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Science News Archive July 2025 - Page 44


Page 44 of 54

A Journal of Intensive Medicine editorial highlights a new metabolic checkpoint in immunity

Researchers discover a novel metabolic pathway, glyoxalase system, that regulates excessive immune responses by targeting a previously underexplored metabolic pathway. The GLO2-SLG-D-lactylation pathway suppresses inflammatory signaling, reducing inflammation in acute and autoimmune disease settings.

SourceJournal of Intensive Medicine·JournalJournal of Intensive Medicine·TypeCommentary/editorial·DateJul 7, 2025

Obesity: the unexpected role of astrocytes

Astrocytes, long-neglected brain cells, are found to modulate behavioral flexibility and whole-body metabolism in mice with obesity. Researchers from CNRS and Université Paris Cité discovered that manipulating astrocytes in vivo can correct cognitive changes and influence metabolism.

SourceCNRS·JournalNature Communications·DateJul 7, 2025

Cambridge study shows stem cell grafts can restore myelin in MS lesions in mice

Researchers at the University of Cambridge have made a groundbreaking discovery on how neural stem cell grafts can restore myelin in MS lesions in mice. The study provides critical evidence supporting the safety and efficacy of human induced neural stem cell transplantation as a potential new treatment for progressive multiple sclerosis.

SourceUniversity of Cambridge·JournalBrain·TypeExperimental study·DateJul 7, 2025

High-resolution neutron spectrum regulation for promoting transuranic isotope production

Researchers from Shanghai Jiao Tong University proposed a method for neutron spectrum regulation to enhance the irradiation production efficiency of transuranium isotopes. The new method achieves efficient and precise neutron spectrum optimization, maximizing the production of transuranic isotopes.

SourceNuclear Science and Techniques·JournalNuclear Science and Techniques·TypeComputational simulation/modeling·DateJul 7, 2025

Working status prediction for a high-formwork support system using finite element model-informed deep learning and GPT-aided method

A novel method predicts the working status of high-formwork support systems using a combination of finite element model simulations, deep learning, and large language models. The framework achieves superior performance over existing methods and demonstrates potential applications in complex structures.

SourceELSP·JournalSmart Construction·TypeExperimental study·DateJul 7, 2025

International Gemini Observatory and SOAR discover surprising link between fast X-ray transients and the explosive death of massive stars

A team of astronomers found that fast X-ray transients are associated with the explosive death of massive stars, including supernovae. The International Gemini Observatory and SOAR telescope observed the event, providing insight into its mechanisms.

SourceAssociation of Universities for Research in Astronomy (AURA)·JournalThe Astrophysical Journal Letters·DateJul 7, 2025

Low-temperature plasma technique boosts nanozyme innovation for tackling antibiotics

Researchers developed CoNi-MOF nanozymes with laccase-like activity using a gas-liquid interface dielectric barrier discharge (DBD) low-temperature plasma (LTP) technique, exhibiting high catalytic degradation of tetracycline. The novel approach offers an eco-friendly strategy for addressing antibiotic pollution in the environment.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalJournal of Hazardous Materials·DateJul 7, 2025

In situ polymerization in COF boosts li‐ion conduction in solid polymer electrolytes for li metal batteries: A new approach to enhance ion transport efficiecyn

A new approach to improve lithium-ion conduction in solid polymer electrolytes is presented through in situ polymerization within a covalent organic framework, boosting the performance of lithium metal batteries. This innovative design enhances ion transport efficiency and paves the way for high-performance lithium metal batteries.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateJul 7, 2025

Breakthrough in upconversion luminescence research: Uncovering the energy back transfer mechanism

Researchers discovered a deeper understanding of the energy back transfer (EBT) mechanism in upconversion luminescent materials. The study found that high power densities induce a transition from green to yellow luminescence, while maintaining bright green luminescence within a measured range.

SourceHigher Education Press·JournalFrontiers of Optoelectronics·TypeExperimental study·DateJul 7, 2025

Assessing the potential of genotoxicity and phototoxicity of triazine UV filters

Researchers found no significant genotoxic effects of triazine UV filters in bacterial reverse mutation, chromosomal aberration, and micronucleus assays. Phototoxicity assessments also confirmed safety using 3T3 neutral red uptake and guinea pig models. The results support the use of these filters in topical applications.

SourceKeAi Communications Co., Ltd.·JournalJournal of Dermatologic Science and Cosmetic Technology·TypeExperimental study·DateJul 7, 2025

New study finds civil servants’ reactions to democratic decline reflect deep political divides

A new study reveals that civil servants who support the ruling party are more likely to stay engaged, while others tend to leave or disengage, leading to a less diverse and politicized civil service. This shift threatens the competence, neutrality, and public trust of the civil service.

SourceThe Hebrew University of Jerusalem·JournalPerspectives on Politics·TypeData/statistical analysis·DateJul 7, 2025

Following the pigeon's gaze

Researchers studied pigeons' gaze following behavior in groups, finding they do indeed follow collective cues. The experiment revealed that group size plays a role in the effect, but there is no specific minimum number of pigeons required to produce the result.

SourceUniversity of Konstanz·JournaliScience·DateJul 7, 2025

Paving the way towards green hydrogen at scale

A recent review in Nature Reviews Clean Technology presents a pathway for scaling up decoupled water electrolysis technologies to produce industrial-scale green hydrogen. This clean alternative offers a low-carbon solution to replace fossil fuels and unlock the potential of replacing the world's dependency on fossil fuels.

SourceTechnion-Israel Institute of Technology·JournalNature Reviews Clean Technology·TypeExperimental study·DateJul 7, 2025

From position to meaning: how AI learns to read

A new study reveals that AI systems transition from relying on word positions to meaning-based understanding as they receive enough data for training. The transition occurs abruptly, similar to a phase transition in physical systems, and is driven by the amount of data available.

SourceSissa Medialab·JournalJournal of Statistical Mechanics Theory and Experiment·TypeData/statistical analysis·DateJul 7, 2025

Fluid-structure interaction analysis and wave-coupled dynamics of airbag-cushioned reentry capsules: Unlocking safer maritime spacecraft recovery?

Researchers developed a high-fidelity FSI model to predict impact loads under wave conditions, revealing pivotal mechanisms for airbag-cushioned reentry capsule design. The study provides a scientific foundation for optimizing spacecraft recovery and establishing technical cornerstones for future crewed missions.

SourceTsinghua University Press·JournalChinese Journal of Aeronautics·DateJul 7, 2025

Indium-MOF as multifunctional promoter for fluoropolymer electrolytes in all-solid-state lithium metal batteries: A breakthrough in electrochemical stability and ionic conductivity

Researchers developed indium-based metal–organic frameworks (In-MOFs) to improve poly(vinylidene fluoride–hexafluoropropylene) electrolyte performance in all-solid-state lithium metal batteries. The In-MOFs enhance electrochemical stability and ionic conductivity, leading to significant performance improvements.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateJul 7, 2025

Identifying early warning signals of cancer formation

Scientists model and predict gastric cancer development using theoretical tools and dynamic indicators, providing a novel perspective for early diagnosis. The study identifies key warning signals in TGF-β regulation, offering a robust theoretical foundation for clinical early warnings.

SourceHigher Education Press·JournalQuantitative Biology·TypeExperimental study·DateJul 7, 2025