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Science News Archive September 2025 - Page 45


Page 45 of 54

New study shows proactive forest management reduces high severity wildfire by 88% and stabilizes carbon during extreme droughts

A new study found that proactive forest management can significantly reduce the risk of high-severity wildfires by 88% and stabilize carbon stocks. The research analyzed over 200 fuel reduction projects in California's Central Sierra and found that treated forests stored carbon more durably, even after extreme droughts.

SourceVibrant Planet·JournalFrontiers·DateSep 5, 2025

What stiffening lung tissue reveals about the earliest stages of fibrosis

Penn Engineering researchers used a technique called photochemical cross-linking to stiffen lung tissue, revealing changes in cell behavior that may drive fibrosis. The team observed transitional cells caught in an identity crisis, unable to perform either role well, which contributed to disease progression.

SourceUniversity of Pennsylvania School of Engineering and Applied Science·JournalNature Materials·TypeExperimental study·DateSep 5, 2025

Tiny fish open new horizons for autism research.

Researchers used zebrafish with a mutation in the ube3a gene to investigate how environmental factors affect social behavior in individuals with autism spectrum disorders. The study found that environmental adjustments could hold therapeutic potential for ASD-related behavioral challenges.

SourceNiigata University·JournalMolecular Psychiatry·DateSep 5, 2025

How eye-less corals see the light

Researchers from Osaka Metropolitan University discovered a novel light-sensing mechanism in reef-building corals, where opsins use chloride ions as counterions to detect visible light. This unique functionality suggests that coral light sensitivity can adjust according to the algae's photosynthetic activity.

SourceOsaka Metropolitan University·JournaleLife·TypeObservational study·DateSep 5, 2025

Growing a new, pencil-shaped structure of gold named “quantum needles”

Researchers at the University of Tokyo have successfully grown a novel pencil-shaped structure of gold nanoclusters, dubbed 'gold quantum needles'. These structures show responsiveness to near-infrared light, enabling higher-resolution biomedical imaging and more efficient light-energy conversion. The breakthrough could lead to targete...

SourceSchool of Science, The University of Tokyo·JournalJournal of the American Chemical Society·TypeExperimental study·DateSep 5, 2025

The rise of "soft" crystal sponges: a new frontier in smart materials toward applications

Researchers have made significant advancements in soft porous crystals (SPCs) with promising applications in gas storage, separation, catalysis, and devices. The 'dose sensitivity' of SPCs directly affects their economic viability, with high performance and batch consistency crucial for trace or low-dose applications.

SourceIndustrial Chemistry & Materials·JournalIndustrial Chemistry and Materials·TypeLiterature review·DateSep 4, 2025

Submonolayered Ru-modified Pd nanosheets enable efficient hydrogen evolution and alcohol oxidation

Researchers have developed a new multifunctional catalyst for hydrogen evolution and alcohol oxidation, achieving superior performance and durability compared to commercial counterparts. The submonolayered Ru modification enhances atomic utilization efficiency and facilitates water adsorption, dissociation, and hydrogen desorption.

SourceHigher Education Press·JournalAdvanced Powder Materials·TypeExperimental study·DateSep 4, 2025

PolyU research boosts garment fit and performance for sports and medical apparel with groundbreaking anthropometric method to precisely measure tissue deformation

Researchers developed a novel method to precisely measure tissue deformation, providing highly accurate measurements to enhance compression-based apparel. The approach minimizes motion artifacts, offering actionable insights on material properties and garment design.

SourceThe Hong Kong Polytechnic University·JournalFrontiers in Bioengineering and Biotechnology·DateSep 4, 2025

Advances in transition metal electrocatalysts for microbial electrolysis cells: From nanoscale design to macroscale application

A comprehensive review of transition metal-based electrocatalysts for microbial electrochemical hydrogen production has been published, highlighting the progress made over 15 years. The research provides a roadmap for advancing practical and sustainable microbial electrolysis cells.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeNews article·DateSep 4, 2025

Optimizing interface engineering in quasi-2D perovskite solar cells: Enhancing performance and stability through dicyandiamide treatment

Researchers introduce a dicyandiamide-based molecular bridge strategy to passivate defects and regulate phase distribution in quasi-2D perovskite solar cells, achieving record efficiencies and improved stability. This approach enables scalable development of efficient and durable next-generation perovskite photovoltaics.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateSep 4, 2025

Looking for the perfect fold? It’s frustrating.

Researchers at Princeton University have developed a new type of origami that changes its shape and properties in response to external stimuli. By introducing elastic components, they can execute precise folding patterns not previously possible. This technology has potential applications in prosthetics, antennas, and other devices.

SourcePrinceton University, Engineering School·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateSep 4, 2025

Tackling new pollutants in China: A comprehensive review of current status, knowledge gaps, and strategic recommendations

A comprehensive review of new pollutants in China highlights knowledge gaps and strategic recommendations for pollution control. The study emphasizes the importance of interdisciplinary research and collaborative efforts to address complex environmental challenges.

