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Science News for November 11, 2025


Mechanically reconfigurable metasurface LiDAR for adaptive 3D imaging

A new LiDAR system combines the advantages of beam array scanning and flash LiDAR technologies, enabling high-precision detection across diverse applications. The device features a mechanically reconfigurable metasurface platform that synergizes tunable hybrid cascaded metasurfaces with a shape memory alloy micro-actuator.

How can people hand over packages comfortably to delivery robots?

When handing over packages to delivery robots, humans tend to feel more comfortable when the robot approaches closely, slowing down walking speed and hesitating briefly. This study suggests that robots should be designed with appropriate approach distances and motion patterns to achieve comfortable human-robot collaboration.

SourceToyohashi University of Technology (TUT)·JournalInternational Journal of Social Robotics·DateNov 11, 2025

New milestone towards personalized prevention of type 1 diabetes

The POInT trial reveals promising secondary findings: oral insulin delays clinical type 1 diabetes progression, especially in children with high-risk insulin gene variants. This opens doors to targeted, personalized prevention strategies for a genetically defined subgroup of children.

Repurposed antibiotic shows promise against Central Nervous System Tuberculosis in NUS Medicine study

Researchers have demonstrated that doxycycline can improve survival rates and neurological outcomes in children with Central Nervous System Tuberculosis. The study found that treating CNS-TB laboratory models with doxycycline alongside standard TB drugs suppressed inflammation, preserved brain tissue, and improved vascular integrity.

Moisture‑resistant scalable ambient‑air crystallization of perovskite films via self‑buffered molecular migration strategy

A new self-buffered molecular migration strategy enables record efficiencies in ambient-air crystallization of perovskite films without humidity control. This innovation unlocks wider processing windows and improves stability for next-generation photovoltaic manufacturing.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateNov 11, 2025

Monk seal acoustic breakthrough: Hawai’i study quadruples known call types and detects novel communication strategy

A new study by UH Mānoa-Led research revealed 25 distinct underwater vocalizations in Hawaiian monk seals, including a previously undocumented foraging call and a novel 'combinational' communication strategy. The findings provide a baseline for understanding the acoustic world of this endangered species.

SourceUniversity of Hawaii at Manoa·JournalRoyal Society Open Science·TypeObservational study·DateNov 11, 2025

Climate change expands wildfire danger worldwide: New study warns of unprecedented risks in the coming decades

A new study warns that climate change will dramatically increase wildfire danger globally, affecting traditionally fire-prone and previously unaffected regions. The projected fire danger in these areas could represent conditions with less than a 1% chance of occurrence during recent historical periods.

SourceCMCC Foundation - Euro-Mediterranean Center on Climate Change·JournalJournal of Climate·TypeComputational simulation/modeling·DateNov 11, 2025

Grassland degradation reshapes relationship between biodiversity and ecosystem multifunctionality

A new study reveals that grassland degradation increases soil microbial diversity while reducing plant richness, leading to a decline in ecosystem functioning and multifunctionality. The research highlights the critical importance of conserving soil microbial communities for sustainable restoration of degraded grasslands.

SourceChinese Academy of Sciences Headquarters·JournalNature Plants·TypeMeta-analysis·DateNov 11, 2025

Maternity care access and infant mortality

A population-based study found that county-level access to maternity care inversely associated with infant mortality risk. The study highlights racial and ethnic disparities in mortality risk between full-access and no-access counties among white infants only.

SourceJAMA Network·JournalJAMA Network Open·DateNov 11, 2025

Bacterial spores for sustainable smart materials

Scientists from Delft University of Technology have developed living materials that can detect disease biomarkers, catalyze environmental pollutant breakdown, and function as self-healing composites. The materials are made by embedding bacterial spores in a protective barrier and can be programmed to perform specific tasks.

SourceDelft University of Technology·JournalScience Advances·TypeObservational study·DateNov 11, 2025

Process monitoring of P-GMAW-based wire arc direct energy deposition of stainless steels via time-frequency domain analysis and Isolation Forest

Researchers developed an AI-based method to process high-frequency welding data, achieving a 28.3% improvement in anomaly detection performance. The approach uses time-frequency domain analysis and Isolation Forest to capture structural patterns underlying the repetitive nature of the welding process.

