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Science News Archive April 2021 - Page 42


Page 42 of 46

New method expands the world of small RNAs

A new RNA-sequencing method, PANDORA-seq, can detect modified small RNAs that were previously undetectable. The method employs a stepwise enzymatic treatment to remove key RNA modifications, uncovering a surprising small-RNA landscape dominated by tsRNAs and rRNA-derived small RNAs.

SourceUniversity of California - Riverside·JournalNature Cell Biology·DateApr 5, 2021

Less than a nanometer thick, stronger and more versatile than steel

Researchers from Argonne National Laboratory have synthesized a stable borophane nanosheet with potential applications in nanoelectronics and quantum information technology. The material is stronger and more versatile than steel, making it a promising candidate for future devices.

SourceDOE/Argonne National Laboratory·JournalScience·DateApr 5, 2021
Apple iPhone 17 Pro

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

To intervene or not to intervene? That is the future climate question

Researchers investigate the ecological impacts of solar radiation modification (SRM) on Earth's ecosystems. The study predicts SRM could have complex and uneven effects on ecosystem functions and biodiversity. Climate scientists emphasize the need for continued decarbonization efforts alongside SRM research.

SourceMichigan State University·JournalProceedings of the National Academy of Sciences·DateApr 5, 2021

Study highlights benefits of tax planning for companies facing financial constraints

A recent study of over 2,000 companies found that those facing financial constraints can recoup significant amounts by modifying their tax strategies. The researchers discovered that these firms generated an average of 19% of their investment shortfall through tax planning, with some even receiving one-time benefits like R&D expenses.

SourceNorth Carolina State University·JournalContemporary Accounting Research·DateApr 5, 2021

Ultrashort peptides go a long way for tissue engineering

Researchers develop a new bioprinting process using ultrashort peptides, overcoming challenges in cell survival and creating complex scaffolds that facilitate long-term cell growth. The technology enables the creation of tissue models for high-throughput drug screening and diagnosis.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalNano Letters·DateApr 5, 2021

POLST and other advance medical planning should not be a one-time conversation

Two studies from Indiana University and Regenstrief Institute found discrepancies between recorded POLST orders and current treatment preferences among nursing home residents. Regular review and update of these documents are crucial to ensure they reflect changing situations and patient wishes.

SourceRegenstrief Institute·JournalJournal of the American Geriatrics Society·DateApr 5, 2021

Skoltech team used mass spectrometry to study composition of meteorites

The Skoltech team used ultra-high resolution mass spectrometry to study the molecular composition of carbonaceous chondrites from Murchison and Allende meteorites. They discovered a wide diversity of chemical compounds and unexpected similarities between meteorites from different groups.

SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalScientific Reports·DateApr 5, 2021
Meta Quest 3 512GB

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

Urgent care centers deter some emergency department visits, but costs remain high

A recent study published in Health Affairs found that urgent care centers are associated with increased spending for lower-acuity visits across both emergency departments and urgent care centers. For every 37 urgent care visits, one fewer lower acuity ED visit occurs, but total costs increase rather than decrease.

SourceUniversity of Pennsylvania School of Medicine·JournalHealth Affairs·DateApr 5, 2021

Increased winter snowmelt threatens western water resources

A new analysis of 40 years of data found that winter snowmelt is increasing in all cold season months, affecting water resource planning and management. This shift in water delivery timing could also impact wildfire seasons and agricultural irrigation needs.

SourceUniversity of Colorado at Boulder·JournalNature Climate Change·DateApr 5, 2021

Raindrops also keep fallin' on exoplanets

Researchers identified a Goldilocks zone for raindrop size to determine which drops make it to the surface. This behavior helps model cloud cycles and predict exoplanet habitability.

SourceHarvard John A. Paulson School of Engineering and Applied Sciences·DateApr 5, 2021
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.

'Vaccine Nationalism' is a threat to equitable access and herd immunity

The COVID-19 pandemic highlights the need for a public goods approach to essential medical services, as widespread vaccine nationalism threatens global herd immunity and equitable access. The US government is urged to invest in multilateral partnerships and global allocation strategies to increase vaccine supply and manufacturing.

SourceBrigham and Women's Hospital·JournalNew England Journal of Medicine·DateApr 5, 2021

Telomere length and longevity

A two-decade study of wild Soay sheep in Scotland reveals that telomere length is correlated with individual longevity. However, the effect of telomere length on mortality appears to be driven by genetic factors rather than environmental influences.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 5, 2021
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

EMS workers 3 times more likely to experience mental health issues

A recent study by Syracuse University researchers found that EMS workers are three times more likely to experience mental health issues such as depression and posttraumatic stress disorder. Daily mental health symptoms can be reduced through recovery activities like exercising, socializing, and finding meaning in challenges.

