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Science News Archive March 2023 - Page 27


Page 27 of 44

Extra pounds put kids at higher risk for hypertension

A Kaiser Permanente study of over 800,000 children aged 3-17 found that youth with higher BMI were at a 26% increased risk of developing hypertension. The study highlights the importance of preventing hypertension in young people to avoid irreversible organ damage.

SourceKaiser Permanente·JournalJAMA Network Open·DateMar 14, 2023

Light and milling balls for greener chemical processes

Researchers at Ruhr-University Bochum develop a new process using ball mills and light to produce chemical compounds without solvents. This method reduces reaction times by up to 56% and uses 98% less solvent than conventional methods.

SourceRuhr-University Bochum·JournalAngewandte Chemie International Edition·TypeExperimental study·DateMar 14, 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.

New model provides improved air-quality predictions in fire-prone areas

Researchers developed a deep learning model that provides improved predictions of air quality in wildfire-prone areas, distinguishing between wildfires and non-wildfires. The ST-Transformer model uses sparse attention to prioritize relevant information and captures trends associated with wildfires.

SourcePenn State·JournalScience of The Total Environment·TypeComputational simulation/modeling·DateMar 14, 2023

Looking at a cellular switch

Scientists analyzed the lysine riboswitch in Bacillus subtilis to understand its dynamics with secondary ligands like potassium, cesium, and sodium. They found that these ligands can interact cooperatively with lysine, suggesting a more complex regulatory mechanism than previously thought.

SourceUniversity of Colorado at Boulder·JournalThe Journal of Physical Chemistry B·TypeExperimental study·DateMar 14, 2023

New malaria study is good news for pregnant women

A new study published in The Lancet found that an existing drug, sulfadoxine-pyrimethamine, protects pregnant women from sexually transmitted and reproductive tract infections. Researchers tested this drug alongside a promising new treatment, dihydroartemisinin-piperaquine, which showed unique ability to prevent malaria.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalThe Lancet·TypeRandomized controlled/clinical trial·DateMar 14, 2023

Common dry cleaning chemical linked to Parkinson’s

A widely used dry cleaning chemical, trichloroethylene (TCE), may be fueling the rise of Parkinson's disease. Exposure to TCE has been linked to an increased risk of developing the condition, particularly among individuals who worked with or lived near contaminated sites.

SourceUniversity of Rochester Medical Center·JournalJournal of Parkinson’s Disease·DateMar 14, 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.

New focused ultrasound effective for treating Parkinson’s, movement disorders

A new focused ultrasound treatment has been shown to improve dyskinesia and motor impairment in patients with Parkinson's disease. The study, led by UNC School of Medicine researchers, found that 69% of patients who underwent the treatment experienced a response, compared to 32% of those in the control group.

SourceUniversity of North Carolina Health Care·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateMar 14, 2023

Innovative approach opens the door to COVID nanobody therapies

A new study describes an optimized method for isolating and identifying nanobodies targeting SARS-CoV-2, which could lead to the development of effective therapies. The approach uses a yeast display method, reducing costs and time required for screening nanobody libraries.

SourceRockefeller University·JournalJournal of Biological Chemistry·DateMar 14, 2023

Embedding aligned nanofibrous architectures within 3D-printed polycaprolactone scaffolds for directed cellular infiltration and tissue regeneration

Scientists create hybrid composite scaffolds with aligned nanofibrous architectures to improve cell seeding efficiency, proliferation rates, and morphogenesis. The findings have potential applications in tissue repairing and regenerative medicine.

SourceInternational Journal of Extreme Manufacturing·JournalInternational Journal of Extreme Manufacturing·DateMar 14, 2023

CHEST releases clinical practice guideline on respiratory management of patients with neuromuscular weakness

The American College of Chest Physicians released a clinical practice guideline on respiratory management for patients with neuromuscular weakness, providing evidence-based recommendations for mouthpiece ventilation and airway clearance therapies. The guideline aims to improve care for this vulnerable population.

SourceAmerican College of Chest Physicians·Journalthe journal CHEST·DateMar 14, 2023
Apple iPhone 17 Pro

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

[Press Release] SMART researchers develop the world's first microneedle-based drug delivery technique for plants

Researchers have developed a microneedle-based drug delivery technique for plants, which can precisely deliver controlled amounts of agrochemicals to specific plant tissues. This method has the potential to improve crop quality and disease management while minimizing resource wastage and environmental contamination.

