A team led by Montana State University geographers analyzed population data to identify migration trends and demographic changes in over 10,000 cities worldwide from 2000 to 2020. The study found that developing countries experienced rapid urbanization, while developed countries changed more slowly.
A Brazilian study analyzed data from over 5,000 territories and 1,924 anuran amphibian species to determine the biodiversity of these habitats. The research found that two main theories about island biodiversity do not explain the richness of anuran amphibians on their own, but rather are complementary factors.
The Cherenkov Telescope Array Observatory (CTAO) is advancing towards initial operations with the inauguration of four Large-Sized Telescopes (LSTs) on October 15, 2026. The telescopes will enable groundbreaking gamma-ray astronomy, answering questions about dark matter.
A new study found that DNA methylation aging biomarkers, such as GrimAge2 and DunedinPoAm, significantly mediate the relationship between social disadvantage and mortality risk. The findings suggest that epigenetic aging measures capture the cumulative effects of multiple social and environmental stressors.
A new study reveals that most American adults view hazing as harmful, but those who tolerate it also tend to minimize sexual violence. Researchers found that tolerance for hazing varies across groups, including those who have experienced hazing and parental status.
A study by researchers at Semmelweis University found that depression can be both a consequence and cause of rheumatoid arthritis. The study identified patterns between depression, smoking, obesity, sleep disorders, and inflammation in maintaining persistent symptoms.
A new study suggests that temporary carbon storage can play a significant role in climate mitigation, particularly in sectors with persistent methane emissions. The researchers found that neutralizing the climate impact of 1 kilogram of methane requires removing roughly 498 kilograms of CO₂ stored for 20 years.
Researchers at Cornell University have refined a CRISPR-based genetic technique in fruit flies to study gene function and development with greater precision. By replacing harsh DNA cuts with gentler 'nicks,' scientists can reduce unintended cellular damage and increase control over experiments.
Chikungunya virus persists in macrophages, causing long-term joint inflammation and relapsing arthralgia. Researchers use advanced techniques to map gene activity and profile individual cells, finding a 'sanctuary' where the virus replicates.
Researchers will present over 30 studies on precision oncology, early cancer detection and AI-powered personalized care. Featured topics include biomarker-driven treatments for bladder and lung cancers, new approaches for triple-negative breast cancer and AI-enabled analysis of tumor microenvironment in colon cancer.
Sana Elyas, technical leader at Oak Ridge National Laboratory, was elected as president of SAMPE North America, continuing her steady progression through leadership roles. She will focus on building on the organization's strong foundation, strengthening technical excellence and growing partnerships.
Engineers at UC San Diego developed an optical device that reveals hidden images and changes colors in response to different levels of humidity. The technology has potential applications in anti-counterfeiting labels, secure data storage, interactive displays, and environmental sensors.
Researchers at the University of Bristol have developed a tiny liquid-metal pump that can power and control soft robotic systems. The innovative technology has the potential to transform robotics and wearable devices, making them more portable and agile.
Researchers found that Italian and Dutch adults increased use of two-handed representational gestures when teaching children, suggesting a shared communicative strategy for young learners. This finding supports theories of folk pedagogy and highlights the importance of multimodal scaffolding in human cultural transmission.
The Pennsylvania live camera is the third installment in Project RattleCam's livestreams, allowing viewers to observe timber rattlesnakes around the clock. The camera features night-vision capabilities and captures the activities of snakes and other creatures that enter the frame after dark.
A study involving almost 400 participants found that increased media visibility of women researchers can reduce gender gaps in self-efficacy beliefs among men graduate students. Additionally, it influences their perception of academic careers.
Researchers discovered that androgen receptor signaling acts as a transcriptional repressor of liver receptor homolog-1 (LRH-1) in prostate cancer. This finding reveals a previously unknown mechanism of gene regulation and highlights the potential for targeting this axis to manage advanced prostate cancer.
Researchers at Duke University introduce Argus, a 20-eyed robot with no front or back, demonstrating dynamic symmetry and improving performance across various measures. The design surpasses the theoretical maximum of 0.6, enabling robustness, energy efficiency, and resilience to damage.
A recent study by Rothamsted Research found that plant species determine the beneficial functions provided by root-associated microbes, regardless of soil type. The research used soil from nine UK locations to cultivate six key arable crops and discovered consistent patterns of microbial selection across different soils and locations.
A study published in PLOS One analyzed microbial communities in well-preserved and degraded bones from medieval cemeteries in Norway. The researchers found distinct microbial communities associated with different levels of degradation, suggesting that microbes play a role in bone preservation and decay.
