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Science News Archive April 2022 - Page 18


Page 18 of 37

Ag3PO4 catalyst facilitates propylene oxide electrooxidation

Researchers developed an Ag3PO4 catalyst with high selectivity and activity for the electrooxidation of propylene into propylene oxide. The (100) facets of the Ag3PO4 cubes displayed superior catalytic activity due to the polarization of propylene, facilitating breaking of π bonding and C-O bond formation.

SourceUniversity of Science and Technology of China·JournalNature Communications·DateApr 18, 2022
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.

Study finds infertility history linked with increased risk of heart failure

A new study from Massachusetts General Hospital reveals a strong association between infertility and an increased risk of heart failure, particularly in women. Infertility was associated with a 16% increased risk of overall heart failure and a 27% increased risk of HFpEF.

SourceMassachusetts General Hospital·JournalJournal of the American College of Cardiology·DateApr 18, 2022

Lithium’s narrow paths limit batteries

Researchers found uneven charge distribution within lithium iron phosphate cathodes due to misaligned particles, leading to reduced battery performance. Introducing porosity or aligning particles could potentially improve uniform lithium insertion, enhancing energy density and charge/discharge rates.

SourceRice University·JournalACS Energy Letters·TypeExperimental study·DateApr 18, 2022

Assessing use of awake prone positioning in hospitalized adults with COVID-19

A nonrandomized controlled trial of 501 patients found that awake prone positioning was linked to better oxygenation and reduced mortality rates among those with COVID-19. The study suggests that this positioning technique may be a valuable adjunct to other treatments for patients with severe respiratory symptoms.

SourceJAMA Network·JournalJAMA Internal Medicine·DateApr 18, 2022

Bacterial soundtracks revealed by graphene membrane

A team of researchers from Delft University of Technology has captured the sound of a single bacterium using a graphene membrane. The graphene drum detected tiny oscillations caused by the bacteria's flagella, which can be converted into a 'soundtrack' and listened to. This technology has enormous implications for detecting antibiotic ...

SourceDelft University of Technology·JournalNature Nanotechnology·DateApr 18, 2022
Apple iPhone 17 Pro

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

Guiding a superconducting future with graphene quantum magic

Scientists have identified magic-angle twisted bilayer graphene as a promising material for high-temperature superconductivity. Researchers found that nematic order in MATBG originates from the interference between fluctuations of a novel degree-of-freedom combining valley and spin degrees.

SourceNagoya University·JournalPhysical Review Letters·TypeComputational simulation/modeling·DateApr 18, 2022

Study explores what food sector needs to know about how to reduce sodium

A comprehensive review of scientific literature on sodium reduction strategies in food production identifies five main approaches: salt reduction, salt replacers, flavor modification, physical modification, and functional modification. These methods can help food companies reduce sodium content while maintaining palatability.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalComprehensive Reviews in Food Science and Food Safety·TypeSystematic review·DateApr 18, 2022
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.

Scientists resurrect ancient enzymes to improve photosynthesis

Researchers developed a computational technique to predict favorable gene sequences that make Rubisco, a key plant enzyme for photosynthesis. The study found promise for developing faster and more efficient Rubisco enzymes to increase crop yields and adapt to hot, dry future conditions.

SourceCornell University·JournalScience Advances·DateApr 18, 2022

Nanoparticles prove effective against the yellow fever mosquito

Researchers at Ohio State University discover that carbon black nanoparticles are fatal to yellow fever mosquito larvae in standing water. The material accumulates on the larvae's head, abdomen, and gut, blocking basic biological functions.

SourceOhio State University·JournalInsects·TypeExperimental study·DateApr 18, 2022

Variable schedules harm workers and businesses

A new study by Cornell University found that variable work schedules lead to higher turnover rates due to economic security concerns, health issues, and work-life balance problems. This increased turnover negatively impacts business performance during crises like the COVID-19 pandemic.