SourceSingapore-MIT Alliance for Research and Technology (SMART)·JournalAdvanced Materials·TypeExperimental study·DateMar 14, 2023

British public back ban on selling junk foods at checkouts study shows

A study found that the British public largely supports a ban on selling junk foods at checkouts, which is part of the UK government's efforts to tackle obesity. The legislation aims to create healthier shopping environments and reduce calorie consumption among children and adults alike.

SourceUniversity of Southampton·JournalBMC Medicine·DateMar 14, 2023

Machine learning helps researchers separate compostable from conventional plastic waste with ‘very high’ accuracy

Researchers developed classification models using machine learning to accurately sort different types of compostable and biodegradable plastics from conventional ones. The technique achieved perfect accuracy for larger samples but showed some variability with smaller ones, highlighting its potential for industrial-scale implementation.

SourceFrontiers·JournalFrontiers in Sustainability·TypeImaging analysis·DateMar 14, 2023
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Brain cells inspire new computer components

Researchers developed memristors based on halogenated perovskite nanocrystals for more powerful and energy-efficient computing. Inspired by the human brain's synapses, these components combine data storage and processing, reducing energy consumption.

SourcePolitecnico di Milano·JournalScience Advances·TypeExperimental study·DateMar 14, 2023

University of Ottawa study explores connections between stroke and sleep disturbances

A University of Ottawa study found that almost two-thirds of Canadians with stroke experience disturbed sleep, and those affected are up to 7 times more likely to report multiple sleep problems. The study highlights the need for better awareness and guidance on managing sleep disorders in stroke patients.

SourceUniversity of Ottawa·JournalCanadian Medical Association Journal·TypeCase study·DateMar 14, 2023

Tracking lithiation with transmission electron microscopy

The study employs cryo-TEM to visualize Li ion diffusion and reconstruction of Li dendrite morphology, providing deeper understanding of electrode degradation mechanisms. Emerging methods like liquid-cell technique and machine learning are also explored to simplify data analysis.

SourceScience China Press·JournalScience China Chemistry·DateMar 14, 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.

Robust billing and coding system needed for psychedelic therapies

A new article proposes a de novo billing code approach to address psychedelic therapy reimbursement concerns. Research using adult female rats suggests that psilocybin produces long-lasting normalization of pattern separation and forced swim test activities, indicating potential therapeutic benefits.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalPsychedelic Medicine·TypeExperimental study·DateMar 14, 2023

Air pollution impairs successful mating of flies

Ozone exposure destroys pheromones essential for fly mating, leading to abnormal behavior and reduced female attraction. The study's findings highlight the devastating impact of air pollution on insect populations.

SourceMax Planck Institute for Chemical Ecology·JournalNature Communications·TypeExperimental study·DateMar 14, 2023

Future cargo ships could be powered by wind to fight climate change

A pioneering project aims to retrofit large vessels with ultramodern wing-sails to cut carbon emissions from the maritime sector. The research, funded by Innovate UK, will create software tools to predict fuel savings and support further investment in the UK's marine technology sector.

SourceUniversity of Southampton·DateMar 14, 2023
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Discovery of a potential therapeutic target for ALS

A study published in Neurobiology of Aging journal reveals that switching off the SCFD1 gene in fruit flies triggers ALS symptoms, mirroring patient development. The discovery holds promise for developing new therapies targeting a broad spectrum of ALS patients.

SourceUniversity of Malta·JournalNeurobiology of Aging·DateMar 14, 2023

Tim Michalski selected as Jefferson Lab’s engineering manager

Jefferson Lab has appointed Tim Michalski as its new Engineering Division Manager, overseeing the division's 200 staff members supporting key projects. With extensive experience in engineering and management, Michalski aims to incorporate best practices from previous organizations to drive success.

SourceDOE/Thomas Jefferson National Accelerator Facility·DateMar 14, 2023

Mindsets can influence the course of childbirth

A study by the University of Bonn found that women who view childbirth as a natural process are less likely to need pain medication or a caesarean section. The mindset can also impact postpartum depression and mother-child bonding. The research highlights the importance of psychological factors in childbirth.

