electron transfer, assembly, and pressure-responsive properties by changing counterions. The findings reveal counteranions can modulate ultrafast electron transfer and pressure-responsive photophysical properties, enabling the creation of smart materials.
Researchers found that gut bacteria-derived polyamines, including putrescine and spermidine, contribute to extended lifespan in fruit flies. The study used genetically engineered E. coli to investigate the specific contribution of polyamines to host lifespan, revealing a sex-dependent effect with males living longer than females.
New research from Washington State University found that AI corrections are most persuasive when delivered in a tone that matches a user's level of anthropomorphism. An empathetic tone can be more effective in decreasing misperceptions, especially when the tone aligns with a user's beliefs about AI agents.
Researchers at MANA discovered that atomic-scale steps can guide superconducting vortices, moving them 1,000 times more easily along the steps than across them. This finding opens possibilities for controlling vortex motion and heat flow in future superconducting technologies.
A University of Cambridge-led team has created detailed 3D maps of the Cairngorms National Park, revealing the beginnings of large-scale recovery of native woodland. The maps show over six million individual trees, with 40% under five meters tall, and provide insights into habitat type and tree regeneration.
Researchers have discovered the molecular mechanism of synaptic facilitation, a process that strengthens synaptic transmission and is thought to be the basis for instantaneous memory. The study, published in the Proceedings of the National Academy of Sciences, reveals that a calcium binding protein called Synaptotagmin 7 plays a crucia...
Participants with mild disabilities experienced a $1,177 annual reduction in care costs, compared to non-participants. Community gathering places promote social participation, exercise, and mutual support, contributing to healthy aging and mitigating long-term care costs.
Researchers at the University of Waterloo found that a small mismatch in kidney salt processing timing can cause blood pressure to remain elevated overnight. This effect is strongest in individuals with high salt intake and those who are sensitive to salt.
A new diagnostic test for Alzheimer's disease is being developed using blood-based diagnostics, which could provide a more accurate prognosis and treatment options. The test, led by Lund University, aims to improve early diagnosis and treatment of the disease.
A recent study, led by Arizona State University, has revised scientists' understanding of bat origins, relationships, and evolutionary traits. The team combined genomic and fossil evidence to show that bats and mammalian flight most likely originated in Europe around 65 million years ago.
Scientists have developed a tool to help researchers focus their efforts on areas with promising new discoveries, providing a 'treasure map' for the search for past life. By analyzing fossil data and geological trends, the researchers identified regions with a high potential for new finds, particularly in the Cenozoic Era.
University students with higher levels of mindfulness had lower self-stigma and fewer depressive symptoms. Mindfulness was also associated with a decrease in depressive symptoms, contradicting previous research, and may be applied to improve mental health outcomes for minority groups.
Researchers have developed IterFlow, a lightweight learning framework that helps 4D radar estimate 3D motion in traffic scenes. The framework uses RGB images and odometry as auxiliary supervision, reducing the need for costly LiDAR supervision. It outperforms previous radar-based cross-modal scene flow methods in real-world experiments.
A new study suggests that neutrino flavor conversion plays a significant role in determining the fate of dying massive stars. The research found that neutrino behavior can alter the outcome of stars, particularly for those with masses between 16 and 30 solar masses, potentially explaining the supernova rate problem.
A quadruped robot, RAIBO2, completed a 42.195 km marathon without battery swap, capturing 4 hours and 19 minutes of real-world running data. The research team developed design principles for long-distance operation, focusing on system-level efficiency and reliability.
A multi-center international study published in NEJM found that performing hematopoietic cell transplants shortly after detecting high-risk features in patients with Shwachman-Diamond Syndrome significantly improves survival rates. The study analyzed 847 cases and found that survival appeared to improve when early HCT treatment occurre...
Research analysis of 22 years of US mortality data reveals a widening disparity in infant mortality rates between white and Black populations, with sudden unexpected infant deaths accounting for a significant increase, coinciding with the COVID-19 pandemic and social and economic consequences.
The American Academy of Pediatrics is hosting its annual National Conference & Exhibition in San Diego, offering the latest information on medical research, education, and advocacy for children's health. Pediatrician influencers will hold a panel discussion on communicating about health across different social media platforms.
Researchers analyzed exhaled breath to distinguish between cancerous and non-cancerous lung nodules, showing substantially better discrimination than standard clinical information alone. The study's findings support earlier lung cancer diagnosis and potentially reduce unnecessary procedures.
Research finds that controlled Crown-of-thorns starfish populations can support coral diversity by preventing dominant species from monopolizing reef space. This helps increase coral diversity. COTS feeding on fast-growing corals like Acropora creates space for slower-growing species like Montipora and Porites to persist.
A study has uncovered the reproductive cycles of key coral reef-builders, providing a benchmark for tracking the impacts of climate change and assessing reef recovery. The research found that some coral species may not follow traditional reproductive schedules, highlighting the need for year-round monitoring.
The World Beneath Our Feet wins the British Ecological Society Book of the Year 2026 for its engaging and accessible exploration of soil biodiversity. The book takes readers on a journey through the subsoil, introducing them to strange and fascinating organisms that play critical roles in nutrient cycling, agriculture, and carbon storage.
Researchers found that frogs' natural skin bacteria can help them fight disease and improve survival chances. The study identified disease-inhibiting bacteria that helped certain frogs survive infection.
Piezocatalysis, a process that converts mechanical energy into chemical driving forces, can break down biomass's complex lignocellulosic structure under mild conditions. The review highlights the potential of piezocatalysis to drive cleaner biomass conversion, with promising applications in fuels, resins, and biodegradable polymers.
A large Danish study found that current use of oral menopausal hormone therapy is associated with an increased risk of blood clots in legs/lungs, with no general increased risk seen with transdermal hormone therapy. Stroke and heart attack risks were limited to prolonged high-dose oral hormone therapy.
Solidec's autonomous chemical generators produce essential chemicals using air, water, and electricity, giving businesses control over chemical supply chains while reducing waste and carbon emissions. The prize supports solutions with potential impact, and the winner will help deploy the technology with early customers to produce low-c...
African water conflicts are driven by uncertainty over water availability under extreme climate conditions, rather than an absolute lack of water. Advanced water modeling can provide a shared foundation for managing transboundary water resources and resolving disputes.