A recent study of over 3,000 Taiwanese students found that adolescents who received clear disclosure of social media sponsorships demonstrated improved advertising literacy. However, this improvement was tempered by a need for critical thinking to curb purchase intent among the young participants.
A study published in Communications Biology reveals the detailed anatomy of Halocynthia papillosa, including autofluorescence and previously unknown nervous system characteristics. The research provides insights into the complex tunic structure and its potential ecological functions.
The new species Plumadraco bankoorum boasts the proportionally longest and best-preserved rachis-dominated feathers found to date. These feathers were likely used for displays, featuring flexible motions similar to modern bird displays.
Researchers discovered a step-by-step process underlying SPD-5 activation, which regulates where and when spindle fibers form in C. elegans. This finding provides insights into the fundamentals of cell division regulation and may lead to new treatments for diseases caused by incorrect chromosome segregation.
A team at Polytechnique Montréal has developed a new material that enables direct light processing on silicon chips, reducing the need for signal conversion and amplification. This breakthrough could help sustain the next wave of AI at scale by giving light a larger role in data processing.
A new approach combines MRI scans and AI tools to measure fluid flow in the brain, shedding light on the glymphatic system’s mechanics. The study reveals two main ways the system washes away particles, with one way moving faster than the other.
Researchers have developed a system that enables AI agents to interpret and generate facial expressions, leading to more realistic interactions in low-risk settings. The technology was tested on 60 participants across five social scenarios, showing improved control over responses when individual facial muscle movements were used.
Scientists have discovered key structural units—BO, BO₃, and B₂O₅—in neutral boron oxide clusters that are essential building blocks of the two-dimensional vitreous network. These findings provide important insights into the microstructure and growth mechanisms of vitreous materials.
A new study finds that adult children of World Trade Center responders with PTSD are experiencing intergenerational transmission of trauma and ongoing mental health issues more than two decades after the 9/11 attacks. The research highlights the lasting impact of trauma on families and communities affected by the disaster.
Researchers developed a novel virtual model simulating astronaut interactions and environmental factors during Moon base operations. Increasing crew size boosted skill levels and teamwork compatibility, while longer missions introduced psychological stress.
The study identified 88,604 associations between genetic variants and metabolites across 619,372 individuals. Researchers created a detailed map of metabolic traits, understanding the causal relationships between genes and diseases such as cardiovascular disease and type 2 diabetes.
Researchers found that discarded sea cucumber tissue can grow, diversify cells, and reorganize itself in natural seawater, challenging assumptions of tissue immortality. This discovery has profound implications for biomedical sciences and engineering, with potential applications in tissue regrowth and anti-microbial healing.
Restored saltmarshes can disappear if fences are not kept in good repair, new research reveals. A study at Rumney Great Wharf found that sedimentation fields, which use brushwood fencing to trap mud and encourage marsh plants to take root, need ongoing maintenance.
A new fossil species, Plumadraco, has been found with the longest tail feathers ever recorded on a fossil bird. The analysis suggests that the bird's tail feathers were used for attracting mates, and the color of the feathers was probably dark brown or black.
The study reveals a new species of bird, Plumadraco bankoorum, with exceptionally long tail feathers, estimated to be twice its body length. The findings suggest that males used these feathers in courtship displays, such as up-and-down bobbing or raised postures to show off their plumage.
A recent study by UAB and IJC reveals that SIRT7 plays a crucial role in maintaining the genome stability of male germ cells. The protein's deficiency during ageing leads to functional decline in sperm quality, causing premature loss of spermatogonia and increased DNA fragmentation.
Researchers discovered lung cancer cells change identity to resist treatment by reactivating a process involved in early lung development. This could help doctors predict which patients respond well to treatment and provide personalized care.
The LEEP program has enabled the success of over 51 startups, with nearly $100 million in sales revenue and $326.8 million in follow-on funding. The program's translational success is mirrored in the success rate of LEEP-supported startups, which have experienced a 92% success rate.
Researchers have discovered a new, previously unknown biofluorescent trait in the fire salamander, which may facilitate communication among individuals and influence mating behavior. The phenomenon is thought to be linked to toxic secretions on the animal's skin.
A small study of 100 Italian college students reveals that discussing fake news in a group enhances its identification, thanks to collective critical thinking and social cues. The research suggests that shared discussions can improve fake news detection, making it easier for individuals to distinguish between true and false information.
