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Science News Archive October 2021 - Page 37


Page 37 of 40

Simple method for converting carbon dioxide into useful compounds

Scientists at Kyoto University have created a simple method to convert CO2 into metal-organic frameworks (MOFs), offering a promising approach to dispose of the greenhouse gas. The new technique, which requires lower temperatures and pressures, demonstrates potential for widespread adoption and could help mitigate global warming.

SourceKyoto University·JournalJournal of the American Chemical Society·DateOct 5, 2021

Mitigating lung damage, mortality due to SARS-CoV-2

A pre-clinical study by University of Illinois Chicago researchers shows that a drug targeting specific immune pathways can prevent lung damage and death in mice infected with the SARS-CoV-2 virus. The study suggests targeted treatments may be more suitable for COVID-19 patients than broad immune suppressants.

SourceUniversity of Illinois Chicago·JournalArteriosclerosis Thrombosis and Vascular Biology·TypeExperimental study·DateOct 5, 2021

Extreme exoplanet even more exotic than originally thought

The discovery of ionized calcium on the exoplanet WASP-76b suggests that its atmospheric temperature is higher than previously thought or that it has very strong upper atmosphere winds. The research findings are from a multiyear project exploring the diversity of planetary atmospheres using high-resolution spectra obtained with Gemini ...

SourceCornell University·JournalThe Astrophysical Journal Letters·DateOct 5, 2021

Packing with protamine: Insights into a high-performance molecular glue holding DNA together

A team of researchers from DGIST has developed a model to understand the condensation and decondensation of DNA induced by protamine in semidilute solutions. Protamine forms transient bridges between DNA, allowing its compaction into bundles. The study could provide valuable information on vaccine development and fertility.

Trans people and cisgender gay men in the UK are most likely to experience violence compared with other LGBT groups in UK, Germany or Portugal

A study by University of Surrey researchers found that trans individuals in Germany and the UK are most likely to experience discrimination, while gay cisgender men were more likely to experience violent attacks. The study also highlights the importance of socioeconomic resources in reducing the risk of unfair treatment.

SourceUniversity of Surrey·JournalCurrent Sociology·DateOct 5, 2021

A novel mouse model that recapitulates the isoform-specific, pathological propagation of tau

Researchers have developed a novel mouse model that accurately replicates the pathological propagation of tau protein isoforms in Alzheimer's disease, corticobasal degeneration, and Pick's disease. The model shows endogenous expression of both 3R and 4R tau, which accumulates in brain regions characteristic of each disease.

SourceTokyo Metropolitan Institute of Medical Science·JournalBrain·TypeExperimental study·DateOct 5, 2021

“Once-in-a generation” tardigrade fossil discovery reveals new species in 16-million-year-old amber

Researchers have discovered a new genus and species of tardigrade fossil, Paradoryphoribius chronocaribbeus, preserved in 16-million-year-old Dominican amber. The specimen is the first tardigrade fossil recovered from the Cenozoic era and offers insights into the evolution of this ancient lineage.

SourceNew Jersey Institute of Technology·JournalProceedings of the Royal Society B Biological Sciences·TypeNews article·DateOct 5, 2021

Class act: Clever children tell better jokes

A study of over 200 Turkish schoolchildren found that general intelligence was highly correlated with humor, with children producing high-quality captions for cartoons. The researchers suggest that parents and teachers should be aware of their children's sense of humor as a potential indicator of exceptional intelligence.

SourceDe Gruyter·JournalHumor - International Journal of Humor Research·TypeExperimental study·DateOct 5, 2021

Water service fees can help pay for ecosystem preservation in Mexico

A new study explores ways to make payments for hydrological services (PHS) programs more effective and financially sustainable in Mexico. Residents are willing to pay for improved water quality, regulated quantity, and biodiversity conservation, highlighting the potential of PHS to enhance ecosystem preservation.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Environmental Management·TypeSurvey·DateOct 5, 2021

New biomarker for severe COVID-19

Scientists at Karolinska Institutet have discovered a carbohydrate called mannose as a biomarker for severe COVID-19 disease severity. The study found that glycolysis and glutaminolysis play a crucial role in SARS-CoV-2's spread and growth, providing potential new therapeutic strategies.

