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Science News Archive November 2023 - Page 31


Page 31 of 40

Mathematicians “thread the needle” to improve IVF success rates

Researchers redesigned IVF needles to reduce fluid flow damage to eggs, improving oocyte collection and IVF success rates. The study uses computer models and mathematical simulations to optimize the design, which has been successfully tested in cattle, with plans for human trials.

SourceUniversity of Warwick·JournalJournal of Biomechanics·DateNov 8, 2023

Temperature increase triggers the viral infection

A study by Lund University researchers mapped the effects of temperature on a virus particle's genetic material, revealing its rapid injection into cells at elevated temperatures. The findings suggest that higher body temperature may increase the risk of infection spread.

SourceLund University·JournalProceedings of the National Academy of Sciences·DateNov 8, 2023
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Accurately calculating life expectancy since COVID-19

A new study recalculates US life expectancy during COVID-19, revealing smaller declines than previously thought. The hybrid life expectancy method accounts for pandemic duration, providing a more accurate assessment of the pandemic's impact.

SourceInternational Institute for Applied Systems Analysis·JournalBiology Methods and Protocols·DateNov 8, 2023

Device 'smells' seawater to discover, detect novel molecules

Researchers developed a waterproof device that captures and enriches dissolved compounds in seawater, revealing diverse elemental compositions and unknown molecular structures, with potential applications for drug discovery and ecosystem health monitoring.

SourceAmerican Chemical Society·JournalACS Central Science·DateNov 8, 2023
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Head lice evolution mirrors human migration and colonization in the Americas

A new study analyzing lice genetic diversity found that head lice arrived in the Americas twice – once with early human migrants and again during European colonization. This discovery supports existing theories on human migration and provides insights into how lice have evolved alongside humans.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateNov 8, 2023

Identifying a silicon transporter to improve the yield of rice

Scientists at Okayama University have identified a membrane transporter, SIET4, in rice leaves that facilitates the localization of silicon. This discovery reveals intricate processes involved in Si deposition, enabling plants to accumulate high levels of silicon and survive environmental stresses.

SourceOkayama University·JournalNature Communications·TypeExperimental study·DateNov 8, 2023

Artificial bladders shine light on bugs that cause urinary tract infections

Researchers created mini bladders to study bacterial interactions with human bladder tissue, finding that some bacteria form 'pods' to survive treatment. The study suggests a new approach for diagnosing and treating UTIs by identifying how the body responds to different bacteria.

SourceUniversity College London·JournalScience Advances·TypeExperimental study·DateNov 8, 2023
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Infection with common cat-borne parasite associated with frailty in older adults

A new study suggests that infection with the common cat-borne parasite Toxoplasma gondii may contribute to frailty in older adults. Among those infected, individuals with higher 'serointensity' or antibody levels to the parasite were more likely to be frail, highlighting a potential link between latent infection and inflammation.

SourceUniversity of Colorado at Boulder·JournalJournal of Gerontology·TypeData/statistical analysis·DateNov 7, 2023

Study supports use of reduced-dose of direct oral anticoagulants for many older adults with two or more chronic medical conditions

A nationwide study found a higher rate of bleeding with standard versus reduced-dose direct oral anticoagulants (DOACs) in older nursing home residents. Reduced-dose DOACs are recommended for many older adults with multiple chronic medical conditions.

SourceHebrew SeniorLife Hinda and Arthur Marcus Institute for Aging Research·JournalJournal of the American Heart Association·DateNov 7, 2023

Maps reveal biochar’s potential for mitigating climate change

Researchers have created high-resolution maps showing the potential for biochar to sequester large amounts of carbon, with Bhutan and India leading the way in reducing their greenhouse gas emissions. The study suggests that biochar production can remove up to one billion metric tons of carbon from the atmosphere annually.

SourceCornell University·JournalGCB Bioenergy·DateNov 7, 2023

Hundreds of clinics may be guilty of false or misleading claims in ketamine advertising

Researchers at CU Anschutz Medical Campus and Johns Hopkins University found that hundreds of ketamine clinics make false or misleading statements about their treatments. The study highlights the need for accurate and balanced information about potential risks and benefits of these therapies, especially given the high financial costs i...

SourceUniversity of Colorado Anschutz Medical Campus·JournalJAMA Network Open·DateNov 7, 2023
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

FDA renews $7.4M grant for pediatric device innovation co-led by Texas A&M

The Southwest-Midwest Pediatric Device Innovation Consortium has supported over 200 pediatric device innovators and companies, developing several devices in the past five years. The consortium's portfolio includes real-world evidence research projects using digital tools for collecting and analyzing patient data.

SourceTexas A&M University·DateNov 7, 2023

New study projects continued rise in most common liver disease

A new study predicts a 23% rise in metabolic dysfunction-associated steatosic liver disease (MASLD) in US adults from 2020 to 2050. The predicted increase is linked to rising obesity and diabetes rates, resulting in nearly twice as many liver cancers annually.