SourceSyracuse University·JournalJournal of Affective Disorders·DateApr 5, 2021

Ozone pollution harms maize crops, study finds

A new study reveals that chronic ozone stress decreases crop yields in maize by 25%, while hybrid plants produce more chemicals to cope with the damage. The researchers found that hybrid maize is more sensitive to ozone exposure, suggesting possible strategies to improve tolerance.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalPlant Direct·DateApr 5, 2021
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.

Contraceptive planning is essential to optimal health for women with heart disease

Women with cardiovascular disease require reproductive planning to ensure optimal health and minimize risks during pregnancy. The American College of Cardiology emphasizes the importance of sharing decision-making with healthcare providers to create an action plan for contraception and medical decision-making.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateApr 5, 2021

See further: Scientists achieve single-photon imaging over 200km

Researchers developed a new noise-suppression technique that reduces noise photon counts by at least 50 times, enabling accurate 3D imaging up to 201.5 km with single-photon sensitivity. The technique is achieved through optimized transceiver optics and coating the telescope for high transmission.

SourceUniversity of Science and Technology of China·JournalOptica·DateApr 5, 2021

ACP best practice advice: Shorter course of antibiotics may be appropriate for some common infection

The American College of Physicians suggests prescribing shorter antibiotics courses for uncomplicated bronchitis, pneumonia, urinary tract infections, and cellulitis, with duration guidelines varying by infection. This approach aims to reduce antibiotic exposure and prevent resistant organisms from developing.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateApr 5, 2021
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.

How climate change affects Colombia's coffee production

A new study by the University of Illinois reveals that climate change will impact Colombia's coffee production significantly, with low-altitude regions facing negative effects and high-altitude areas experiencing improved yields. The research provides valuable insights for policymakers and coffee growers, highlighting the need for regi...

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalAgricultural Systems·DateApr 5, 2021

Grant to study misinformation about the COVID-19 vaccine in Appalachia

A recent study found that a higher percentage of people in Appalachia are unlikely to receive the COVID-19 vaccine compared to national numbers. The researchers also tested interventions to stop the spread of misinformation, finding that subtle warnings from trusted health influencers can make a difference.

SourceVirginia Tech·DateApr 5, 2021

New study ties solar variability to the onset of decadal La Nina events

A new study finds a correlation between the end of solar cycles and a switch from El Nino to La Nina conditions in the Pacific Ocean. The researchers applied a 22-year solar clock to find this elusive correlation, which could improve predictability of major El Nino and La Nina events.

SourceNational Center for Atmospheric Research/University Corporation for Atmospheric Research·JournalEarth and Space Science·DateApr 5, 2021
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.

Outside factors may help children develop internal control

A new theory suggests that external cues and environmental factors play a crucial role in the development of executive function, which is responsible for controlling behavior. The research team aims to provide practical guidance for childcare providers and parents.

SourceWashington State University·JournalPerspectives on Psychological Science·DateApr 5, 2021

Researchers develop a technique to produce transplantable livers in the laboratory

A new technique developed by HUG-CELL reconstructs livers in the laboratory using extracellular matrix and human cells. The method, which can be used to produce other organs as well, shows promise for increasing organ supply and reducing rejection risks for transplant patients.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalMaterials Science and Engineering C·DateApr 5, 2021

A diversity of wildlife is good for our health

Research suggests that biodiversity loss increases exposure to zoonotic pathogens. Restoring nature can prevent future pandemics by reducing the abundance of risky animal species. Biodiversity has a protective effect, and managing this risk requires understanding how human development and habitat conversion affect zoonotic hosts.

SourceCary Institute of Ecosystem Studies·JournalProceedings of the National Academy of Sciences·DateApr 5, 2021
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.

The Deep-time Digital Earth program: data-driven discovery in geosciences

The Deep-time Digital Earth program is a 'big science' initiative that aims to transform research in deep-time Earth Science through data-driven abductive discovery. The program will create an open platform for linking existing deep-time Earth data and integrating geological data, enabling users to explore Earth's evolution by specifyi...

SourceScience China Press·JournalNational Science Review·DateApr 5, 2021

Ranking virus spillover risk

A new web application, SpillOver, evaluates wildlife viruses to estimate their zoonotic spillover and pandemic potential. The tool creates a watchlist of newly-discovered viruses, prioritizing them for further characterization, surveillance, and risk-reducing interventions.

