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Science News Archive July 2024 - Page 4


Page 4 of 41

Interoperable multipath hemispherical map: a unified approach for enhanced GNSS precision

A new study introduces a unified approach for reducing multipath effects in satellite navigation, boosting positioning precision by up to 25% across GPS, Galileo, and BDS-3 systems. The technique employs an interoperable Multipath Hemispherical Map, significantly enhancing spatial resolution and modeling efficiency.

Cell atlas of regenerating liver

Scientists analyzed 21,000 cells from tissue samples to develop a cell atlas of regenerating liver tissue. The study reveals changes in cell composition, gene expression, and intercellular communication that facilitate liver regeneration after portal vein embolization.

SourceUniversität Leipzig·JournalNature Communications·TypeExperimental study·DateJul 30, 2024

Friendships in America may be in less peril than previously thought

A study published in PLOS ONE found that American adults have an average of four to five friends, similar to numbers from the 1970s to 2015. Many participants expressed a desire for closer friendships and more time spent with friends, despite being generally satisfied with their current relationships.

SourcePLOS·JournalPLOS ONE·TypeSurvey·DateJul 30, 2024

Genomewide prediction: A promising approach for improving russet formation in apple breeding programs

This study demonstrates that genomewide prediction effectively targets russet formation in apples, a complex quantitative trait controlled by many small-effect QTLs. Moderate predictive abilities were observed across various models, with the inclusion of previously detected QTLs as fixed effects not significantly enhancing predictions.

SourceMaximum Academic Press·JournalFruit Research·TypeExperimental study·DateJul 30, 2024

Farm families’ childcare challenges impacting farm businesses, research suggests

A new study by Penn State researcher Florence Becot found that 78% of farm families with children made changes to balance childcare needs with farm business responsibilities, reducing hours worked and shifting work schedules. This impacted the structure of labor on- and off-the-farm, influencing production systems, marketing channels, ...

SourcePenn State·JournalAgriculture and Human Values·TypeSurvey·DateJul 30, 2024

An international effort to define intelligence, consciousness and more: efforts to create consensus definitions for diverse intelligent systems

A collaboration of scientists, ethicists, and researchers aims to create a consensus definition for diverse intelligent systems, including AI, LLMs, and biological intelligences. The proposed approach will provide a common language for recognizing, predicting, manipulating, and building cognitive systems.

SourceCortical Labs·JournalThe Innovation·TypeCommentary/editorial·DateJul 30, 2024

Liver transplant outperforms other therapies for colorectal cancer that has spread to the liver

A study published in JAMA Surgery shows that liver transplants significantly improve progression-free survival rates for patients with unresectable colorectal liver metastases compared to other therapies. At three years, 90% of transplant patients remained cancer-progression free, whereas only 42% of those receiving alternative treatme...

SourceUniversity of Rochester Medical Center·JournalJAMA Surgery·TypeObservational study·DateJul 30, 2024

Revolutionizing P2-type layered sodium cathodes: Unveiling the role of transition metal layer vacancies on structure and performance

Researchers design Na0.6[Ni0.3Ru0.3Mn0.4]O2 and vacancy-introduced Na0.7[Ni0.2V0.1Ru0.3Mn0.4]O2 compounds to enhance sodium-ion battery performance. The V-NRM compound exhibits improved capacity and rate performance, with an additional short voltage plateau at 3.9V during charging.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateJul 30, 2024

Study identifies universal blueprint for mammalian brain shape

Researchers have identified a universal blueprint for mammalian brain shape, describing the cerebral cortex as following a fractal pattern across species. The study suggests that cortices across primate species resemble this universal scaling law and self-similarity, revealing a common set of mechanisms governing cortical folding.

SourceeLife·JournaleLife·DateJul 30, 2024

Green synthesis of copper oxide nanoparticles from mangifera indica: A sustainable solution for agricultural disease management

This study successfully synthesized eco-friendly copper oxide nanoparticles from Mangifera indica leaf extract, demonstrating potent antibacterial and antifungal activities. The green synthesis method holds significant value for agriculture, potentially enhancing crop productivity and sustainability.

