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Science News Archive 2025 - Page 433


Page 433 of 574

Overcoming barriers to food systems sustainability: an interconnected framework

The study reveals five groups of barriers reinforcing each other, including corporate dominance and institutional shortcomings. A comprehensive framework is proposed to address these systemic challenges, emphasizing the importance of integrated political responses and context-sensitive solutions.

Rice researchers unveil ‘surprising’ breakthrough in carbon nanotube recycling, paving way for sustainable materials

Researchers at Rice University have successfully recycled carbon nanotube fibers without losing their structure or properties. The discovery positions CNT fibers as a sustainable alternative to traditional materials like metals and polymers, offering a solution to waste management problems in industries such as aerospace and automotive.

SourceRice University·JournalCarbon·DateJan 13, 2025

$3.9 million grant seeks to expand primary care and rural tracks for medical student training in Arizona

The University of Arizona Health Sciences has been awarded a $3.9 million grant to address the shortage of primary care physicians in underserved communities in Arizona. The program aims to create more primary care and rural health admissions tracks and expand clinical experiences, ultimately increasing primary care residency matches.

Deep dive into genome of dogs within Chornobyl Exclusion Zone shows genetic differences are not due to mutations

A new study published in PLOS ONE found that the genomes of dogs within the Chornobyl Exclusion Zone did not exhibit genetic mutations from radiation exposure. Instead, researchers suggest that low-level environmental toxin exposure over many years may have contributed to genetic differences between dog populations. The findings offer ...

From microplastics to macro-impact: KTU expert explains plastic recycling challenges

The use of plastic in Europe has skyrocketed, with each person generating an average of 36 kg of plastic packaging waste in 2021. KTU researchers conducted a macro-environmental analysis to examine six key areas influencing plastic packaging recycling, including outdated regulations and lower quality recycled plastics. This highlights ...

SourceKaunas University of Technology·JournalEuropean Journal of Medicinal Chemistry·DateJan 13, 2025

Long reads successfully used to find genetic causes of rare diseases

Researchers have successfully used long reads to identify the genetic causes of rare diseases in 93% of cases, surpassing traditional short read techniques. The technique, which can map methylation and sequence longer DNA segments, has shown promising results in detecting complex genetic mutations.

SourceRadboud University Medical Center·JournalThe American Journal of Human Genetics·TypeData/statistical analysis·DateJan 13, 2025

United States dementia cases estimated to double by 2060

The study estimates that half a million new cases of dementia will be reported annually by 2060, with the risk of developing dementia after age 55 being 42% among Americans. The increasing number of cases is linked to aging, genetic factors, and lifestyle choices such as hypertension, diabetes, obesity, and poor mental health.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalNature Medicine·TypeExperimental study·DateJan 13, 2025

Social media users more likely to invest in cryptocurrencies

A study from the University of Georgia found that about half of social media users have invested in digital currencies, with men and those with high risk tolerance being more likely to do so. On the other hand, people with higher education levels were less likely to invest. Investing in crypto comes with risks, such as volatility and u...

SourceUniversity of Georgia·JournalInternational Journal of Bank Marketing·DateJan 13, 2025

Traffic jams? Let's learn from ants

A team of researchers from UniTrento examined how ants manage traffic congestion using pheromone trails and observed individual ant movements. Their findings could provide a model for optimizing autonomous vehicle traffic flow, reducing congestion and emissions.

SourceUniversità di Trento·JournalTransportation Research Interdisciplinary Perspectives·TypeObservational study·DateJan 13, 2025

New tool for synthetic biology

Scientists at the University of Stuttgart have developed a new tool for synthetic biology using DNA nanorobots that can alter artificial cells. These nanorobots enable the formation of transport channels in synthetic cell membranes, allowing large molecules to pass through and facilitating the transportation of therapeutic proteins.

SourceUniversitaet Stuttgart·JournalNature Materials·TypeExperimental study·DateJan 13, 2025

Study highlights need for standardized measurement methods in gene therapy

A study by National Institute of Standards and Technology scientists has highlighted the need for standardized measurement methods in gene therapy. The researchers evaluated four techniques used to measure modified viruses deployed in some gene therapy research and treatments, finding that one technique had poor accuracy and precision.

SourceNational Institute of Standards and Technology (NIST)·JournalHuman Gene Therapy·TypeExperimental study·DateJan 13, 2025

Advances and applications in single-cell and spatial genomics

This review highlights the transformative capabilities of single-cell and spatial genomics, providing critical insights into disease mechanisms and developing innovative therapies. The technologies enable comprehensive cell atlases, tracing the evolution of sequencing methods and incorporating multi-omics approaches, which significantl...

SourceScience China Press·JournalScience China Life Sciences·DateJan 12, 2025

Financial incentives found to help people quit smoking, including during pregnancy

A Cochrane review found financial incentives significantly improve smoking cessation rates for pregnant people, with a six-month success rate of 13 out of 100 who received incentives compared to six in 100 without them. The study also suggests that offering different value rewards does not impact quit rates.

SourceUniversity of Massachusetts Amherst·JournalCochrane Database of Systematic Reviews·TypeLiterature review·DateJan 12, 2025

Precision medicine advances in treating cerebral vascular malformations: Insights into pathogenesis and therapy

Cerebral vascular malformations (CVMs) are redefined as genetic and molecular-driven conditions, with innovative diagnostic approaches like next-generation sequencing and non-invasive imaging genomics. Targeted therapies, including MEK inhibitors and mTOR inhibitors, offer effective alternatives to traditional surgical methods.

NUS Medicine study: Brain connectome phenotype linked to cerebrovascular disease can track cognitive decline

Researchers discovered a brain functional connectome phenotype related to multiple cerebrovascular disease markers that contributes additively to cognitive decline and neurodegeneration alongside Alzheimer's disease. The study highlights the role of cerebrovascular disease in reshaping our understanding of dementia.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalAlzheimer s & Dementia·TypeExperimental study·DateJan 12, 2025

HKU ecologists reveal key genetic insights for the conservation of iconic cockatoo species

Researchers have made valuable discoveries that could transform the conservation of two iconic cockatoo species. The studies uncovered new genetic insights, reshaping our understanding of these species and offering fresh hope for their survival amid severe threats from habitat loss and illegal trapping.

SourceThe University of Hong Kong·JournalMolecular Biology and Evolution·TypeExperimental study·DateJan 12, 2025

Graph Foundation Model

Researchers propose a Graph Foundation Model (GFM) to merge graph models and large language models, offering increased expressive capabilities and suitability for complex graph tasks. This approach has the potential to establish a new leading method in graph data processing.

SourceHigher Education Press·JournalFrontiers of Computer Science·TypeExperimental study·DateJan 12, 2025