SourceAmerican Association for the Study of Liver Diseases·DateNov 7, 2023
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

1 in 8 military families with children used a food bank, pantry to make ends meet

A new study from the University of Georgia found that approximately one in eight military families with children used a food bank or pantry to make ends meet. The odds of using these resources increased by 35% for each dependent child, highlighting the need for targeted support to alleviate financial stress among military families.

SourceUniversity of Georgia·JournalPublic Health Nutrition·DateNov 7, 2023

Novel molecular bridge strategy boosts efficiency of perovskite solar cells

A research team developed a novel interfacial molecular bridge strategy to enhance the performance of perovskite solar cells. The strategy redistributed localized electrostatic potential by employing ammonium cations as a molecular bridge, improving device performance and carrier extraction.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalEnergy & Environmental Science·DateNov 7, 2023

Optical and electrically driven single-molecular Raman switch

A team of scientists has developed a single-molecular Raman switch that can be controlled using both electrically driven conformational switching and optical inputs. The study demonstrates the use of near-field-enhanced techniques to manipulate molecular states, enabling highly accurate methods for nano-scale systems.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateNov 7, 2023
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Protein CENP-E plays important role during cell division

The study reveals that CENP-E binds to protein complexes, forming a scaffold for the fibrous corona's development. This discovery sheds light on errors during cell division and could contribute to cancer treatment strategies.

SourceHubrecht Institute·JournalJournal of Cell Biology·TypeExperimental study·DateNov 7, 2023
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Body changes up to eight years before inflammatory bowel disease diagnosis

Researchers discovered subtle changes in minerals, cells, and inflammation markers in people with inflammatory bowel disease up to 8 years before diagnosis. These findings suggest an opportunity for preventative action or early treatment to improve quality of life.

SourceThe Francis Crick Institute·JournalCell Reports Medicine·TypeObservational study·DateNov 7, 2023

New research in JNCCN suggests a simple and inexpensive option for reducing a major chemotherapy side-effect

New research suggests that vitamin D supplements can reduce the risk of peripheral neuropathy in patients undergoing paclitaxel treatment. The study found that patients with vitamin D deficiency were more likely to experience severe neuropathy, and that inducing vitamin D deficiency caused similar symptoms in a mice model study.

SourceNational Comprehensive Cancer Network·JournalJournal of the National Comprehensive Cancer Network·DateNov 7, 2023

AGA does not endorse all patients stopping popular diabetes and weight loss drugs prior to endoscopy

The American Gastroenterological Association suggests a balanced approach when treating patients on GLP-1 RAs undergoing endoscopic procedures. AGA recommends proceeding with the procedure as planned for patients who followed standard pre-procedure fasting instructions and do not have symptoms suggesting retained gastric contents.

SourceAmerican Gastroenterological Association·JournalClinical Gastroenterology and Hepatology·TypeSystematic review·DateNov 7, 2023

Screening sharply improves lung cancer long-term survival

A large-scale study found that low-dose CT screening increases the 20-year survival rate of lung cancer patients from 18.6% to 81%, with Stage I cancers having an even higher long-term survival rate of 95%. Early detection through annual screening can effectively cure lung cancer in the long term.

SourceRadiological Society of North America·JournalRadiology·DateNov 7, 2023
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

New nanosatellite to test novel AI technologies on board

The University of Würzburg's SONATE-2 nanosatellite is designed to test novel artificial intelligence (AI) hardware and software technologies in near-Earth space. The satellite aims to automatically detect anomalies on planets or asteroids, with the goal of improving planetary exploration and research.

SourceUniversity of Würzburg·DateNov 7, 2023

New dates for landslides reveal past Seattle fault earthquakes

Researchers used airborne lidar technology to create a map of over 1,000 deep-seated landslides in the Puget Lowlands. The study found strong evidence of the last major Seattle Fault earthquake, estimated to be magnitude 7-7.5, and potential traces of older earthquakes.

SourceSeismological Society of America·JournalBulletin of the Seismological Society of America·TypeObservational study·DateNov 7, 2023

New issue of Advances in Dental Research offers a comprehensive analysis of aging and oral health research

The new issue of Advances in Dental Research analyzes the link between healthy aging and access to quality oral health services. Key research highlights include the potential role of periodontal microflora in Alzheimer's disease progression and the impact of loneliness on health.

SourceInternational Association for Dental, Oral, and Craniofacial Research·JournalAdvances in Dental Research·DateNov 7, 2023

Analysis of firearm-related suicide data reveals elevated risk in younger teens and in states with lax firearm laws

A new study found that age-related patterns in firearm-related suicide have remained stable over decades, except for accelerating rates in younger teens. States with less strict firearm laws experienced significantly higher firearm suicide rates compared to those with more strict gun laws.

SourceUniversity of Chicago Medical Center·JournalHealth Affairs·TypeData/statistical analysis·DateNov 7, 2023
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

A potential target for new anti-cancer agents

The study found that SPT5 plays an important role in the development of MYC-dependent tumors, with reduced levels leading to significant regression of tumors. The researchers suggest that SPT5 could be a potential target for pharmacological inhibitors to combat cancer.