SourceMaximum Academic Press·JournalFruit Research·TypeExperimental study·DateJul 30, 2024

Youth suicide and preceding mental health diagnosis

A cross-sectional study found that 60% of youth suicide decedents lacked a preceding mental health diagnosis, with racial and ethnic minorities having lower odds of diagnosis. The study highlights the need for equitable mental health identification and lethal means counseling to prevent youth suicide.

SourceJAMA Network·JournalJAMA Network Open·DateJul 30, 2024

Wayne State University professor awarded NSF grant to research the growth of metal and metal-silicon thin films for advanced transistors

A Wayne State University professor has been awarded a three-year $554,853 NSF grant to investigate new molecules and chemical reactions for growing metal and metal-silicon thin films. The research aims to develop advanced transistors with lower power consumption and higher performance.

Enhancing power system stability: Tianjin University unveils a groundbreaking method for rapid generation of dynamic security region boundaries

A new method for generating dynamic security region boundaries has been developed using space division and Wasserstein generative adversarial network with gradient penalty. This method significantly improves the efficiency and accuracy of transient stability analysis in power systems with high wind power penetration.

SourceEngineering·JournalEngineering·DateJul 30, 2024

Using the term ‘artificial intelligence’ in product descriptions reduces purchase intentions

A recent study published in the Journal of Hospitality Marketing & Management found that including artificial intelligence in product descriptions reduces purchase intentions. Emotional trust plays a critical role in how consumers perceive AI-powered products, and mentioning AI can lower trust levels.

SourceWashington State University·JournalJournal of Hospitality Marketing & Management·DateJul 30, 2024

Study: Fear of falling, fall-related injuries haunt full-time wheelchair, motorized scooter users

A new study found that full-time wheelchair and motorized scooter users encounter obstacles that cause them to fall, resulting in scrapes, bruises, or more serious injuries. The researchers also discovered a 'disuse disability cycle' where limited activities lead to physical decline, increasing the risk of future falls.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalDisability and Rehabilitation·TypeObservational study·DateJul 30, 2024

Bacteria and keloids

Research found higher bacterial concentrations in keloid tissue, especially in deep layers, leading to increased inflammation and fibroblast production. Antibiotics and phage treatments may help reduce bacteria and improve treatment outcomes for keloids.

SourcePNAS Nexus·JournalPNAS Nexus·DateJul 30, 2024

Organic nanozymes have broad applications from food and agriculture to biomedicine

Research from the University of Illinois highlights the potential of organic nanozymes for broader applications beyond traditional uses of inorganic nanozymes. The development of sustainable, environmentally friendly materials offers a promising solution for various industries.

Timber plantations near urbanized areas support the movement of small and medium-sized terrestrial mammals between patches of natural forest

Researchers found 16 native species of mammals using timber plantations as corridors and refuges in Central Panama. However, teak monocultures showed the lowest records of species, highlighting the importance of restoring natural habitats for comprehensive wildlife conservation.

Nature inspires a breakthrough: scientists develop revolutionary egg white-based bioink for advanced tissue engineering

Terasaki Institute scientists have created a novel bioink derived from egg whites, offering abundant proteins and excellent biocompatibility. This breakthrough technology has the potential to create more accurate tissue models for drug testing and develop functional tissue replacements for regenerative medicine applications.

SourceTerasaki Institute for Biomedical Innovation·JournalAdvanced Functional Materials·TypeExperimental study·DateJul 29, 2024

Patients in hospitals that provide inpatient addiction services were more likely to start and continue lifesaving medication for opioid use disorder treatment after discharge

A new study found that patients in hospitals with specialized addiction consult services were more likely to start and continue lifesaving medication for opioid use disorder treatment after discharge. The CATCH program, a hospital-based intervention, showed promising results in increasing treatment initiation and retention rates compar...

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalJAMA Internal Medicine·DateJul 29, 2024