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Science News Archive 2025 - Page 383


Page 383 of 574

Mouse study finds impaired cell development: Intermittent fasting could be unsafe for teenagers

A recent study reveals that intermittent fasting can impair beta-cell function and maturation in young mice, potentially leading to diabetes. Researchers found that adolescent mice showed a decline in insulin production after prolonged fasting, with defective beta cells resembling those of type 1 diabetes patients.

SourceTechnical University of Munich (TUM)·JournalCell Reports·TypeExperimental study·DateFeb 14, 2025

HSE neurolinguists create russian adaptation of classic verbal memory test

Researchers at HSE Centre for Language and Brain create Russian-language adaptation of Rey Auditory Verbal Learning Test (RAVLT), suitable for testing adults of all ages. The adapted test has been incorporated into the RAVLT World tablet application, providing automated administration and scoring.

SourceNational Research University Higher School of Economics·JournalThe Clinical Neuropsychologist·TypeExperimental study·DateFeb 13, 2025

Atomic-level diamond surface polishing with high quality, efficiency, and material removal rates

A new photocatalytic chemical mechanical polishing (PCMP) slurry has been developed for Single Crystal Diamond (SCD) polishing, resulting in exceptionally smooth surfaces with minimal damage. The Material Removal Rate (MRR) peaks at 1168 nm·h−1, emphasizing the efficiency and effectiveness of this advanced polishing technique.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateFeb 13, 2025

The opportunity costs of carbon capture

A recent study by Stanford University researchers found that deploying carbon capture technologies would be more expensive and harmful than transitioning to renewable energy sources. The authors compared two extreme scenarios: a complete switch to renewable energy versus maintaining current fossil fuel reliance with some renewables, nu...

SourceStanford University·JournalEnvironmental Science & Technology·DateFeb 13, 2025

Ancient Egyptian mummified bodies smell ‘woody,’ ‘spicy’ and ‘sweet’

Researchers from UCL and the University of Ljubljana conducted a systematic study on the smells of nine ancient Egyptian mummified bodies, identifying materials used in mumification and evolution of practices. The study also provides insights into how museums conserve remains and preserves their olfactory heritage.

SourceUniversity College London·JournalJournal of the American Chemical Society·TypeExperimental study·DateFeb 13, 2025

Graphite production gets a makeover

Researchers at Texas A&M University have developed a new catalytic graphitization technology to convert petroleum coke into graphite, reducing emissions and cost associated with conventional synthetic graphite production. The process uses lower temperatures and shorter times, making it more sustainable and efficient.

Cracking the code of lethal antibodies in a new blood-clotting disorder

A team of researchers has identified a new chronic blood clotting disorder, VITT-like monoclonal gammopathy of thrombotic significance (MGTS), characterized by antibodies similar to those causing vaccine-induced immune thrombocytopenia and thrombosis (VITT). The disorder can lead to severe symptoms despite treatment with full-dose bloo...

SourceFlinders University·JournalNew England Journal of Medicine·TypeExperimental study·DateFeb 13, 2025

Mini flow battery speeds energy storage research

Researchers at PNNL developed a mini flow battery test system that requires less starting material while delivering comparable performance to standard lab-scale systems. This innovation reduces time and resources needed for testing new battery materials, accelerating the discovery of grid energy storage technology.

SourceDOE/Pacific Northwest National Laboratory·JournalJournal of The Electrochemical Society·TypeExperimental study·DateFeb 13, 2025

Mini flow battery speeds energy storage research

Researchers have designed a compact, high-efficiency flow battery test system that requires an order of magnitude less starting material while delivering results comparable to standard lab-scale systems. The mini flow cell design is geared towards rapid screening and development of new battery materials, reducing the time and resources...

SourceDOE/Pacific Northwest National Laboratory·JournalJournal of The Electrochemical Society·TypeExperimental study·DateFeb 13, 2025

Reduced prediabetes in people who ate broccoli compound

A study by University of Gothenburg researchers found that consuming sulforaphane from broccoli sprouts improved blood sugar levels in people with prediabetes. The compound had a significant effect on fasting blood sugar levels, particularly in those with certain pathophysiological and microbiome characteristics.

