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Science News Archive March 2021 - Page 37


Page 37 of 53

Avatar marketing: Moving beyond gimmicks to results

A new study advances the discipline of avatar-based marketing by identifying key elements of effective avatar design. The research reveals that form and behavioral realism must be aligned for avatars to be effective in achieving specific goals, with four distinct categories of avatars identified.

SourceAmerican Marketing Association·JournalJournal of Marketing·DateMar 10, 2021

Microbes may hold the key for treating neurological disorders

New research suggests that microbes in the gut contribute to symptoms associated with complex neurological disorders, and modulating the gut microbiome improves social behavior but not hyperactivity. The study opens the possibility of treating other conditions like cancer, diabetes, and viral infections with microbiome-targeted therapies.

SourceBaylor College of Medicine·JournalCell·DateMar 10, 2021

Riding the wave to memory-forming genetics

Researchers found 300 genes associated with neural oscillations, including hub genes that control separate gene networks. Surprisingly, several of these hubs were active in glial cells, which support and protect nerve cells. This discovery provides an entry point for further research into the underpinnings of human memory.

SourceUT Southwestern Medical Center·JournalNature Neuroscience·DateMar 10, 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.

Pandemic-related anxiety in pregnancy

A survey of pregnant Japanese women and fertility patients found higher levels of anxiety related to health monitoring and social isolation. The study suggests improving communication to help pregnant women cope with anxiety during the COVID-19 pandemic.

SourceTohoku University·JournalJournal of Affective Disorders Reports·DateMar 10, 2021

Long-accepted theory of vertebrate origin upended by fossilized lamprey larvae

New fossil discoveries of over 300 million-year-old lampreys have upended the long-held theory on vertebrate origin, showing that ancient lamprey hatchlings were unlike their modern larvae counterparts. The findings suggest that extinct armored fishes might represent better candidates for the root of the vertebrate family tree.

SourceCanadian Museum of Nature·JournalNature·DateMar 10, 2021

Story tips from Johns Hopkins experts on COVID-19

A Johns Hopkins Medicine-led study evaluating over 9,500 Orthodox Jews in 12 states identified key factors contributing to the spread of COVID-19 within culturally bonded groups. The findings informed the development of safety guidelines for COVID-19-free celebrations among Orthodox Jewish communities.

SourceJohns Hopkins Medicine·JournalJAMA Network Open·DateMar 10, 2021

Fossil lamprey larvae overturn textbook assumptions on vertebrate origins

New fossil discoveries of ancient lamprey growth series overturn conventional wisdom on the origin of vertebrates, including humans. Ancient lamprey larvae were found to have large eyes and toothed suckers like adult phases, contradicting long-held ideas about their evolutionary history.

SourceUniversity of the Witwatersrand·JournalNature·DateMar 10, 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.

Producing highly efficient LEDs based on 2D perovskite films

Researchers at City University of Hong Kong have created a new type of LED using 2D perovskite materials, which can be processed at room temperature and offer improved efficiency. The team discovered that adding a simple organic molecule enhances the electro-luminescence performance of the material.

SourceCity University of Hong Kong·JournalNature Communications·DateMar 10, 2021

The secret of catalysts that increase fuel cell efficiency

Researchers at Pohang University of Science & Technology (POSTECH) have discovered the mechanism behind catalyst transformation, revealing a pathway for improved fuel cell performance. The study found that PBMO catalysts exhibit enhanced stability and conductivity when transforming from perovskite to layered structures.

SourcePohang University of Science & Technology (POSTECH)·JournalEnergy & Environmental Science·DateMar 10, 2021
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.

Placenta is a dumping ground for genetic defects

The study confirms that the placenta is a 'dumping ground' for genetic defects, harboring mutations similar to childhood cancers. It tolerates major genetic flaws, unlike other human organs.

SourceWellcome Trust Sanger Institute·JournalNature·DateMar 10, 2021

Clinical trial shows alcohol use disorder recovery can start without sobriety

A randomized clinical trial found that participants experiencing homelessness and alcohol use disorder showed significant improvements in reducing drinking and improving health through behavioral harm reduction treatment. The study suggests that traditional abstinence-based treatment may not be effective for this population.

