A new book by Peter Turchin analyzing data from over 800 societies reveals that warfare was the central driver of social complexity, leading to the development of institutions for cooperation and prosociality. The Great Holocene Transformation offers insights into the evolution of human societies over 10,000 years.
A study published in Blood Advances found that individuals with sickle cell disease who were triaged appropriately received their first dose of pain medication within 60 minutes, while those triaged at lesser severity levels waited nearly three times as long. The researchers analyzed the impact of emergency severity index (ESI) assignm...
A study found that combining tramadol with certain antidepressants increases the risk of seizures in older nursing home residents. Researchers analyzed 10 years of Medicare data and found a modest but measurable increase in seizure rates when these medications were taken together.
A new study from the University of Vaasa examines how Finnish households are becoming more flexible with their energy consumption, driven by digitalisation and financial incentives. The research finds that material and monetary benefits are the most effective motivators for adopting flexible energy habits.
Joanna Wardwell-Ozgo, a Kennesaw State assistant professor, received a $720,000 NIH grant to investigate the hormonal control of cancer. She aims to understand how hormones affect cellular growth and development, with potential implications for disease mechanisms.
Imperial College London and the University of Sheffield have signed up to eLife's uncapped scheme, promoting greater equity and inclusivity in scientific publishing. The partnerships aim to support researchers in publishing through eLife Model, providing a fairer and more transparent approach to research publishing and assessment.
A recent analysis found that former inmates report worse health than non-incarcerated peers, even years after release. The study, published in the Journal of the American Geriatrics Society, suggests that clinicians consider screening for incarceration history and connecting patients to supportive services.
A new framework models evolution by combining short-term natural selection with species-wide changes over millions of years. This resolves a long-standing debate in biology, allowing researchers to study trait evolution across multiple scales.
A new study uses general-purpose AI to classify real cosmic events and explain its reasoning without complex training. The model achieved approximately 93% accuracy and provided plain-English explanations for every classification.
A Phase 1 clinical trial has successfully tested a new vaccine against typhoid fever and invasive non-typhoidal Salmonella, demonstrating strong immune responses in healthy adults. The vaccine triggered balanced immune defenses and showed potential for whole-body protection against Salmonella.
Researchers analyzed five diets and found that protein foods, livestock farming, and hand-picked fruits were major sources of forced labor risk. The Healthy Mediterranean-Style diet and the Healthy U.S.-Style diet showed greater risks compared to other diets.
Researchers investigated whether cut flowers from Africa could spread livestock viruses through tiny biting midges. While no midges were found in packaging or transport areas, the study highlights potential risks and suggests measures to reduce them.
Researchers developed an environmental quality standard to evaluate reindeer populations, finding most areas rated as poor or medium. The standard aims to inform management efforts and secure long-term conservation of wild reindeer.
A new study reveals that stevioside can effectively promote hair follicles to enter the growth phase when combined with minoxidil. The natural sweetener enhances skin absorption of the drug, leading to new hair development in a mouse model of alopecia.
Researchers at MIT have developed a new way to engineer CAR-NK cells that are less likely to be rejected by the patient's immune system, making them a promising treatment for cancer. The cells can destroy most cancer cells while evading the host immune system, and may offer a better safety profile than traditional CAR-T cells.
Researchers at EPFL have developed a novel 3D printing technique that creates ultra-strong metal and ceramic materials by infusing water-based gel with metal salts. The process results in exceptionally dense and strong constructions, suitable for next-generation energy, biomedical, and sensing technologies.
Researchers optimized lab culture conditions to boost levels of low-abundance chlorinated compounds in slime mold cells, identifying CDF-2 and CDF-3 as potent antibiotics against Gram-positive bacteria. The compounds' similar molecular structure suggests a critical role in protecting against harmful bacteria.
A study by Kobe University discovered that wild orchid seeds require fungi from decaying logs to germinate. The team found a consistent association between young and adult plants with coral-shaped rhizomes and wood-decaying fungi, suggesting an essential role for these fungi in the orchid's nutritional needs.
The Amazon rainforest experienced its most devastating forest fire season in over two decades, releasing 791 million tons of carbon dioxide into the atmosphere. The study highlights the growing ecological fragility of the region, driven by climate change, deforestation, and land-use mismanagement.
Researchers found that specific bacteria, such as Haemophilus parainfluenzae and Fusobacterium species, are associated with AIG-related neuroendocrine tumors. The study suggests that changes in host metabolism occur before alterations in the gastric microbiota, potentially creating a microenvironment that favors tumor growth.