Researchers identified strong Brønsted acid sites in fluorinated γ-Al₂O₃ using state-of-the-art NMR techniques. These sites enhance catalytic activity and aromatization performance, directly linking atomic-scale structure to macroscopic behavior.
Researchers at NC State University developed a morpho-interlocking protective module (MIPM) that responds to external threats and curls into a protective ball. The structure, inspired by armadillos' natural defense mechanisms, consists of multiple layers and can be tuned to respond to various levels of strain.
A new study reveals that maternal infection during pregnancy can lead to severe heart dysfunction in offspring, primarily due to oxidative stress and lipid peroxidation. Administering antioxidants or specific lipid peroxidation inhibitors can rescue mitochondrial function and restore healthy metabolic signaling.
The team developed the world's first gas-solid hydride ion prototype battery (g-HIB), which uses hydrogen gas and a metal as electrodes. The battery can store hydrogen under ambient temperature and pressure through an innovative mechanism, offering high efficiency and practicality.
Researchers from Zhejiang University present a comprehensive overview of stem cell-based strategies for treating traumatic brain injury. The study explores the therapeutic effects of stem cells, exosomes, and biomaterial scaffolds in promoting brain repair and functional recovery.
Scientists have successfully created perfect randomness using quantum physics, a breakthrough that could revolutionize digital security. By amplifying imperfect randomness, they can generate perfectly random numbers for encryption and other applications, rendering existing systems vulnerable to attacks.
Researchers found a clear divide in how gay and mainstream dating apps shape behavior and body image among Australian men. Gay dating apps encourage users to focus heavily on their bodies, leading to overwhelming pressure and negative self-talk.
UPL3 E3 ubiquitin ligase promotes light-induced seed germination by degrading PIF1. The study reveals a critical role for UPL3 in mediating PIF1 degradation through the 26S proteasome pathway.
A study published in Nature Communications has identified sialylation as a key mechanism by which breast tumours evade the immune system, leading to limited effectiveness of immunotherapies. Targeting this process may improve the efficacy of these therapies, providing new hope for patients with breast cancer.
Researchers developed PANDORA-seq to detect sncRNAs in human sperm, revealing strong correlations between specific molecular species and clinical indicators of sperm quality. The study established novel molecular frameworks for diagnosing male infertility.
Research reveals Neandertal ancestry affects immune system to multiple DNA viruses, including Epstein-Barr virus and human herpesvirus 7. Archaic DNA variants were disproportionately associated with higher viral loads in modern humans.
Researchers studied Chang'e-5 lunar regolith, identifying nanoscale evolution of surface materials through impact-induced silicate phase separation and formation of metallic iron. The findings provide new insights into spectral evolution of the Moon and processes responsible for forming lunar impact glass.
Researchers have developed an on-chip platform using ferroelectric spherulites to generate stable, broadband optical skyrmions across the entire visible spectrum. This breakthrough merges high-capacity data transmission with topological protection, opening new avenues for classical and quantum communication technologies.
A new Finnish study found that a healthy lipid profile is associated with better cognitive function in adolescents. Higher blood concentrations of markers indicating lipid dysfunction were linked to slower processing speed and poorer performance on tasks requiring fast information processing.
Scientists at KIT have discovered a way to control and manipulate superconducting vortices, which can be used as qubits in quantum technologies. The researchers found that these vortices can form stable low-loss states, allowing for the development of novel quantum systems.
Researchers have discovered that inflammation plays a dual role in atherosclerosis, both driving the disease's progression and limiting it. Macrophages, often seen as solely harmful, also clear cellular debris and attack endothelial cells, while microRNA miR-147 helps regulate this balance.
Researchers propose a new conceptual framework called Health Elements, which integrates technological factors alongside traditional domains as core drivers of health. The framework highlights the increasingly important role of digital infrastructures in shaping health behaviors and outcomes.
A study identified alterations in the endocannabinoid system associated with severe acute pancreatitis, including decreased circulating levels of 2-AG. Restoring 2-AG levels reduced inflammation and lung damage, highlighting the system's role in the disease's pathophysiology.
A new analysis argues that current scientific methods may not be capable of reliably answering questions about AI consciousness. The study highlights the importance of developing more precise methods to investigate subjective experience, crucial for evaluating claims about animal welfare, AI ethics, or bioethics.
Researchers successfully created a novel, stably inheritable grass carp germplasm without intermuscular bones using the runx2b gene. The absence of IBs did not affect the fish's quality or nutritional profile, but improved gel strength and resilience were observed.