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Science News Archive August 2023 - Page 25


Page 25 of 38

More than 2 million additional Americans faced food insufficiency following drawdown of pandemic-related SNAP benefits, Penn Medicine study finds

A new study by Penn Medicine found that the discontinuation of pandemic-related SNAP benefits led to a significant increase in food insufficiency in the US. The study found that households affected by the benefit cuts experienced a 21% relative increase in both food insufficiency and food insufficiency among children, affecting over 2 ...

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Health Forum·DateAug 11, 2023

Football participation and Parkinson disease among men

Research suggests football participation is associated with a higher odds of developing parkinsonism or Parkinson's disease. Longer football play duration and intensity are linked to an increased risk of diagnosis, highlighting the potential health risks for athletes involved in contact sports.

SourceJAMA Network·JournalJAMA Network Open·DateAug 11, 2023

Malaria vaccine candidate appears safe and produces promising immune response in a cohort of Tanzanian infants

A new malaria vaccine candidate has shown promising results in a cohort of Tanzanian infants, with substantial anti-RH5 immune responses achieved safely through vaccination. The vaccine targets the RH5 protein used by the malaria pathogen to invade red blood cells, providing a second line of defense against disease.

SourceCell Press·JournalMed·TypeExperimental study·DateAug 11, 2023

SLU ethicists, leading scholars publish guidance for parents, physicians making medical decisions for children

A group of leading scholars in pediatric ethics have published six recommendations for guiding parents and clinicians in medical decision-making for children. The recommendations aim to provide a unified set of principles that will be more accessible and applicable for clinicians, parents, and legal guardians.

SourceSaint Louis University·JournalPEDIATRICS·TypeCommentary/editorial·DateAug 11, 2023

De-code of the crop

A research group at Kyoto University has successfully developed a self-fertile buckwheat variety and a new type of the crop with a sticky texture. This breakthrough could contribute to the efficient breeding of less-common orphan crops, addressing the world's growing food demands.

SourceKyoto University·JournalNature Plants·TypeExperimental study·DateAug 11, 2023

Chemicals from maize roots influence wheat yield

Researchers from the University of Bern found that maize roots secrete chemicals that improve soil quality and increase wheat yields. The study demonstrates potential for using specialized plant compounds to enhance crop productivity through variety-specific rotations.

SourceUniversity of Bern·JournaleLife·TypeExperimental study·DateAug 11, 2023

Ultrafast lasers for materials processing

A new type of ultrafast laser technology is being developed to create high-precision microstructures, such as those needed for smartphone displays. The project aims to make the technology cheaper and more efficient, with potential applications in glass processing, polymer ablating, and future laser surgery.

Arctic monitoring program plays vital role in global pollution reduction efforts

The Arctic Monitoring and Assessment Programme (AMAP) has played a vital role in recognizing and mitigating environmental pollution and climate change in the Arctic. Its efforts have led to significant reductions in pollutants in the Arctic and influenced global agreements, inspiring similar initiatives in other regions.

SourceChinese Society for Environmental Sciences·JournalEnvironmental Science and Ecotechnology·DateAug 11, 2023

Direct evidence for modified gravity at low acceleration from Gaia observations of wide binary stars

A new study by Kyu-Hyun Chae found conclusive evidence for the breakdown of standard gravity in low acceleration limit using up to 26,500 wide binaries observed by Gaia. The results show a boost factor of 30-40% higher than Newton-Einstein prediction, meeting conventional criteria of 5 sigma significance.

SourceSejong University·JournalThe Astrophysical Journal·TypeData/statistical analysis·DateAug 11, 2023

Researchers “film” novel catalyst at work

Researchers have developed a novel catalysis scheme that enables previously impossible chemical reactions without the use of rare and precious metals. The method uses light to activate the catalyst, allowing for the optimization of the process.