SourceELSP·JournalAdvanced Manufacturing·TypeData/statistical analysis·DateNov 11, 2025

The growing crisis of chronic disease in animals

A new study introduces a conceptual model for improving animal disease surveillance, highlighting the link between genetic predisposition and environmental exposures. The findings show that human-driven ecological change exacerbates chronic diseases in animals, such as obesity and cancer, with potential implications for human health.

SourceSociety for Risk Analysis·JournalRisk Analysis·DateNov 11, 2025

How to feed the next ten billion? Rethinking and re-engineering wheat inflorescence architecture to unlock yield potential

Researchers propose a multi-pronged strategy to boost grain number in wheat by unlocking branched varieties, maintaining meristem activity, improving floret fertility, and enhancing nutrient transport. A multi-omics approach integrating genomics, metabolomics, and phenomics will be used to re-engineer wheat inflorescence architecture a...

SourceScience China Press·JournalScience Bulletin·DateNov 11, 2025

The first four years of PNAS Nexus

Launched to promote scientific and technological ideas, PNAS Nexus has brought together experts from various fields. The journal's editorial board, comprising members of the National Academies, has fostered a multidisciplinary convergence in pursuit of useful purposes.

SourcePNAS Nexus·JournalPNAS Nexus·DateNov 11, 2025

PolyU research drives commercialization of energy-efficient solar cell technology towards 40% efficiency milestone

The Hong Kong Polytechnic University (PolyU) has achieved a breakthrough in perovskite/silicon tandem solar cells, focusing on improving efficiency, stability and scalability. The team aims to raise the energy conversion efficiency from 34% to 40%, while promoting industry-academia-research collaboration.

SourceThe Hong Kong Polytechnic University·JournalNature Photonics·DateNov 11, 2025

Unlocking key insights into gene expression using a novel mouse model

Researchers developed a novel mouse model to visualize RNA Polymerase II during elongation, shedding light on gene expression dynamics. The study revealed dynamic patterns of gene transcription activity in various tissues and developmental states, with implications for understanding development, differentiation, and disease mechanisms.

SourceInstitute of Science Tokyo·JournalJournal of Molecular Biology·TypeExperimental study·DateNov 11, 2025

Two major irrigation statistics may be wrong

A new analysis of scientific documents found that 60-80% of citation paths led to sources without supporting data, revealing much wider uncertainty ranges for irrigation's impact on grain production and freshwater withdrawals. The study highlights the need to critically evaluate foundational claims in sustainability science.

SourcePNAS Nexus·JournalPNAS Nexus·DateNov 11, 2025

Optional learning support fosters self-directed learning

A study at the University of Cologne found that optional support is mainly used by students who need it most, making it a potentially effective tool for individualized support. However, relying solely on this type of support is not enough to address initial differences in prior knowledge.

SourceUniversity of Cologne·JournalInternational Journal of Science Education·TypeSurvey·DateNov 11, 2025

Solving mysteries with moss

A team of researchers compiled cases where mosses and their relatives helped solve crimes, showcasing the importance of botanical evidence. The study found that mosses can be used to confirm details of crime locations, with examples dating back to 1929.

SourceField Museum·JournalForensic Sciences Research·DateNov 11, 2025

New horizons in pancreatitis management: from novel molecular targeted drug to gene therapy

Recent research highlights advances in precision medicine and multidisciplinary management for pancreatitis, including improved fluid resuscitation strategies and novel molecular therapies. Gene-based treatments like SPINK1 gene therapy show promise in reversing fibrosis and improving quality of life for patients.

SourceZhejiang University·JournalHepatobiliary & Pancreatic Diseases International·DateNov 11, 2025

CASIA-EXO: A novel exoskeleton for adaptive motor learning in post-stroke rehabilitation

Researchers developed a novel exoskeleton CASIA-EXO with subject-adaptive control, enabling efficient motor relearning and enhancing neural plasticity. The system uses intention-based trajectory planning and performance-based intervention adaptation to individualize training trajectories and intervention levels.

SourceIEEE Chinese Association of Automation·JournalIEEE/CAA Journal of Automatica Sinica·TypeExperimental study·DateNov 11, 2025

Research project involving the UOC creates pioneering open library to identify biomolecules

Researchers at UOC and ICFO created an accessible, standardized, and useful library for the scientific community using Raman spectroscopy. The database provides high-quality data for the precise identification of biomolecules and will contribute to studying their presence in biological processes such as cancer.