SourceCornell University·JournalJournal of Applied Psychology·DateApr 18, 2022
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Excess weight almost doubles risk of womb cancer

A recent study funded by Cancer Research UK has found that excess weight almost doubles a woman's risk of developing womb cancer. The study analyzed genetic samples from over 120,000 women and found that markers such as fasting insulin and testosterone increase the risk of womb cancer.

SourceCancer Research UK·JournalBMC Medicine·TypeData/statistical analysis·DateApr 18, 2022

Introducing SQuRo, a novel small-sized robotic rat with high movement agility

Developed by Prof. Qing Shi's team, SQuRo can mimic the motion of actual rats and perform various motions like crouching-to-standing, walking, crawling, and turning. It successfully passed through an irregular narrow passage and demonstrated its potential application to inspection tasks inside narrow spaces.

SourceCactus Communications·JournalIEEE Transactions on Robotics·TypeExperimental study·DateApr 18, 2022
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Extreme genetic drift in the Maniq hunter-gatherers of southern Thailand

A recent study on the Maniq population found they exhibit high levels of genetic differentiation, similar to other isolated populations. The researchers also discovered that the Maniq retain a unique hunter-gatherer lifestyle and Hòabìnhian-related ancestry, setting them apart from other Southeast Asian groups.

SourceSMBE Journals (Molecular Biology and Evolution and Genome Biology and Evolution)·JournalGenome Biology and Evolution·TypeObservational study·DateApr 18, 2022

Regenerative potential of solid bone marrow aspirate concentrate

Researchers have discovered that a new type of solid bone marrow aspirate concentrate exhibits enhanced migratory potential and promotes greater cell growth compared to traditional platelet-rich fibrin. This breakthrough may lead to the development of novel therapeutics for promoting wound healing and bone regeneration.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalTissue Engineering Part A·TypeCase study·DateApr 18, 2022

Genetics affects functions of gut microbiome

A recent study by Cornell scientists explores the relationship between human genetics and gut microbiome functions, identifying correlations between genetic variations and microbiome-associated traits. The research, led by Ilana Brito, uses a novel computational approach to model the distribution of functions and species within the hum...

SourceCornell University·JournalScientific Reports·DateApr 18, 2022

Personalized feedback can reduce opioid prescribing rates, new study shows

A new study shows that personalized feedback between peers can significantly reduce opioid prescribing rates in emergency departments. The analysis found a 35% drop in opioid prescribing among physicians and a 41% drop among nurse practitioners and physician assistants.

SourceAmerican College of Emergency Physicians·JournalAnnals of Emergency Medicine·DateApr 18, 2022
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.

Study: Black kidney transplant patients exhibit faster clearance rates of key immunosuppressive medicine tacrolimus

A new study found that Black kidney transplant recipients exhibit a faster clearance rate of tacrolimus, an immunosuppressive drug. The study suggests that considering both sex and race when dosing tacrolimus may reduce adverse effects and enhance transplant outcomes.

SourceUniversity at Buffalo·JournalPharmacotherapy The Journal of Human Pharmacology and Drug Therapy·DateApr 18, 2022

It’s all in the hiPS

A team of researchers from Osaka University and Kyoto University developed a stem cell-based biomaterial, hiPS-Cart, to treat IVD degeneration and prevent further deterioration. The biomaterial was able to survive and maintain its functionality in lab rats with NP removal, reversing IVF and vertebral bone degeneration.

SourceOsaka University·JournalBiomaterials·TypeExperimental study·DateApr 18, 2022

Tumors partially destroyed with sound don't come back

Researchers at the University of Michigan used histotripsy to destroy 50-75% of liver tumor volume in rats, allowing their immune systems to clear away the rest with no recurrence. The technique stimulated immune responses, preventing further spread and potentially improving cancer outcomes for humans.

SourceUniversity of Michigan·JournalCancers·DateApr 18, 2022
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.

Can machine learning help predict disease spread?