SourceUniversity of Bonn·JournalEuropean Journal of Social Psychology·TypeExperimental study·DateMar 14, 2023

Researchers discover way to reverse infertility by reducing HDL cholesterol

Researchers at Houston Methodist discovered a way to reverse infertility in sterile mice by reducing high-circulating cholesterol with a bacterial protein. The study showed that this protein, called serum opacity factor, lowered HDL cholesterol levels by over 40% in three hours and restored fertility in the mice.

SourceHouston Methodist·JournalJournal of Lipid Research·TypeExperimental study·DateMar 14, 2023
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Fighting intolerance with physics

A complex system economic model shows that inequality boosts intolerance, but redistribution of wealth can prevent its spread. Economically disfavored individuals from minority groups may prioritize helping wealthy individuals over their own group when discriminated against.

SourceAmerican Institute of Physics·JournalChaos An Interdisciplinary Journal of Nonlinear Science·DateMar 14, 2023

Optical computing for object classification through diffusive random media

Diffractive deep neural networks enable objects to be classified through unknown random diffusers, offering high speed, parallelism and low power consumption. The single-pixel broadband diffractive network achieved a blind testing accuracy of 87.74% in recognizing handwritten digits.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMar 13, 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.

How new multi-sport facilities can be used after major events

Researchers found that well-designed facilities with diverse programming, cross-sector partnerships, and community needs analysis can promote long-term participation. Effective location choices and stakeholder engagement also contribute to facility productivity post-event.

SourceUniversity of Waterloo·JournalInternational Journal of Sport Management and Marketing·DateMar 13, 2023

Calcium: A key player for a promising and safe brain treatment?

A recent study found that the side effects of treating brain diseases with antisense oligonucleotides are related to altered calcium balance. By modulating calcium levels, researchers hope to reduce neurotoxicity and improve treatment outcomes for various neurological diseases.

SourceTokyo Medical and Dental University·JournalMolecular Therapy — Nucleic Acids·DateMar 13, 2023

Extreme nighttime pollution in New Delhi air explained

Researchers found that wood burning is the trigger for high particulate matter levels in New Delhi at night, producing a unique mixture of gases. These gases condense and form particles when temperatures drop, contributing to the city's notorious smog.

SourcePaul Scherrer Institute·JournalNature Geoscience·TypeExperimental study·DateMar 13, 2023
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

A new and better way to create word lists

Researchers at the Complexity Science Hub have developed an algorithm that can be applied to different languages and expand word lists significantly better than others. The new method, called LEXpander, outperforms previous algorithms in German and English, especially in sentiment analysis tasks.

SourceComplexity Science Hub·JournalBehavior Research Methods·TypeData/statistical analysis·DateMar 13, 2023

Understanding the reproductive strategy in the endangered Chinese sturgeon

The Chinese sturgeon, critically endangered with a limited spawning ground, has a polygynandry mating system and breeding interval of 2-6 years. Genetic diversity remains relatively high despite inbreeding coefficients indicating low detrimental effects on offspring.

SourceKeAi Communications Co., Ltd.·JournalWater Biology and Security·TypeExperimental study·DateMar 13, 2023

Mediterranean diet associated with decreased risk of dementia

A new study found that individuals who followed a Mediterranean-like diet had up to 23% lower risk for dementia than those who did not. The research analyzed data from 60,298 individuals and suggested that even those with higher genetic risk could benefit from a better diet.

SourceNewcastle University·JournalBMC Medicine·TypeMeta-analysis·DateMar 13, 2023

Normalizing tumor blood vessels may improve immunotherapy against brain cancer

Researchers at Massachusetts General Hospital found that normalizing glioblastoma blood vessels using an antibody against VEGF improves the infiltration of CAR-T cells into tumors in mice, inhibiting tumor growth and prolonging survival. This approach may also improve CAR-T therapy against other solid tumors.

SourceMassachusetts General Hospital·JournalJournal for ImmunoTherapy of Cancer·DateMar 13, 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.

Biological network in cells helps body adapt to stresses on health

Scientists at the University of Utah Health have discovered a complex network of protein-metabolite interactions within cells that enable them to respond to environmental cues and maintain homeostasis. The study, published in Science, highlights the importance of these interactions in regulating metabolic processes and preventing disease.

SourceUniversity of Utah Health·JournalScience·TypeExperimental study·DateMar 13, 2023

Links between maternal autonomy support and controlling parenting and adolescents’ depressive symptoms

Researchers found that maternal autonomy support positively predicts adolescents' basic psychological needs satisfaction, while adolescent-reported controlling parenting negatively predicts depressive symptoms. The study highlights the importance of understanding the relative impact of parents' and adolescents' perceptions on mental he...