SourceUniversitat Oberta de Catalunya (UOC)·JournalChemometrics and Intelligent Laboratory Systems·TypeContent analysis·DateNov 11, 2025

A ubiquitous architectural pattern in nature

Researchers have identified and classified 100 biological tilings across various taxonomic groups, providing insights into their functions and dominance. These findings could lead to novel manufacturing design challenges and bio-inspired innovations.

SourcePNAS Nexus·JournalPNAS Nexus·DateNov 11, 2025

Why is the stunting rate higher among children in Tanzania’s breadbasket regions?

Research reveals that stunting rates among children in Tanzania's BBRs are significantly higher than non-BBRs. Despite increased food production, there is no significant improvement in child growth status, suggesting a correlation between agricultural commercialization and monotonous diets.

SourceHigher Education Press·JournalFrontiers of Agricultural Science and Engineering·TypeExperimental study·DateNov 11, 2025

New study finds generative AI can brainstorm objectives but needs human expertise for decision quality

A new study finds that generative AI can help define viable objectives for organizational and policy decision-making, but the overall quality of those objectives falls short without human intervention. The research suggests that AI tools are valuable brainstorming partners, but sound decision analysis still requires a 'human in the loop'.

AI-based analysis of CT scans taken for many reasons may also reveal weakened bones

Researchers developed an AI tool to detect bone loss using CT scans originally taken for other purposes, revealing trends in bone loss across a diverse patient population. The study found that young women had higher bone density than men of the same age, with steeper declines among postmenopausal women.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalRadiology·TypeImaging analysis·DateNov 11, 2025

Cancerous tumors less common in rapidly-evolving animals

A new study found that rapidly evolving animals, such as the Greater Kudu and Big Horn Sheep, have fewer cancerous tumors. In contrast, non-cancerous tumors showed no significant difference in prevalence across species. The research suggests that evolution built stronger cancer defenses in rapidly changing species.

SourceUniversity of Reading·JournalProceedings of the National Academy of Sciences·DateNov 11, 2025

Meet us at PFF Summit 2025 | Insilico Medicine to showcase generative AI platform and introduce their latest AI-driven Pulmonary Fibrosis clinical research at PFF Summit 2025 in Chicago, IL

Insilico Medicine is set to showcase its latest AI-driven Pulmonary Fibrosis clinical research at the PFF Summit 2025 in Chicago, IL. The company's Rentosertib (INS018_055/ISM001-055), a novel AI-designed TNIK inhibitor, has demonstrated promising therapeutic outcomes and potential markers of patient response.

Self-powered asymmetric Schottky photodetector integrated with thin-film lithium niobate waveguide

A team of researchers from Shanghai Jiao Tong University developed a self-powered asymmetric Schottky photodetector integrated with thin-film lithium niobate waveguide. The device leverages the property of internal stress in MoTe2 to enhance light absorption and exhibit pronounced self-powered behavior.

SourceShanghai Jiao Tong University Journal Center·JournalChip·TypeNews article·DateNov 11, 2025

Hi-tech viticulture: the Politecnico di Milano has created virtual vineyards for self-driving tractors

Researchers develop system to test and optimise self-driving strategies for agricultural tractors in a virtual environment, creating realistic vineyard scenarios and evaluating control algorithms. The goal is to reduce human presence and improve agricultural automation solutions based on sensors and predictive algorithms.

SourcePolitecnico di Milano·JournalAgriEngineering·TypeComputational simulation/modeling·DateNov 11, 2025

Nonsurgical treatment shows promise for targeted seizure control

A nonsurgical approach has been demonstrated to quiet a specific brain circuit in an animal model by delivering engineered gene therapy only to the targeted region. The method uses low-intensity focused ultrasound to open the blood-brain barrier, allowing precise control over brain activity without impacting off-target areas.

SourceRice University·JournalACS Chemical Neuroscience·TypeExperimental study·DateNov 11, 2025

Earth System Models underestimate natural terrestrial nitrogen fixation by up to 18%

A research team led by Professor Shushi Peng has estimated global biological nitrogen fixation for natural land ecosystems, revealing substantial biases in widely used Earth System Models. The team found that the models underestimate natural terrestrial nitrogen fixation by up to 18%, with a multi-model mean of ~67.7 Tg N yr-1.

SourceScience China Press·JournalNational Science Review·TypeComputational simulation/modeling·DateNov 11, 2025

Forever chemicals affect the genes of unhatched ducklings

Researchers discover that PFAS can harm ducklings even before they hatch, altering their gene expression and potentially affecting their fat metabolism and immune system. The findings support demands for a blanket EU ban on the substances, which are considered 'forever chemicals' due to their long-term persistence in the environment.