SourceUniversity of California - Davis·JournalProceedings of the National Academy of Sciences·DateApr 5, 2021
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.

Deep dive into key COVID-19 protein is a step toward new drugs, vaccines

A recent study has deepened our understanding of the SARS-CoV-2 nucleocapsid protein's interactions with genetic material, offering potential avenues for developing effective treatments. The research reveals how the N protein binds to RNA and protects it, and highlights its flexibility as a key factor in this process.

SourceOregon State University·JournalBiophysical Journal·DateApr 5, 2021

Interactive tool ranks viruses at risk of spillover

A new interactive tool, SpillOver, prioritizes wildlife-origin viruses based on their risk of spreading to humans. The tool identifies 12 known human pathogens and several newly discovered viruses as being at high risk of spillover.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 5, 2021

Maibach & Sarfaty receive funding for consortium

The consortium, which includes 32 national medical societies representing over half of America's doctors, will advance climate, health, and equity solutions. The funding supports partnerships with the National Medical Association and empowers doctors to convey the impact of climate change on public health.

SourceGeorge Mason University·DateApr 5, 2021
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.

New blueprint of brain connections reveals extensive reach of central regulator

Researchers have created a precise map of brain connectivity from the basal ganglia, revealing new details and a surprising level of influence connected to the basal ganglia. The findings offer a blueprint of the area's architecture that could potentially open additional avenues for intervention of Parkinson's disease and other disorders.

SourceUniversity of California - San Diego·JournalNeuron·DateApr 5, 2021

People do not learn from regretting one night stands

A Norwegian University of Science and Technology study found that regret does not contribute to changes in sexual behavior. Women tend to regret casual sex more than men, while men regret missing opportunities more. The researchers suggest that personality plays a significant role in shaping behavior, rather than emotions like regret.

SourceNorwegian University of Science and Technology·JournalEvolutionary Psychology·DateApr 5, 2021

Mouse models of neurodevelopmental disorders display metabolic dysfunction

Research using three mouse models of neurodevelopmental disorders found distinct basal metabolism patterns, with varying energy expenditure and fat utilization. The studies suggest all three models may exhibit mitochondrial dysfunction, highlighting the need for personalized treatments and diagnostic methods.

SourceSociety for Neuroscience·JournaleNeuro·DateApr 5, 2021
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.

Impacts of reflecting sunlight to control climate

Injections of reflective sulfate aerosols into the atmosphere may relieve worst climate change consequences when combined with carbon emission reductions. However, SAI carries its own risks, affecting multiple environmental factors in complex and unpredictable ways.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateApr 5, 2021

Biodiversity's healthy byproduct -- nutrient-rich seafood

Researchers found that high biodiversity in aquatic ecosystems is essential for meeting human needs for micronutrients like calcium and iron. Seafood from biodiverse sources can help combat 'hidden hunger,' a phenomenon where people have access to enough calories but not enough nutrients.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateApr 5, 2021

NIH scientists develop breath test for methylmalonic acidemia

Researchers at NIH/National Human Genome Research Institute developed a breath test to measure how well patients with methylmalonic acidemia respond to liver or combined liver and kidney transplants. The test assesses the severity of the disease and helps determine treatment efficacy.

SourceNIH/National Human Genome Research Institute·JournalGenetics in Medicine·DateApr 5, 2021
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

An artful study of cellular development in leaves

Researchers used single-cell RNA sequencing to track genetic activity in nearly 20,000 cells as they formed an Arabidopsis leaf. They found a surprising abundance of ambiguity in how cells traversed various identities, particularly early on within the stem cell population. The study reveals that cells may double-back on their developme...

SourceStanford University·JournalDevelopmental Cell·DateApr 5, 2021

Adult nocturnal fishflies found to visit flowers for food

Researchers at Kumamoto University found that adult nocturnal fishflies feed on pollen at night, visiting flowers and feeding on nectar. This discovery sheds light on the terrestrial life of adult fishflies, which was previously unknown.

SourceKumamoto University·JournalEntomological Science·DateApr 5, 2021

Development of source technology for the use of wearable devices without recharging

A South Korean research team has developed a high-efficiency flexible thermoelectric device capable of autonomously generating electricity from body heat. The device features a sponge-like configuration that enhances thermal insulation, allowing it to perform better than existing flexible thermoelectric devices.

SourceNational Research Council of Science & Technology·JournalNano Energy·DateApr 5, 2021
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.