SourceBiochar Editorial Office, Shenyang Agricultural University·JournalCarbon Research·TypeLiterature review·DateSep 4, 2025

Study establishes link between rugby and dementia

Former male high-level rugby players in New Zealand have a higher risk of developing Alzheimer's and other dementias later in life compared to men in the general population. The study found an extra 13 cases per 1,000 people over the study period, with risks greater at higher playing levels.

SourceUniversity of Auckland·TypeData/statistical analysis·DateSep 4, 2025

Green chemistry breakthrough: Microwave-assisted synthesis of biomass-derived N-doped carbon dots for metal ion sensing

This study introduces a novel method of synthesizing nitrogen-doped carbon dots using microwave technology from biomass, providing a green and effective approach to metal ion detection. The research offers a clear path to more efficient and environmentally friendly metal ion sensing.

SourceBiochar Editorial Office, Shenyang Agricultural University·JournalCarbon Research·TypeExperimental study·DateSep 4, 2025

Can courts safeguard fairness in an AI age?

The use of AI in the criminal justice system raises concerns about fairness and transparency. Researchers advise for clear understanding of data used and procedure by judges to use guidance from AI systems. Explainable AI systems may help, but transparency doesn't have to mean understanding computer code.

SourceSanta Fe Institute·JournalCommunications of the ACM·DateSep 4, 2025

New research uncovers a ‘ghost’ of the Australian bush

Researchers have uncovered a new species of bettong and two new subspecies of woylie in Western Australia, revealing vital clues about the diversity of these critically endangered marsupials. The discovery has significant implications for conservation efforts, including breeding and translocation initiatives.

SourceCurtin University·JournalZootaxa·TypeObservational study·DateSep 4, 2025

Claims on baby food fail to stack up

A study by the University of Auckland found that more than 200 processed baby foods in New Zealand feature misleading marketing and nutrition claims. Many of these claims don't stack up when examining the ingredients, with some products containing small amounts of fruit or vegetables despite featuring images of them on packaging.

SourceUniversity of Auckland·TypeData/statistical analysis·DateSep 4, 2025

Potential molecular link between air pollutants and increased risk of Lewy body dementia revealed

A team of researchers found a possible molecular link between air pollution and an increased risk of developing Lewy body dementia. Exposure to fine particulate air pollution (PM2.5) triggered the formation of abnormal alpha-synuclein clumps in mice, similar to those found in patients with Lewy body dementia.

New radiotheranostic targets identified for diagnosis and treatment of endometrial cancer

Researchers have identified two molecular targets, HER2 and CD24, as promising candidates for new nuclear diagnostics and therapeutics for endometrial cancer. These targets may help clinicians identify patients likely to respond to targeted therapies, offering new hope for those with disseminated or recurrent disease.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·TypeExperimental study·DateSep 4, 2025

Study maps the happiest and saddest national anthems from around the globe

A study by the University of Jyväskylä analyzed 176 national anthems, finding that those from equatorial countries tend to be more energetic while those from northern regions are more melancholic. The happiest anthems originate from Western Sahara and China, while the saddest can be found in Japan and Israel.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalScientific Reports·TypeComputational simulation/modeling·DateSep 4, 2025

Intestinal surface cells pull rather than push

Cells on the intestinal surface are replaced every few days due to pulling forces that determine which cells are weakest and need to leave. Weakened cells are removed from the intestine due to disrupted tug-of-war behavior, leading to inflammation and disease.

SourceHubrecht Institute·JournalScience·TypeExperimental study·DateSep 4, 2025

Updated ESC Guidelines put focus on women’s autonomy to make their own reproductive choices about high-risk pregnancies

The updated guidelines focus on a woman's autonomy to make reproductive choices about high-risk pregnancies. They recommend personalized pregnancy-related risk assessment and thorough exploration of maternal preferences as part of the shared decision-making process. The guidance aims to reduce maternal mortality and morbidity by provid...

SourceEuropean Society of Cardiology·JournalEuropean Heart Journal·DateSep 4, 2025

Ghost sharks grow forehead teeth to help them have sex

Male ghost sharks have a unique forehead appendage with retractable teeth, which are likely used to grasp females during mating. Genetic and fossil evidence confirms the teeth's origin from oral teeth, demonstrating an extraordinary example of tooth development and evolution.

SourceUniversity of Florida·JournalProceedings of the National Academy of Sciences·TypeObservational study·DateSep 4, 2025

HKUMed unveils viral mechanism behind nasopharyngeal cancer spread, opening new avenues for targeted treatments

A study by HKUMed reveals EBV changes human genome structure in cancer cells, hijacking epigenetic systems to promote tumour growth and metastasis. Researchers identify genomic signature markers to predict metastasis likelihood and develop potential therapies targeting EBV's 'hooking' mechanism.

SourceThe University of Hong Kong·JournalNature Communications·TypeExperimental study·DateSep 4, 2025

Increasing potassium levels improve outcomes in patients at high risk of ventricular arrhythmia

The POTCAST trial found that increasing potassium levels to the high-normal range significantly reduced the risk of sustained ventricular tachycardia, ICD therapy, unplanned hospitalizations, and all-cause mortality. This benefit was observed across various subgroups, including those with ischemic heart disease and heart failure.

SourceEuropean Society of Cardiology·JournalNew England Journal of Medicine·DateSep 4, 2025