SourceNorwegian University of Science and Technology·JournalEnvironmental Toxicology and Chemistry·TypeExperimental study·DateNov 11, 2025

Cancer quality improvement program cuts missed radiation appointments by 40%

A national quality improvement program led by the American College of Surgeons found that providing structured support to cancer patients can reduce missed radiation appointments by up to 40%. The study, involving over 90,000 cancer patients, identified transportation barriers and illness as top reasons for missed appointments.

SourceAmerican College of Surgeons·JournalJournal of the American College of Surgeons·TypeData/statistical analysis·DateNov 11, 2025

Topology-aware deep learning model enhances EEG-based motor imagery decoding

Researchers developed a novel topology-aware multiscale feature fusion network to enhance EEG-based motor imagery decoding. The TA-MFF network achieves excellent classification performance, outperforming state-of-the-art methods by leveraging spectral-topological data analysis-processing and inter-spectral recursive attention.

SourceChiba University·JournalKnowledge-Based Systems·TypeComputational simulation/modeling·DateNov 11, 2025

CYP152 peroxygenases open a green pathway to chiral molecules

Researchers developed a biocatalytic platform using CYP152 peroxygenases for efficient α-hydroxylation of aromatic carboxylic acids, achieving high enantiomeric excess values and isolated yields above 92%. This green alternative offers a sustainable solution for the cost-effective production of enantiopure hydroxy acids.

SourceScience China Press·JournalScience Bulletin·TypeExperimental study·DateNov 11, 2025

AlphaSync database keeps protein structure prediction resource up to date

The AlphaSync database provides updated predicted protein structures on a regular basis, ensuring scientists can work with the most current information. The database contains 2.6 million predicted protein structures across hundreds of species and is updated using the latest data from UniProt.

SourceSt. Jude Children's Research Hospital·JournalNature Structural & Molecular Biology·TypeExperimental study·DateNov 11, 2025

Chinese Neurosurgical Journal study compares carotid plaque composition in patients from China and US

Researchers analyzed carotid plaque samples from 75 Chinese and 111 US patients, revealing distinct differences in plaque morphology, size, and composition. The study highlights the importance of understanding population-specific variations to develop personalized treatment approaches for cerebrovascular events.

SourceChinese Neurosurgical Journal·JournalChinese Neurosurgical Journal·TypeImaging analysis·DateNov 11, 2025

Self-administered hypnosis vs sham hypnosis for hot flashes

A randomized clinical trial found that self-administered hypnosis significantly reduced hot flash scores and daily interference compared to sham hypnosis. The study suggests that hypnosis delivered through audio files is a clinically significant method for reducing hot flashes in postmenopausal women.

SourceJAMA Network·JournalJAMA Network Open·DateNov 11, 2025

Joint DGIST–ROKNA research team develops algorithm to enhance Doppler resolution of unmanned vehicle radars

The joint DGIST–ROKNA research team developed an extrapolation-based Doppler resolution enhancement algorithm for frequency modulated continuous wave radars. This technology improves radar system performance on various intelligent unmanned platforms without additional complex computations or hardware.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalJournal of Electrical Engineering and Technology·DateNov 11, 2025

Clinical characteristics and outcomes of portal vein thrombosis in patients with porto-sinusoidal vascular disease

A study of 169 patients with porto-sinusoidal vascular disease found that portal vein thrombosis was associated with higher rates of esophageal variceal bleeding, ascites, and antithrombin III deficiency. The study also reported a higher risk of mortality in patients with PVT compared to those without.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Hepatology·DateNov 11, 2025

Mapping metabolic dysfunction-associated steatotic liver disease models of care across 17 Middle East and North Africa countries: Insights into guidelines, infrastructure, and referral systems

This study reveals limited national strategies, weak guideline implementation, and underutilized multidisciplinary collaboration in MASLD care across the MENA region. The insights gathered from regional experts highlight systemic challenges and actionable opportunities for improvement.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Hepatology·DateNov 11, 2025

Male pregnancy: a deep dive with seahorses

Researchers uncover genetic and cellular mechanisms behind seahorse male pregnancy, revealing the role of androgens and unusual immune tolerance strategies. The brood pouch provides a structure similar to a mammalian placenta, supporting embryonic development without typical female hormones.