SourceKarolinska Institutet·JournalMolecular & Cellular Proteomics·TypeExperimental study·DateOct 5, 2021

The colonization of the Azores began 700 years prior to the Portuguese arrival

A new study by CSIC researchers reconstructs the conditions under which humans first inhabited the Azores Islands, dating back to between 700 and 850 CE. The findings indicate that early human settlements led to environmental and ecological disturbance, contradicting historical records of pristine forests.

SourceSpanish National Research Council (CSIC)·JournalProceedings of the National Academy of Sciences·TypeNews article·DateOct 5, 2021

Revealing the secrets of ground beetle wing casings

A team from The University of Tsukuba used microscopy techniques to analyze the microstructure of the ground beetle's wing casing, revealing a unique helical structure that creates optical effects. This finding has significant implications for the development of new biomimetic materials with enhanced performance.

SourceUniversity of Tsukuba·JournalMicron·DateOct 5, 2021

Iron deficiency in middle age is linked with higher risk of developing heart disease

A recent study published in ESC Heart Failure found that iron deficiency in middle-aged individuals is associated with a higher risk of developing coronary heart disease and cardiovascular mortality. The study found that functional iron deficiency was linked to a 24% increased risk of coronary heart disease, while absolute iron deficie...

SourceEuropean Society of Cardiology·JournalESC Heart Failure·DateOct 5, 2021

New tool for energy sector models carbon capture incentives

A new model, developed by Carnegie Mellon University researchers, identifies coal- and natural gas-fired electricity generation plants suitable for carbon capture technologies. The tool takes into account various factors like plant age, efficiency, location, and technology to explore optimal CO2 reduction strategies at an affordable cost.

SourceCollege of Engineering, Carnegie Mellon University·JournalInternational Journal of Greenhouse Gas Control·DateOct 5, 2021

Smuggling light through opaque materials

Electrical engineers at Duke University have discovered a way to extend the use of chalcogenide glasses into the visible and ultraviolet parts of the electromagnetic spectrum. By nanostructuring these materials, they can create high-order harmonic frequencies that enable transmission of light at previously inaccessible wavelengths.

SourceDuke University·JournalNature Communications·TypeExperimental study·DateOct 5, 2021

Three new species of freshwater goby fish found in Japan and the Philippines

Three new species of freshwater goby fish have been identified in Japan and the Philippines, with distinct color patterns indicating separate lineages. The researchers believe that different color patterns play a crucial role in maintaining these separate lineages during courtship and mate selection.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalSystematics and Biodiversity·TypeExperimental study·DateOct 5, 2021

NCI study highlights pandemic’s disproportionate impact on Black, American Indian/Alaska Native, and Latino adults

A recent NCI study highlights the significant disparities in COVID-19 mortality among racial and ethnic groups in the US. Excess deaths by population size among Black, American Indian/Alaska Native, and Latino individuals were more than double those in white and Asian individuals.

SourceNIH/National Cancer Institute·JournalAnnals of Internal Medicine·TypeObservational study·DateOct 4, 2021

Ultra-short or infinitely long: It all looks the same

A new study proves that ultra-short pulses of light can drive transitions to new phases of matter in tungsten disulfide (WS2) atoms, aiding the search for future low-energy electronics. The findings show that even ultrashort pulses are as effective in triggering state changes as continuous illumination.

SourceARC Centre of Excellence in Future Low-Energy Electronics Technologies·JournalPhysical Review B·TypeExperimental study·DateOct 4, 2021

Calculating the path of cancer

Biologists at Cold Spring Harbor Laboratory are using a mathematical tool to understand the complexities of gene expression and chromosomal mutations associated with cancer. The approach, developed by David McCandlish's lab, predicts how likely different variations on a biological theme are to arise.

SourceCold Spring Harbor Laboratory·JournalProceedings of the National Academy of Sciences·DateOct 4, 2021

Threatened rattlesnakes’ inbreeding makes species more resistant to bad mutations

Researchers sequenced genomes of 90 Eastern massasauga rattlesnakes and found that potentially damaging gene mutations were less abundant. This suggests that inbreeding might not be as detrimental as theory predicts, as beneficial mutations can easily purge bad ones. The study's findings could influence management decisions.

SourceOhio State University·JournalMolecular Ecology·TypeData/statistical analysis·DateOct 4, 2021

Glycerin is safe, effective in psoriasis model

Researchers found glycerin, a natural ingredient in many skin lotions, reduces psoriasis symptoms by calming scaly patches and promoting healthy skin cell maturation. The study's results support anecdotal reports from patients with psoriasis, providing objective evidence of glycerin's effectiveness in combatting the condition.

