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Science News Archive 2025 - Page 159


Page 159 of 574

Rain events could cause major failure of Waikīkī storm drainage by 2050

A study published in Scientific Reports found that large rain events combined with sea level rise could cause severe flooding across 70% of Waikīkī, contaminating stormwater inlets and disrupting transportation. By 2050, the entire Waikīkī storm drainage system is expected to fail, posing a health hazard from contaminated water.

SourceUniversity of Hawaii at Manoa·JournalScientific Reports·TypeComputational simulation/modeling·DateJul 7, 2025

The harmony of cells

A new bioinformatic tool called Cell Marker Accordion has been developed to help researchers understand single-cell analysis results. The tool reveals the presence of altered cells that may be linked to diseases such as blood cancers or solid tumours, and can identify unique genes involved in these alterations.

SourceUniversità di Trento·JournalNature Communications·DateJul 7, 2025

How retrieval-augmented AI boosts radiology consults while safeguarding patient privacy

A new study demonstrates that retrieval-augmented generation can eliminate hallucinations in clinical LLMs while protecting patient privacy. The RAG-enhanced model responds significantly faster than cloud-based systems, delivering safer results without compromising data security.

SourceJuntendo University Research Promotion Center·Journalnpj Digital Medicine·TypeComputational simulation/modeling·DateJul 7, 2025

Heat dissipation difficulties of co-packaged optics (CPO) limit its development

Researchers have designed a thermal management scheme to efficiently cool high heat flux switch chips in co-packaged optics (CPO), addressing signal crosstalk and temperature homogeneity issues. The solution can be applied to CPOs with data rates of up to 51.2 Tbit/s, releasing the performance potential of this technology.

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

Advanced aerogel composite developed for extreme environments

Researchers at Hefei Institutes of Physical Science developed advanced aerogel composites with high-temperature insulation and mechanical load-bearing capabilities. The composites achieved controllable fabrication of large-size samples and demonstrated strong potential for future thermal protection applications.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalJournal of Materials Research and Technology·DateJul 7, 2025

A new cell therapy for leukaemia shows high efficacy and safety in the laboratory

A new dual CAR-T cell therapy has been developed to target T-ALL, showing high efficacy and safety. The treatment targets two antigens simultaneously, making it more effective than previous therapies. Experimental results demonstrate its ability to control the disease in both laboratory and animal models, with an excellent safety profile.

SourceJosep Carreras Leukaemia Research Institute·JournalJournal of Hematology & Oncology·TypeExperimental study·DateJul 7, 2025

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