SourceUniversity of Konstanz·JournalNature Ecology & Evolution·DateNov 11, 2025

New molecule reduces ethanol intake and drinking motivation in mice, with sex-dependent differences

A new compound MCH11, a monoacylglycerol lipase inhibitor, shows promising effects in reducing alcohol consumption and motivation to drink in mice. The molecule exhibits anxiolytic and antidepressant properties with sex-dependent efficacy, correcting genetic alterations associated with alcohol use disorder.

SourceUniversidad Miguel Hernandez de Elche·JournalBiomedicine & Pharmacotherapy·TypeExperimental study·DateNov 11, 2025

Nanopores act like electrical gates

Biological nanopores have unique ability to control molecular transport but also exhibit complex behavior. Researchers found that electrical charges within the pore influence ion movement and gating occurs when a charge imbalance destabilizes the pore. This study offers way to fine-tune biological nanopores for specific tasks.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Nanotechnology·DateNov 11, 2025

AI adoption in the US adds ~900,000 tons of CO₂ annually, equal to 0.02% of national emissions

A new study estimates AI adoption across the US could add approximately 900,000 tonnes of CO₂ annually, a relatively minor increase compared to nationwide emissions. Researchers stress the importance of integrating energy efficiency and sustainability into AI development and deployment to mitigate this environmental impact.

SourceIOP Publishing·JournalEnvironmental Research Letters·TypeObservational study·DateNov 11, 2025

Study sheds new light on how hormones influence decision-making and learning

A recent study published in Nature Neuroscience has made significant breakthroughs in understanding how hormones like estrogen impact brain function, particularly in learning and decision-making. The research found that estrogen boosts dopamine activity, leading to enhanced learning capabilities and a potential connection to neuropsych...

SourceNew York University·JournalNature Neuroscience·TypeExperimental study·DateNov 11, 2025

Where does continental material on islands come from?

Oceanic islands far from active plate tectonic boundaries contain materials that originate from continents. Researchers propose a new mechanism: 'mantle waves' scraping material from beneath continents, transporting it into the Earth's mantle and feeding volcanic eruptions. This process can occur without mantle plumes.

SourceGFZ Helmholtz-Zentrum für Geoforschung·JournalNature Geoscience·TypeComputational simulation/modeling·DateNov 11, 2025

Anti-amyloid therapy does not change short-term waste clearance in Alzheimer’s

A study by Osaka Metropolitan University found that lecanemab treatment does not change short-term waste clearance function in Alzheimer's patients. The glymphatic system, which carries away metabolic waste like Aβ, is already damaged in AD patients, and treatment may not be enough to restore lost function.

SourceOsaka Metropolitan University·JournalJournal of Magnetic Resonance Imaging·TypeObservational study·DateNov 11, 2025

Adenosine is the metabolic common pathway of rapid antidepressant action: The coffee paradox

A recent landmark study identifies adenosine as the critical mediator of rapid antidepressant action, connecting ketamine, ECT, and hypoxia. The discovery raises questions about the potential interference of caffeine with these treatments, highlighting the need for further research on adenosinergic modulation in depression.

SourceGenomic Press·JournalBrain Medicine·TypeLiterature review·DateNov 11, 2025

Vegan diet can halve your carbon footprint, study shows

A recent study published in Frontiers in Nutrition found that a vegan diet can halve the carbon footprint of an individual, with reductions of 46% in CO2 emissions and 33% in land use. The study also showed that a plant-based diet delivers nearly all essential nutrients.

SourceFrontiers·JournalFrontiers in Nutrition·TypeData/statistical analysis·DateNov 11, 2025

Can risk prediction tools identify patients at risk of overdose or death after “before medically advised” hospital discharge?

Researchers developed two risk prediction models to estimate the risk of death and illicit drug overdose in patients discharged against medical advice. Multimorbidity, heart disease, cancer, homelessness, and opioid use disorder were strong predictors of death and overdose, respectively.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeComputational simulation/modeling·DateNov 11, 2025

Novel transmission technique enables world record 430 Tb/s in a commercially available, international-standard-compliant optical fiber

Researchers have demonstrated a record-breaking 430 terabits per second (Tb/s) optical transmission using a novel approach that triples the capacity of standard-compliant cutoff-shifted optical fibers. The technology offers high throughput with reduced complexity, while utilizing existing optical fiber infrastructure.