A recent study published in Cancer Discovery found that Medicaid expansion is associated with improved five-year cause-specific and overall survival rates among cancer patients. The research showed significant improvements in survival rates for patients living in rural areas, high-poverty areas, and those with higher-mortality cancers.
Researchers investigated tree swallow bird groups in the US and found no association between chemical exposure and reproductive health outcomes. Despite high concentrations of forever chemicals in their environment, birds were unaffected by exposure levels, indicating resilience to these pollutants.
A new study suggests that hormone therapy within the early postmenopause years can help women with early or surgical menopause remain in the workforce. Women with surgical menopause were found to have an increased risk of labor market exit, especially after age 45.
A new method has been developed to generate induced natural killer cells and CAR-engineered NK cells from cord blood-derived hematopoietic stem and progenitor cells. This approach increases the induction efficiency of NK cells and lowers the cost of CAR engineering, offering a promising avenue for cancer immunotherapy.
A £1.55m study examines the effect of long-term vaping on respiratory health in 200 healthy smokers and non-smokers. The research aims to provide insight into vaping's biological effects on lung cells, immune cells, and airway microbiome.
Researchers at UChicago study the doublesex supergene in swallowtail butterflies, discovering a single genetic switch that controls wing patterns through cis-regulatory elements. The study sheds light on how butterflies develop complex traits and explores the evolution of supergenes.
Scientists have successfully observed altemagnetic domains in bulk samples of MnTe, a candidate altermagnet, using scanning transmission X-ray microscopy. The study provides experimental evidence for the bulk nature of altermagnetism and establishes X-ray nanoimaging as a powerful method for identifying altermagnetic order.
A simple blood test is being developed to detect acute kidney injury hours faster, allowing for earlier intervention and better management of chronic kidney disease. The test uses patented DNA aptamers to directly investigate structural kidney damage.
The U.S. Latino population has reached a record high of 68 million, with a corresponding increase in the labor force to 35.1 million workers. This represents a 5.5% growth rate for Latinos and a 7.2 times faster growth rate compared to non-Latinos.
A new study found that 2/3 people with chronic pain reach for comfort foods to cope, offering pleasure, distraction, and relief from negative emotions. However, this can lead to weight gain, which worsens pain and increases health risks.
A study by UC Riverside researchers identifies a strong connection between demyelination and seizure activity in multiple sclerosis. The findings suggest targeted treatments could address the root cause of seizures without suppressing overall brain activity.
Researchers at the University of Sydney have developed end-to-end encryption for git services, protecting sensitive code from cybersecurity threats. The encryption aligns seamlessly with existing platforms like Github and Bitbucket, reducing computational resources needed while encrypting only edits.
A new study reveals rising rates of invasive SDSE infections across Australia, particularly among older Australians and those from remote regions. The research highlights disparities in health outcomes between regions and populations, emphasizing the need for improved surveillance and prevention strategies.
A team of researchers at the University of Bath has developed a new technology called HydroHaptics that allows users to interact with soft objects in a meaningful way. The system uses a deformable surface to provide tactile feedback, enabling applications such as wearable tech, gaming, and medical simulation.
The Australian National University (ANU) has developed a technology that can recover untapped critical resources such as copper and lithium from mining waste. The BERST system, inspired by nature, uses nanotechnology to separate and extract high-purity minerals and metals, while turning dirty water into clean water.
A pooled data analysis found tramadol to be ineffective in easing chronic pain, with a small and clinically insignificant effect. The use of tramadol was also associated with an increased risk of serious side effects, including heart disease and certain cancers.
Researchers found that 27% of breast cancer cases have genetic features guiding personalized treatment immediately. The study identified over 8,300 cases suitable for future research, providing insights into prognosis and potential new treatments.
Scientists have developed a high-accuracy blood test to diagnose Chronic Fatigue Syndrome (ME/CFS), with 96% sensitivity and 98% specificity. The test uses EpiSwitch technology to identify unique DNA patterns in patients, offering new hope for diagnosis and treatment.
Researchers found that women who had Caesareans during advanced labor are eight times more likely to develop scars near or within the cervix, increasing the risk of premature births. The study also discovered that scars lower down the womb heal less well than those higher up.
Researchers found a 2% average reduction in energy content after calorie labelling regulations were introduced, primarily due to swapping in lower-calorie items. Chain types with significant reductions included pubs, bars, and inns, as well as restaurants and sports venues.