A new KAUST study uses machine learning to predict disease spread with high accuracy, dynamically incorporating latest data without human bias. This approach offers a promising alternative to conventional models, providing a more accurate story of the underlying epidemic data.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalScientific Reports·TypeComputational simulation/modeling·DateApr 17, 2022
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.

Global study finds increase in deaths from COVID-19 at the weekend

A global study found that COVID-19 deaths increased by an average of 449 more over the weekend compared to weekdays, with the USA, Brazil, and UK experiencing significantly higher increases. The study suggests bureaucratic delays, hospital staffing levels, and organizational factors contribute to the phenomenon.

SourceEuropean Society of Clinical Microbiology and Infectious Diseases·DateApr 16, 2022

Body’s response to different strains of tuberculosis could affect transmission

Researchers studied two strains of Mycobacterium tuberculosis with different lung attack mechanisms, finding that high-transmission strains trigger granulomas that may aid bacterial escape into the airways. In contrast, low-transmission strains cause inflammation that traps bacteria, reducing transmissibility.

SourceRutgers University·JournalNature Communications·TypeExperimental study·DateApr 16, 2022

When AI companions for lonely people seem a bit too human

A study found that people are more comfortable with AI companions that are voice-based and less likely to recommend them if they appear too human-like. The researchers suggest that the 'uncanny valley' effect may contribute to this preference.

SourceOhio State University·JournalCommunication Research Reports·TypeExperimental study·DateApr 16, 2022

Association of subjective memory complaints with structural brain abnormalities, cognitive decline among older adults

Researchers found a strong association between subjective memory complaints and larger white matter hyperintensity volumes, indicating abnormal brain structure. The study also showed faster cognitive decline among those with subjective memory complaints, highlighting their importance as an early sign of cognitive impairment.

SourceJAMA Network·JournalJAMA Network Open·DateApr 15, 2022
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.

Development of metastable-phase advanced material synthesis technology

A research team developed a novel metastable-phase palladium hydride material with improved thermal stability and twice the hydrogen storage capacity of stable-phase materials. They identified its growth mechanism using atomic electron tomography and suggested a new nanoparticle growth mechanism called multi-stage crystallization.

SourceNational Research Council of Science & Technology·JournalNature·DateApr 15, 2022

DIY digital archaeology: New methods for visualizing small objects and artifacts

Two new methods for producing high-resolution visualizations of small artefacts are presented, allowing anyone to create high-quality images and models with minimal effort and cost. The protocols provide detailed workflows for photographic acquisition and processing, enabling replicability and reproducibility in the field of archaeology.

SourceMax Planck Institute of Geoanthropology·JournalPLOS ONE·DateApr 15, 2022

Injectable stem cell assembly for cartilage regeneration

Researchers developed a novel injectable stem cell assembly system to overcome cartilage tissue engineering challenges. The 3D IHI nanoscaffold-templated system effectively modulates the microenvironment and induces chondrogenesis, leading to accelerated repair of cartilage defects.

SourceScience China Press·JournalNational Science Review·DateApr 15, 2022
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.

How bacteria evade bacteriophages in vivo

Scientists discovered that bacteria adapt their gene expression to evade bacteriophages in the gut environment, reducing susceptibility to infection. This finding paves the way for improved use of phages in therapeutic purposes.

SourceInstitut Pasteur·JournalCell Host & Microbe·TypeExperimental study·DateApr 15, 2022

Many physicians have misconceptions about e-cigarettes

A Rutgers study found that nearly 70% of physicians report patients asking about e-cigarettes, yet most incorrectly believe all tobacco products are equally harmful. E-cigarettes were more likely recommended for heavy smokers seeking cessation, while FDA-approved medications were preferred for lighter smokers.

SourceRutgers University·JournalJAMA Network Open·TypeSurvey·DateApr 15, 2022

A key brain region for substance use disorders now has a searchable atlas of distinct cell populations

Scientists have created a searchable atlas of distinct cell populations in the ventral tegmental area, a key brain region involved in reward-directed behavior and substance use disorders. The study identified 16 cell populations, including classic dopaminergic neurons, glutamatergic neurons, and GABAergic neurons.