SourceDoshisha University·JournalJournal of Youth and Adolescence·TypeSurvey·DateMar 13, 2023

Gut microbiome plays key role in response to CAR-T cell cancer immunotherapy

Researchers found that a healthy gut microbiome can predict the efficacy of CAR-T cell therapy in patients with B-cell lymphomas. The study identified specific microbiome features associated with improved treatment outcomes, but highlights the need for further investigation into the causal nature of this relationship.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalNature Medicine·DateMar 13, 2023

Wastewater study discovers virtue and vice in community diet

Researchers at Arizona State University used wastewater-based epidemiology to monitor dietary behavior in a small residential district. The study found significant spikes in phytoestrogen levels and human gut metabolites associated with changes in diet, such as increased isoflavonoid consumption from soy-based foods.

SourceArizona State University·JournalNature Food·TypeExperimental study·DateMar 13, 2023
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Mental fatigue can impair physical performance - study

A study by University of Birmingham's School of Sport, Exercise and Rehabilitation Sciences found that mental fatigue impairs physical exercise performance. Researchers measured cognitive tasks on a group of 16 men and women, showing increased exertion during physical exercise among mentally fatigued participants.

SourceUniversity of Birmingham·JournalInternational Journal of Sports Physiology and Performance·TypeExperimental study·DateMar 13, 2023

Too little sleep could make vaccination less effective

A new meta-analysis found that sleeping fewer than six hours per night after COVID-19 vaccination was associated with a weakened antibody response. The study highlights the need for simple behavioral interventions like sufficient sleep to improve vaccine efficacy during the pandemic.

SourceUniversity of California - Los Angeles Health Sciences·JournalCurrent Biology·TypeMeta-analysis·DateMar 13, 2023

Crop yields reduced by climate extremes

Wheat yields decline by 4% due to extreme heat and drought, with regions like Russia and China experiencing greater losses. Maize yields also drop by 3%, with North America and Eastern Europe seeing more severe reductions.

SourceAalto University·JournalScientific Reports·DateMar 13, 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.

Switching to hydrogen fuel could prolong the methane problem

Researchers from Princeton University found that hydrogen emissions can lead to an increase in atmospheric methane, canceling out climate benefits. They identified thresholds for managing hydrogen emissions to avoid this consequence.

SourcePrinceton University, Engineering School·JournalNature Climate Change·TypeComputational simulation/modeling·DateMar 13, 2023

Detect, bind and cut: Biomolecular action at the nanoscale

Researchers used high-speed atomic force microscopy to visualize CRISPR-Cas9's DNA binding and cutting dynamics. They discovered a selective, long-range interaction involving hydrophobic forces, which challenges the current understanding of target DNA identification.

SourceKanazawa University·JournalACS Nano·DateMar 13, 2023

New research writes the rules on CRISPR activation

Researchers from the Wellcome Sanger Institute have established a system to report CRISPR activation effectiveness in stem cells, revealing key features influencing its efficiency. The study found that bivalent genes can be robustly activated by CRISPRa and that cell state and gene location impact its success.

SourceWellcome Trust Sanger Institute·JournalMolecular Cell·TypeExperimental study·DateMar 13, 2023

How much open space does an urban area need?

A new study found that US metropolitan areas lack sufficient preserved open space, leading to increased land values and improved social well-being. The researchers suggest that this is due to limited public funds, competing demands, and the perception of open space as a luxury rather than a necessary service.

SourceUniversity of Chicago Press Journals·JournalJournal of the Association of Environmental and Resource Economists·DateMar 13, 2023

Transgender telemedicine use in the COVID-19 pandemic

A new study found that telemedicine services for transgender and gender diverse youth did not worsen demographic disparities in access to gender-affirming care. Telemedicine encounters were more likely to be completed and less likely to be canceled compared to in-person encounters.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalTelemedicine and e-Health·TypeCase study·DateMar 13, 2023
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Diabetes and toothlessness together worsen cognitive decline

A growing connection between diabetes, oral health, and dementia highlights the importance of dental care and diabetes management as we age. Older adults with both poor oral health and diabetes experience accelerated cognitive decline, emphasizing the need for regular dental visits and adherence to diabetes treatment.

SourceNew York University·JournalJournal of Dental Research·DateMar 13, 2023