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Science News Archive 2019 - Page 87


Page 87 of 486

Scientist confirm a new 'magic number' for neutrons

Researchers at RIKEN have confirmed that atomic nuclei with 34 neutrons are more stable than expected, exhibiting strong shell closure. This finding demonstrates that 34 is a 'magic number', a set of numbers where the shells are completely filled and the nucleus exhibits unique properties.

SourceRIKEN·JournalPhysical Review Letters·DateOct 24, 2019

Lassa fever: Vaccine set to be trialed

A vaccine for Lassa fever, a hemorrhagic disease causing up to 6,000 deaths annually, is set to enter human clinical trials. The measles platform-based vaccine demonstrated the best protection against the virus in preclinical tests.

SourceInstitut Pasteur·JournalScience Translational Medicine·DateOct 24, 2019

New survey shows link between comprehensive antibiotic stewardship programs and infection preventionist certification

A nationally representative survey found that nursing homes with certified infection preventionists were nearly five times more likely to have comprehensive antibiotic stewardship programs. The study highlights the importance of well-trained IPs in reducing the risk of infections and improving patient safety.

SourceElsevier·JournalAmerican Journal of Infection Control·DateOct 24, 2019

Poverty may be more critical to cognitive function than trauma in adolescent refugees

A new study found that poverty worsened the working memory of refugee youth, while exposure to war-related trauma did not have lasting impacts on executive function. The researchers suggest that addressing ongoing poverty is crucial for improving learning outcomes and educational achievement in adolescents affected by war.

SourceSociety for Research in Child Development·JournalChild Development·DateOct 24, 2019

Political affiliation may help drive and shape a person's morals

A new study found that people's moral foundations are better predicted by their political attitudes than vice versa. The researchers tracked participants' moral values and political leanings over time, revealing that those with stable political beliefs were more likely to have consistent moral foundations.

SourcePenn State·JournalAmerican Journal of Political Science·DateOct 24, 2019

Women CEOs judged more harshly than men for corporate ethical failures

A study published by the American Psychological Association found that consumers are less likely to support organizations led by women after an ethical failure, but more willing to forgive them for competence failures. The research highlights the impact of gender stereotypes on consumer perceptions of female-led companies.

SourceAmerican Psychological Association·JournalJournal of Personality and Social Psychology·DateOct 24, 2019

Where the sun doesn't shine? Skin UV exposure reflected in poop

A new study found that skin UVB exposure increases gut microbial diversity and favors the growth of Lachnospiraceae bacteria, which are linked to vitamin D status. The results suggest a potential link between UVB light exposure and the protective effect against inflammatory diseases like MS and IBD.

SourceFrontiers·JournalFrontiers in Microbiology·DateOct 24, 2019

What's driving tropical deforestation? Scientists map 45 years of satellite images

Researchers use new mapping method to identify most vulnerable tropical forest areas, combining 45 years of satellite images with current land use data. The analysis reveals the impact of human activity, such as agriculture and infrastructure development, on deforestation and forest degradation.

SourceThe Alliance of Bioversity International and the International Center for Tropical Agriculture·JournalInternational Journal of Applied Earth Observation and Geoinformation·DateOct 24, 2019

Bright SPARC

A prototype of a cloud-based informatics and resource-discovery tool will be built to help CTSA hubs measure their impact and compare efforts. The e-SPARC tool aims to provide a one-stop shop for investigators planning trials, while also supporting NCATS monitoring and improvements.

New Colorado fossil record documents life's rebound after Cretaceous-Paleogene extinction

A new study in Science documents life's rebound after the Cretaceous-Paleogene extinction event through a collection of fossils found in central Colorado. The findings provide a detailed snapshot of the first million years of taxonomic and ecological recovery, revealing a dynamic interplay between plants, animals, and climate.