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Science News Archive March 2025 - Page 42


Page 42 of 51

Diagnosing Alzheimer’s disease using blood tests: p-tau biomarkers not as disease-specific as previously thought

Researchers found that p-tau proteins in blood are elevated in both Alzheimer's and ALS patients, making them less specific for Alzheimer's diagnosis. However, they also show promise as potential biomarkers for early detection of ALS or monitoring disease progression.

SourceMartin-Luther-Universität Halle-Wittenberg·JournalNature Communications·TypeObservational study·DateMar 6, 2025

ESMT Berlin offers scholarships in executive leadership

ESMT Berlin is providing full and partial scholarships for three premier programs, including Bringing Technology to Market, General Management Seminar, and Executive Transition Program. The initiative aims to strengthen diversity in business leadership by supporting professionals from various backgrounds.

Study highlights how population density and location shape litter levels facing UK communities

A study of over 97 citizen scientists found that coastal areas have significantly more litter than inland locations, with urban areas consistently exhibiting more litter than rural areas. The research highlights the need for tailored waste management strategies to address regional differences in litter patterns.

SourceUniversity of Plymouth·JournalMarine Pollution Bulletin·TypeExperimental study·DateMar 6, 2025

HKUST, SUSTech, and NCAMS researchers reveal nitrogen’s dominant role in global organic aerosol absorption

A study published in Science reveals that nitrogen-containing compounds play a dominant role in the absorption of sunlight by atmospheric organic aerosols worldwide. The research provides a new framework for predicting climate change impacts and guiding mitigation strategies.

SourceHong Kong University of Science and Technology·JournalScience·TypeComputational simulation/modeling·DateMar 6, 2025

Zuchongzhi-3 sets new benchmark with 105-qubit superconducting quantum processor

Zuchongzhi-3 achieves quantum supremacy by outperforming classical supercomputers by 15 orders of magnitude, demonstrating the strongest quantum computational advantage in a superconducting system to date. The processor features 105 qubits and 182 couplers, with a coherence time of 72 μs and simultaneous gate fidelities exceeding 99%.

SourceChinese Academy of Sciences Headquarters·JournalPhysical Review Letters·TypeExperimental study·DateMar 6, 2025

An upgraded nuclease prime editor platform enables high-efficiency singled or multiplexed knock-in/knockout of genes in mouse and sheep zygotes

Researchers developed uPEn to enhance genome stability and repair efficiency, achieving efficient Kozak motif insertion and precise modifications in mouse and sheep zygotes. The platform showed potential for complex genetic modifications, disease modeling, and gene therapy applications.

SourceHigher Education Press·JournalProtein & Cell·TypeExperimental study·DateMar 6, 2025

Arsenic detoxification: how bacteria and minerals work together

Researchers have discovered a novel method for removing toxic arsenic from soil by harnessing the power of bacteria and minerals. The study shows that the interaction between arsenic-oxidizing bacteria and goethite significantly accelerates the conversion of arsenic from its highly toxic form, As(III), into the less harmful As(V).

SourceNanjing Institute of Environmental Sciences, MEE·JournalEco-Environment & Health·DateMar 6, 2025

Urban exodus during the COVID-19 pandemic

A study by Dr. Haruka Kato found that households with children during the COVID-19 pandemic prioritized migration destinations with favorable communities and strong community ties. Social interaction-related factors emerged as significant determinants of migration, contrasting with work, environment, and housing determinants.

SourceOsaka Metropolitan University·JournalPopulation Space and Place·TypeData/statistical analysis·DateMar 6, 2025

Developing zero-waste, sustainable smart polymer materials

Developed by a research team at Korea Institute of Science and Technology (KIST), the new polymeric material can be easily converted between monomers and polymers, exhibiting fluorescence at damaged sites for real-time damage detection. Upon disposal, it selectively depolymerizes into its monomers, enabling selective recyclability.

SourceNational Research Council of Science & Technology·JournalAdvanced Functional Materials·DateMar 6, 2025

Building bridges in physics

Researchers from Osaka University have discovered a connection between strain equations for atomic dislocations and the Biot-Savart law in electromagnetism. This link enables researchers to use a well-known formula to analyze the effects of dislocations, leading to new findings on material science.

SourceOsaka University·JournalRoyal Society Open Science·TypeComputational simulation/modeling·DateMar 5, 2025

Actuarially fair endowment funds enable equitable risk-sharing in large pools

A new framework for endowment contingency funds ensures equitable compensation among participants by pooling contributions and distributing resources upon adverse events. The framework's mathematical modeling reveals that as the pool approaches infinity, the distribution of payouts converges to traditional insurance mechanisms.

SourceKeAi Communications Co., Ltd.·JournalRisk Sciences·TypeComputational simulation/modeling·DateMar 5, 2025

Anti-obesity drugs benefit kidney transplant recipients with type 2 diabetes

A new study shows that anti-obesity drugs, including GLP-1 agonists, are safe and effective in treating type 2 diabetes in kidney transplant recipients. The medications were found to reduce the risk of organ failure and death, but also increase the risk of diabetic retinopathy.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalThe Lancet Diabetes & Endocrinology·TypeObservational study·DateMar 5, 2025