SourceMedical College of Georgia at Augusta University·JournalInternational Journal of Molecular Sciences·DateOct 4, 2021

Excess deaths disproportionally occurred among Black, American Indian/Alaskan Native, and Latino males and females during the 2020 COVID-19 pandemic

A large study found that excess deaths during the 2020 COVID-19 pandemic were significantly higher among Black, American Indian/Alaskan Native, and Latino males and females. The disparities were attributed to structural and social determinants of health with deep roots in racism.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateOct 4, 2021

Housing status influenced pandemic mental health issues

Research from the University of Georgia found that individuals living in multifamily housing units were more likely to experience mental health problems during the COVID-19 pandemic. Renters had higher odds of experiencing mental health issues due to factors such as tighter living quarters, financial anxieties, and lack of control over...

SourceUniversity of Georgia·JournalInternational Journal of Environmental Research and Public Health·DateOct 4, 2021

Research finds that more predictable worker scheduling improves health and well-being

A Seattle ordinance requiring more notice in scheduling for hourly workers resulted in improved worker well-being, sleep quality, and economic security. Researchers found that predictable shifts led to measurable changes in workers' schedules and positive effects on happiness, sleep quality, and material hardship.

SourceHarvard Kennedy School·JournalProceedings of the National Academy of Sciences·DateOct 4, 2021

Health disparities and inequities impact Black and Latino Americans with autoimmune diseases, says new USC study

A new USC study reveals that gaps in income, education, and access to care contribute to poorer outcomes for people of color with multiple sclerosis and other autoimmune diseases. The review shows significant inequities in accessing healthcare, leading to diagnostic delays and underuse of services.

SourceKeck School of Medicine of USC·JournalJAMA Neurology·TypeLiterature review·DateOct 4, 2021

Researchers measure the breakup of a single chemical bond

Using advanced microscopy techniques, researchers recorded the breaking of a single chemical bond between a carbon atom and an iron atom on different molecules. The team measured the mechanical forces applied at the moment of breakage, revealing insights into the nature of these bonds and their implications for catalysis.

SourcePrinceton University, Engineering School·JournalNature Communications·TypeExperimental study·DateOct 4, 2021

Making self-driving cars human-friendly

Researchers used neuroscientific theories to develop a decision-making model that predicts pedestrian road-crossing decisions. The model shows that pedestrians add up sensory data before crossing, helping autonomous vehicles communicate more effectively with pedestrians.

SourceUniversity of Leeds·JournalComputational Brain & Behavior·DateOct 4, 2021

New study capture sugar transport fundamental to plants

Researchers at Aarhus University have elucidated structures of a sugar transport protein that drives transport of sugar in plants, revealing key elements involved in the transport cycle. The study provides new evidence for regulatory mechanisms conserved within the sugar porter family across all kingdoms of life.

SourceAarhus University·JournalNature Plants·TypeExperimental study·DateOct 4, 2021

New model simplifies orbital radar trade-off studies for environmental monitoring

A new model developed by Skoltech researchers optimizes satellite radar system design, balancing performance characteristics with other mission parameters. The study identifies optimal designs for small satellite platforms, particularly in the 8-12 GHz and 4-8 GHz frequency bands.

SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalActa Astronautica·TypeComputational simulation/modeling·DateOct 4, 2021

Medicaid expansion closed health gaps for low-income adults across racial and ethnic groups, study shows

A new study from the University of Michigan finds that Medicaid expansion in Michigan has significantly improved access to regular healthcare services for low-income adults across various racial and ethnic groups. By 2018, 83% of Healthy Michigan Plan enrollees reported having a regular doctor's office, with notable increases seen amon...

SourceMichigan Medicine - University of Michigan·JournalHealth Affairs·TypeSurvey·DateOct 4, 2021

Second vaccine dose needed for individuals infected with COVID-19 shortly after the first dose

Researchers at Bar-Ilan University found that individuals previously infected with COVID-19 require a second dose of the vaccine to achieve optimal protection. This is because infection after the first dose did not increase IgG antibody levels, and those infected post-vaccination had lower antibody levels than never infected individuals.

SourceBar-Ilan University·JournalEpidemiology and Infection·DateOct 4, 2021