SourceUniversity of Würzburg·JournalLife Science Alliance·TypeExperimental study·DateNov 7, 2023

Mouse model of gender-affirming testosterone treatment and fertility finds decrease in egg yield but not quality

A mouse model study found that testosterone treatment decreased egg yield without affecting quality, but outcomes improved with a washout period. This research provides evidence to inform fertility care for transgender and gender diverse people who wish to become parents.

SourceMichigan Medicine - University of Michigan·JournalAmerican Journal of Obstetrics and Gynecology·TypeExperimental study·DateNov 7, 2023

Dig this: ‘Neglected’ dinosaur had super senses

Researchers discovered a 'neglected' dinosaur, Thescelosaurus neglectus, had exceptional smell and balance abilities. Its brain size was relatively small, but its olfactory bulbs were large, similar to those of living alligators.

SourceNorth Carolina State University·JournalScientific Reports·TypeImaging analysis·DateNov 7, 2023

Mountain goats seek snow to shake off insects

Researchers studied mountain goats' behavior in Glacier National Park, finding that ear flicks showed a strong correlation with the presence of snow. The lack of summer snow patches may increase their risk of local extirpation due to increased tick infestations.

SourcePNAS Nexus·JournalPNAS Nexus·DateNov 7, 2023
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Novel method unveils cancer origins: DNA methylation profiling reveals primary sites of metastatic cancers

Researchers developed a novel method, BELIVE, to trace cancer origins using DNA methylation profiling, improving accuracy for cancer of unknown primary sites (CUP) patients. The approach achieved high sensitivity rates of 81% and 93%, outperforming traditional immunohistochemistry methods.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalNature Communications·TypeExperimental study·DateNov 7, 2023

Study finds TNF blockers are not associated with poor pregnancy outcomes

A new study has found that tumor necrosis factor inhibitors, commonly used for inflammatory arthritis, are not associated with poor pregnancy outcomes. Women who continued treatment had lower risks of severe infections postpartum compared to those who stopped. The results provide reassuring data on the use of TNF blockers during pregna...

SourceAmerican College of Rheumatology·DateNov 7, 2023
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Connectivity scans could serve as brain ‘blueprints’ for adolescents, researchers find

Two new studies by experts at Georgia State University's TReNDS Center highlight the potential of brain imaging to identify biomarkers for cognitive developments and psychiatric issues in adolescent brains. The research team analyzed functional network connectivity across scans and found associations with various health measures, inclu...

SourceGeorgia State University·JournalNature Mental Health·TypeImaging analysis·DateNov 7, 2023

Why a surprising discovery, warming seas and the demise of the ‘Meg’ may spell trouble for more and more sharks

A new study has found that a relatively ancient shark species, the smalltooth sand tiger, exhibits anatomic features suggesting regional endothermy. This discovery suggests there may be more warm-blooded sharks than previously believed, and potentially poses significant conservation implications for these species.

SourceTrinity College Dublin·JournalBiology Letters·DateNov 7, 2023

The recovery process of European freshwater biodiversity comes to a halt

A study of European river systems from 1969-2020 found that freshwater biodiversity improved until the 2000s but stagnated since then. The researchers attribute this decline to diminishing effectiveness of existing measures and emergence of new pollutants, climate change, and invasive species.

SourceUniversity of the Basque Country·JournalNature·DateNov 7, 2023
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Long COVID in women may be linked to inflammation levels at peak of infection, new research suggests

A study of 144 Covid survivors found that women with elevated inflammatory biomarkers during the acute phase were more likely to experience lingering symptoms like fatigue, breathlessness, and sleep disturbance. This research sheds light on a potential link between inflammation and persistent Long Covid symptoms in women.

SourceUniversity of York·JournalImmunity Inflammation and Disease·DateNov 7, 2023

Photorespiration does not protect against fluctuating light conditions

Researchers investigated whether photorespiration protects plants against fluctuating light conditions. They found that photorespiration does not play a key role in protecting plants during phases of strong light, but rather has no protective function.

SourceHeinrich-Heine University Duesseldorf·JournalNature Communications·DateNov 7, 2023
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

When dads are feeling a bit depressed or anxious, how do kids fare?

A study by McGill University researchers found that fathers' slightly higher levels of depressive symptoms during pregnancy were associated with fewer behavioral difficulties in their children at age 6-8. In contrast, mothers' high levels of anxiety and depression were linked to poorer childhood outcomes.

SourceMcGill University·JournalFrontiers in Psychology·DateNov 7, 2023

Animals like crickets use the ground to amplify calls

Research reveals crickets and other calling animals utilize the ground for acoustic efficiency gains. The study challenges traditional theories that the ground impedes animal communication.

SourceUniversity of Western Ontario·JournalProceedings of the National Academy of Sciences·TypeComputational simulation/modeling·DateNov 7, 2023