SourceUniversity of Alabama at Birmingham·JournalCell Reports·TypeExperimental study·DateApr 15, 2022

Engineers enlist AI to help scale up advanced solar cell manufacturing

A new machine learning-based system developed by MIT and Stanford researchers enables the rapid development of optimized production methods for perovskite-based solar cells. The system has already led to the manufacturing of cells with an energy conversion efficiency of 18.5 percent, a competitive level for today’s market.

SourceMassachusetts Institute of Technology·JournalJoule·DateApr 15, 2022
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.

Slow and steady wins the race – a tale of molecules dancing in a different way

Researchers have identified a new molecular process called SAP that enables liquids to equilibrate efficiently at low temperatures. This process, which is slower than structural mobility, allows molecules to cooperate and reduce their internal energy, making it possible for materials to achieve equilibrium within a reasonable time frame.

SourceUniversité libre de Bruxelles·JournalScience Advances·DateApr 15, 2022

Rain, floods and green infrastructure: Are cities mitigating the hazards equitably?

Research from Portland State University finds that cities are inconsistently placing green infrastructure in areas prone to flooding, disproportionately affecting non-white and low-income residents. However, some cities like Portland and Phoenix are making efforts to increase investments in these neighborhoods.

SourcePortland State University·JournalLandscape and Urban Planning·TypeData/statistical analysis·DateApr 15, 2022

Rilzabrutinib for blood disorder shows promise in phase 1–2 clinical trial

A phase 1–2 clinical trial led by Massachusetts General Hospital has shown promising safety and efficacy results for rilzabrutinib, an oral Bruton kinase inhibitor, in treating immune thrombocytopenia. The study found that 40% of patients experienced a significant platelet response, with minimal treatment-related adverse events.

SourceMassachusetts General Hospital·DateApr 15, 2022
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.

Unlocking complex workings of the biological clock

Researchers have studied the atomic structures of KaiC, a cyanobacterial clock protein, to understand its role in regulating circadian rhythms. The study reveals that allostery drives the clock, with phosphorylation and ATP hydrolysis cycles working like two gears.

SourceNational Institutes of Natural Sciences·JournalScience Advances·TypeExperimental study·DateApr 15, 2022

Communication between physicians, patients regarding electronic cigarette use

A survey of over 2,000 physicians found that they often struggle to discuss e-cigarette use with their patients, highlighting the need for improved communication strategies. The study identified key factors influencing physician-patient discussions on e-cigarettes, including patient demographics and medical conditions.

SourceJAMA Network·JournalJAMA Network Open·DateApr 15, 2022
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

What physical properties of the crust affect aftershock locations?

Aftershocks form spatial clusters around mainshocks, with rates decreasing further from mapped faults and increasing with strain rate. Hardebeck's study improves models but falls short of capturing clustering density. Future research may incorporate crustal properties for better forecasts.

SourceSeismological Society of America·DateApr 15, 2022

Nationwide maps of bird species can help protect biodiversity

Researchers developed nationwide maps of bird species to aid conservation efforts, providing fine-resolution data for individual counties or forests. The maps predict bird diversity based on traits such as nesting habits and environmental factors like forest cover and temperature.

SourceUniversity of Wisconsin-Madison·JournalEcological Applications·TypeData/statistical analysis·DateApr 15, 2022

What drives racial and ethnic gaps in Medicare’s quality program?

ACOs with higher percentages of minority patients have lower quality performance and poorer preventive care outcomes. In contrast, ACOs with lower out-of-network primary care rates show no differences in quality performance among different racial and ethnic groups.

SourceMichigan Medicine - University of Michigan·JournalJAMA Health Forum·TypeData/statistical analysis·DateApr 15, 2022
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.