SourceUniversity of Bonn·JournalAngewandte Chemie·TypeExperimental study·DateAug 11, 2023

Study: Infant formula safety checks can be improved with stratified sampling

A new study from the University of Illinois finds that stratified sampling is more effective at catching contaminants in infant formula than random sampling. The researchers used computer models to simulate testing finished formula and suggest ways to improve safety plans.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Food Protection·TypeComputational simulation/modeling·DateAug 11, 2023

A roadmap to help AI technologies speak African languages

Researchers in Africa have developed a roadmap to create better AI-driven tools for African languages, addressing the limited availability of language data. The study identifies key players and themes to consider in designing effective language tools, including writers, linguists, software engineers, and entrepreneurs.

SourceCell Press·JournalPatterns·TypeSurvey·DateAug 11, 2023

Could artificially dimming the sun prevent ice melt?

A new study investigates whether artificially dimming the sun could prevent the melting of West Antarctic ice sheets. The results show that artificial influence does not work without decarbonization and entails high risks, highlighting the importance of rapid climate mitigation measures.

SourceUniversity of Bern·JournalNature Climate Change·TypeData/statistical analysis·DateAug 11, 2023

Climate projections detail future risks for many people worldwide

A recent study by Bay Area Environmental Research Institute and NASA reveals that two degrees of warming will lead to increased heat stress, fire weather, floods, and droughts globally. The NEX-GDDP dataset provides daily climate projections for regions, enabling local leaders to develop targeted adaptation and mitigation plans.

SourceBay Area Environmental Research Institute·JournalEarth s Future·TypeComputational simulation/modeling·DateAug 10, 2023

Microplastics found embedded in tissues of whales and dolphins

A study by Duke University researchers has found microplastics in the fats and lungs of two-thirds of marine mammals, suggesting that ingested plastics can travel into tissues. The presence of polymer particles and fibers in whales' fat and organs may cause harm, including hormone disruption.

SourceDuke University·JournalEnvironmental Pollution·TypeObservational study·DateAug 10, 2023

Researchers reverse hearing loss in mice

A study published in Proceedings of the National Academy of Sciences successfully reversed hearing loss in mice by activating a defective gene. The researchers found that introducing a special enzyme at a young age significantly improved hearing, with positive effects becoming less potent with time.

SourceKing's College London·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateAug 10, 2023

Muon g-2 doubles down with latest measurement, explores uncharted territory in search of new physics

Scientists have made a breakthrough in particle physics, releasing the world's most precise measurement yet of the muon's magnetic moment. The result bolsters evidence for new physics beyond the Standard Model and sets up a showdown between theory and experiment over 20 years in the making.

SourceDOE/Fermi National Accelerator Laboratory·JournalPhysical Review Letters·TypeData/statistical analysis·DateAug 10, 2023

The origins of life on Earth

A University of Trento study has demonstrated that inorganic structures can incorporate organic molecules to form primitive cell-like membranes, a key step in the origin of life on Earth. The findings open up new research opportunities for recreating life on other planets and improving drug effectiveness.

SourceUniversità di Trento·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateAug 10, 2023

Measuring communication experiences of families of inpatients unable to make decisions for themselves

Researchers developed two versions of a survey to measure the experience of communication between families of inpatients unable to make decisions for themselves. The five-question survey provides a brief snapshot of the experience, while the 10-item survey adds questions about information and emotional support.

SourceRegenstrief Institute·JournalJournal of Pain and Symptom Management·DateAug 10, 2023

Font size can 'nudge' customers toward healthier food choices

A recent study published in the International Journal of Hospitality Management suggests that restaurants can encourage customers to choose healthier food options by adjusting the font size of nutritional information on menus. By representing calorie values incongruously, businesses can effectively 'nudge' customers towards making heal...

SourceWashington State University·JournalInternational Journal of Hospitality Management·DateAug 10, 2023

Transplant recipients experience limited protection with primary COVID-19 vaccination series, but third dose boosts response

A third COVID-19 vaccination dose significantly improved antibody responses in transplant recipients, offering better protection against variants. However, cross-protection was only partial, highlighting the need for multiple vaccine doses to maintain immunity in this vulnerable population.

SourceMassachusetts General Hospital·JournalOpen Forum Infectious Diseases·TypeExperimental study·DateAug 10, 2023