A systematic review found exercise snacking significantly improves cardiorespiratory fitness in adults, with high compliance rates. However, its impact on muscular endurance and cardiometabolic factors was limited.
Three young scientists received top honors at the 2025 Blavatnik National Awards for Young Scientists, each receiving a $250,000 prize for their innovative work on critical global issues. The awards recognize exceptional scientific achievement and innovation by U.S.-based researchers under 42 years old.
Rice exposed to nanoplastics and cadmium suffered a 16% loss in biomass, but biochar treatment increased biomass by over 80% and restored chlorophyll and protein levels. Biochar formed a physical barrier, trapped pollutants, and enhanced antioxidant activity.
A new study found that historic droughts could become common for Gatún Lake, the main source of water for the Panama Canal locks. The study projects that water levels will decrease and increase evaporation under high-emissions scenarios.
The partnership aims to accelerate the development of treatments for neurological diseases by providing a cutting-edge biorepository for pediatric CNS tissue and biofluids. The repository will house high-quality, well-characterized human tissues and bio fluids, supporting drug discovery efforts and biomarker identification.
Researchers at the University of Arizona are developing a new optical technology that can image deep into biological tissues without invasive procedures. This approach aims to overcome current challenges in skin cancer imaging, allowing for earlier detection, precise evaluation, and real-time monitoring of treatment response.
The 2-day conference focuses on bridging the fields of mitochondrial biology, microbiome research, and extracellular vesicle science to advance translational innovation. Experts will discuss EVs as core messengers in intercellular communication and their potential therapeutic applications.
A Dartmouth study found that national security officials are overwhelmingly overconfident, consistently misjudging the uncertainty of current and future states. Brief training can mitigate this bias, reducing overconfidence and promoting accuracy.
A growing number of patients on GLP-1 receptor agonists may experience altered FDG uptake patterns on oncological PET-CT scans, potentially leading to misdiagnosis. Researchers recommend documenting medication histories to inform interpretation and developing national guidance.
A team of researchers has developed a 'bio-photovoltage soil-microbe battery' that uses sunlight energy to power the breakdown of antibiotic pollutants in the dark. The system, formed by common soil bacteria and iron minerals, captures and releases solar energy to trigger chemical reactions degrading antibiotics.
A recent study found that after the Flint water crisis, US public water systems were less likely to report suspiciously rounded lead levels. The research employed new statistical tools to detect threshold manipulation and reported a significant decrease in such instances.
Researchers developed a faster and cleaner method using flash Joule heating to extract high-purity lithium from spodumene ore. The technique achieved nearly instantaneous lithium extraction with 97% purity and 94% recovery, outperforming traditional methods.
Researchers designed synthetic membrane proteins with enhanced stability using computer programs, revealing the structural basis of how some maintain their shape. The study provides new rules of sequence and atomic arrangements essential for membrane protein function and will help identify genetic mutations contributing to disease.
The Chevron Energy Graduate Fellowships support research advancing low-carbon technologies and reducing emissions, with the 2025-26 cohort addressing pressing energy challenges in fields like storage, carbon capture and resilient infrastructure.
The US has traditionally been an agricultural powerhouse but global dynamics are changing due to political and economic factors. Row crops like corn, soybeans, wheat, and cotton are experiencing stagnant or declining exports, with the trade deficit projected to worsen in coming years.
A team of researchers, including Mehmet Aktas from Kennesaw State University, is studying information diffusion and its impact on communities. They are using a novel mathematical approach called the sheaf Laplacian to analyze group interactions and identify whether messages are supportive, misleading, or contradictory.
Researchers discovered a new enzyme produced by Bacteroides fragilis that activates pain signaling. The enzyme is targeted with nanoparticles to develop treatments for gut pain in inflammatory bowel disease and irritable bowel syndrome. The studies aim to restore balance between good and bad bacteria to reduce symptoms.
The SCAI position statement highlights the advantages of intracardiac echocardiography (ICE) in improving safety, efficiency, and patient access for structural heart interventions. ICE offers real-time, high-resolution imaging without general anesthesia, streamlining procedures and reducing complications.
Researchers develop novel technique to efficiently generate and separate hyperbolic polaritons, opening new avenues for ultra-compact optical devices. The two-step excitation method creates pseudo-birefringence, sorting and steering the waves by mode into different directions.
A new study by Penn State researchers reveals that the type of geographic location and individual circumstances can impact a caregiver's health, comfort and happiness. Rural and suburban caregivers tend to have lower well-being compared to urban caregivers, but access to paid help and community support is crucial for higher well-being.