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Science News Archive August 2025 - Page 36


Page 36 of 45

Drug kills mosquitoes when they feed through ingestion and surface contact

Nitisinone, a drug used to treat rare genetic disorders, has been shown to be mosquitocidal to several mosquito species, including those that transmit malaria and Zika viruses. The research demonstrates that the drug can kill mosquitoes through ingestion and surface contact, making it a potential tool in combating insecticide resistance.

SourceLiverpool School of Tropical Medicine·JournalParasites & Vectors·DateAug 7, 2025

Double-channel event-triggered adaptive tracking control of nonstrict-feedback nonlinear systems with separate state transmission

Researchers propose a novel control scheme to address challenges in traditional backstepping control designs and event-triggered control. The scheme significantly reduces communication bandwidth usage, offering a new approach for efficient control of complex industrial systems.

SourceELSP·JournalAdvanced Equipment·TypeComputational simulation/modeling·DateAug 7, 2025

Artificial intelligence accelerates the development of advanced heat-dissipating polymers

Researchers developed a machine learning model to predict liquid crystalline polyimides with high thermal conductivity, achieving 96% accuracy. The model identified six promising candidates, which demonstrated up to 1.26 W/mK thermal conductivities, accelerating the development of efficient thermal materials.

SourceInstitute of Science Tokyo·Journalnpj Computational Materials·TypeComputational simulation/modeling·DateAug 7, 2025

Invisible material could revolutionise smart tech

Scientists at La Trobe University have developed a powerful new material that can conduct electricity as well as metals, making it ideal for wearable technologies like medical devices. The new technique uses hyaluronic acid to create a thin, durable film that is flexible and scalable.

SourceLa Trobe University·JournalACS Applied Materials & Interfaces·TypeExperimental study·DateAug 7, 2025

RNA immunity: An overlooked antiviral defense in mammals

Emerging evidence highlights the involvement of extracellular RNAs in the antiviral defense process, with microRNAs binding viral genomes via base-pairing interactions to inhibit expression. RNA immunity represents a complementary arm of the mammalian immune system, functionally independent of traditional protein-based defenses.

SourceScience China Press·JournalScience Bulletin·DateAug 7, 2025

Earth’s natural CO2 vacuum cleaners

An international team of earth scientists proposes a new framework to understand the factors influencing CO2 removal, revealing their complex interactions and potential for enhanced weathering techniques. This integrated approach aims to enhance natural carbon storage, helping achieve Paris Agreement targets.

SourceUtrecht University·JournalNature Geoscience·TypeSystematic review·DateAug 7, 2025

New antibody targeting approach, tested in mice, improves distribution and safety of Alzheimer’s immunotherapies

Researchers developed an antibody transport vehicle targeting the transferrin receptor to improve anti-amyloid antibody delivery to the brain. The approach preserves key immune functions while offering a safer strategy for treating Alzheimer's disease, reducing side effects and increasing treatment efficacy.

Seals on the move

The study analyzed the northbound migration of northern fur seals, revealing that they concentrate foraging activity along continental shelf-breaks and near anticyclonic eddies. The findings provide new insights into the seals' response to oceanographic conditions and highlight the importance of long-term monitoring in understanding th...

SourceKyoto University·JournalDeep Sea Research Part I Oceanographic Research Papers·TypeObservational study·DateAug 7, 2025

A smarter membrane for cleaner water

Researchers at Rice University developed a mechanistic model to simulate how oxidants and pollutants move through and react inside catalytic membranes. The framework identifies the ideal range for catalyst loading and introduces new performance metrics to improve membrane design.

SourceRice University·JournalNature Water·DateAug 7, 2025

Cost-effectiveness of 2023-2024 COVID-19 vaccination in US adults

A modeling study finds that COVID-19 vaccination is more cost-effective for individuals aged 65 and above, with favorable results across different parameter input scenarios. The study's findings support the Advisory Committee on Immunization Practices' decision to recommend vaccination with the 2023-2024 mRNA vaccines.

SourceJAMA Network·JournalJAMA Network Open·DateAug 7, 2025

Spent EV batteries turbocharge plastic upcycling

A new photothermal catalyst made from recycled EV battery materials boosts the efficiency of plastic upcycling, converting polyester into valuable monomers. The process demonstrates significant improvements in conversion rates and reduced energy costs compared to traditional methods.

SourceScience China Press·JournalScience China Chemistry·TypeExperimental study·DateAug 7, 2025

Why forgiving yourself is harder than it sounds

A new study from Flinders University explores why self-forgiveness can be difficult for some, even when it may benefit mental health. Researchers found that people who struggled to forgive themselves often replayed the moment, felt stuck in the past, and experienced intense emotions like guilt and regret.

SourceFlinders University·JournalSelf and Identity·TypeSurvey·DateAug 6, 2025

Eliciting dual‑niche immunological priming by acupoint delivery of nanovaccines

Researchers have developed acupoint-delivered nanovaccines that ignite dual-niche immunological priming, recruiting CD11b⁺ dendritic cells and flooding lymph nodes with nanoparticles. This approach delivers significantly higher immune responses, including 6-fold more OVA-specific CTLs and 10^3 -fold higher anti-SARS-CoV-2 IgG titers.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateAug 6, 2025

Lifestyle choices could affect brain's 'break system' and put people at higher risk of dementia

Researchers found specific patterns in individuals' brain chemistry relating to modifiable-dementia risk scores. Lower GABA concentrations and neurochemical markers were associated with higher risk scores. Lifestyle choices such as exercise, diet, and social connection can be modified to improve brain health.

SourceUniversity of the Sunshine Coast·JournalCerebral Cortex·TypeImaging analysis·DateAug 6, 2025

Defect engineering in Mg2+ co-doped LuAG:Ce ceramics to achieve ultrahigh fast scintillation proportion

Researchers at Tsinghua University Press have developed Mg2+ co-doped LuAG:Ce ceramics with high density and fast decay time, achieving a promising candidate scintillator for future high-energy physics experiments. The team's defect engineering strategy improved the fast scintillation proportion without compromising light yield.

SourceTsinghua University Press·JournalJournal of Advanced Ceramics·DateAug 6, 2025