SourceUniversity of Gothenburg·JournalNature Microbiology·TypeRandomized controlled/clinical trial·DateFeb 13, 2025

Landmark atlas reveals how aging breast tissue shapes breast cancer risk

Researchers at The Jackson Laboratory have created an atlas of how healthy breast tissue ages, revealing key cellular and molecular changes that may contribute to breast cancer development. The study found that epithelial cells lose their job descriptions, becoming more prone to malignancy, while stromal cells lose their specialized id...

SourceJackson Laboratory·JournalNature Aging·TypeExperimental study·DateFeb 13, 2025

NTT Research and Harvard scientists optimize biohybrid ray development with machine learning

Researchers developed mini biohybrid rays using cardiomyocytes and rubber, demonstrating improved swimming efficiencies approximately two times greater than previous biomimetic designs. The application of machine-learning directed optimization enabled an efficient search for high-performance design configurations.

Bristol scientists herald active matter breakthrough with creation of three-dimensional ‘synthetic worms’

Researchers at the University of Bristol have developed 'synthetic worms' that can move independently using active matter, a new class of materials. The 3D structures were created by applying an electric field to micron-sized particles suspended in a liquid mixture, and exhibit fascinating life-like behavior.

SourceUniversity of Bristol·JournalPhysical Review Letters·TypeExperimental study·DateFeb 13, 2025

Record-speed waves on extremely water-repellent surfaces

Researchers from Aalto University have created a synthetic surface inspired by lotus leaves and found that plastronic waves travel along the surface at speeds up to 45 times faster than capillary waves. The discovery could lead to new applications in biotechnology, materials science, and pharmaceuticals.

SourceAalto University·JournalNature Communications·DateFeb 13, 2025

When politics becomes a risk factor – how the political climate influences the health of migrant trainees

A new study by the Cluster of Excellence 'The Politics of Inequality' at the University of Konstanz examines how right-wing populist election results impact migrant trainees' perceptions of discrimination and mental health. The research, conducted with around 1,000 trainees, reveals that regions with high levels of support for far-righ...

SourceUniversity of Konstanz·JournalAcademy of Management Journal·DateFeb 13, 2025

IEEE study reveals breakthroughs in high-performance photon detectors

Researchers developed a fabrication technique to overcome design challenges for scalable single-photon detectors, enabling ultra-fast detection of photons regardless of direction or polarization. The study provides a comprehensive guide to fabricating high-quality fractal SNSPDs with improved sensitivity and system detection efficiency.

SourceInstitute of Electrical and Electronics Engineers·JournalIEEE Journal of Selected Topics in Quantum Electronics·TypeExperimental study·DateFeb 13, 2025

UK gambling industry is using Big Tobacco tactics to downplay harms and influence the public argues new analysis

A recent study published in the BMJ reveals that the UK gambling industry is employing similar tactics used by Big Tobacco to downplay the harms of gambling. The authors call for urgent action to protect public health from the devastating effects of gambling addiction, including financial distress, family breakdown, and even suicide.

SourceUniversity of Bath·JournalBMJ·TypeData/statistical analysis·DateFeb 13, 2025

Rice-BCM research achieves gene-editing breakthrough that could improve treatment for liver disease, other disorders

The Rice University lab, in collaboration with Baylor College of Medicine, has developed a new gene-editing strategy called Repair Drive that improves the effectiveness of gene therapies in the liver. The technique enables the repair of liver cells at higher rates and equips them with a selective advantage to outcompete incorrectly edi...

SourceRice University·JournalScience Translational Medicine·TypeExperimental study·DateFeb 13, 2025

Smart cities get smarter: AI-powered material detection for sustainable urban planning

A new study introduces an AI-powered framework that uses deep learning and remote sensing to accurately identify building materials, enabling customized material intensity databases for diverse regions. This technology facilitates sustainable urban planning, reduces embodied carbon, and enhances energy efficiency in smart cities.

SourceChinese Society for Environmental Sciences·JournalEnvironmental Science and Ecotechnology·DateFeb 13, 2025

Alkalinity on demand: innovative tech for instant water quality analysis

Researchers developed an innovative method for analyzing water alkalinity using low-cost commercial reagents, machine learning, and smartphone technology. The technique offers accurate measurements across diverse water matrices with impressive R² values, making it a game-changer for water quality testing and monitoring.

SourceNanjing Institute of Environmental Sciences, MEE·JournalEco-Environment & Health·DateFeb 13, 2025