SourceWashington State University·JournalThe Lancet Psychiatry·DateMar 10, 2021

New study: Healthcare settings do not increase risk for Covid-19 infection spread

A new study published in JAMA Network Open found that healthcare personnel who contracted COVID-19 had stronger risk factors outside the workplace than in their hospital or healthcare setting. Having a known exposure to someone who tested positive for COVID-19 in the community was the strongest risk factor.

SourceUniversity of Maryland School of Medicine·JournalJAMA Network Open·DateMar 10, 2021
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.

A CNIO team discovers how telomere involvement in tumor generation is regulated

The CNIO team found that telomeres respond to external signals inducing cell proliferation and that blocking these signals can interfere with cancer cells becoming immortal. The study identifies telomeres as a key target of the AKT pathway, which plays a crucial role in tumorigenesis.

SourceCentro Nacional de Investigaciones Oncológicas (CNIO)·JournalPLOS Genetics·DateMar 10, 2021
Apple iPhone 17 Pro

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

Molecule with potential to treat multiple sclerosis passes toxicology testing in zebrafish

Researchers have confirmed the safety of an anti-inflammatory peptide, TnP, which shows promise in treating chronic inflammatory diseases like multiple sclerosis. The peptide has been tested in zebrafish and shown to be non-toxic, crossing the blood-brain barrier without causing neurological problems.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalToxicology Reports·DateMar 9, 2021

Strategic air purifier placement reduces virus spread within music classrooms

Researchers found that portable HEPA air purifiers can significantly reduce in-air aerosols and spread of SARS-CoV-2, suggesting optimal placement directly in front of the person or instrument expelling aerosols. A ventilation rate of 288 cubic meters per hour is recommended for each person within the room.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateMar 9, 2021

Adhesion, contractility enable metastatic cells to go against the grain

Researchers discovered that metastatic cancer cells use adhesion and contractility to move away from stiffer tissue, defying the typical durotaxis process. By modulating cell contractility, they can change their ability to migrate in response to environmental stiffness.

SourceUniversity of California - San Diego·JournalCell Reports·DateMar 9, 2021
Celestron NexStar 8SE Computerized Telescope

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

Research shows that BSers are more likely to fall for BS

Researchers found that people who frequently engage in 'persuasive bullshitting' are actually poor at identifying it, making them more susceptible to fake news headlines. This frequent BSers mistake superficial profoundness for actual profundeness.

SourceUniversity of Waterloo·JournalBritish Journal of Social Psychology·DateMar 9, 2021

Low-voltage, low-power pressure sensors for monitoring health

A team from Terasaki Institute for Biomedical Innovation developed soft pressure sensors using OECTs and ionic hydrogels, enabling high sensitivity and low power consumption. This advancement facilitates long-term monitoring of patients with real-time data collection.

SourceTerasaki Institute for Biomedical Innovation·JournalIEEE Electron Device Letters·DateMar 9, 2021

Researchers grow most lifelike bone yet from woven cells

Researchers have successfully grown a lifelike piece of bone tissue from human stem cells, providing unprecedented understanding of the complex process of bone formation. The new organoid contains two types of cells that are essential for successful bone development and offers promising possibilities for personalized medicine.

SourceEindhoven University of Technology·JournalAdvanced Functional Materials·DateMar 9, 2021
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.

Princeton team discovers new organelle involved in cancer metastasis

Researchers at Princeton University have discovered a new organelle involved in cancer metastasis, which was found through the study of liquid-liquid phase separations. The newly identified organelle plays a key role in regulating the Wnt signaling pathway and is essential for the progression and spread of cancer.

SourcePrinceton University·JournalNature Cell Biology·DateMar 9, 2021

More collaboration between primary care and oncology may improve fragmented cancer care

Researchers conducted a randomized intervention that improved continuity of care and interprofessional collaboration between lung cancer patients and their family physicians. The bidirectional exchange of patient information and care summaries led to enhanced patient and family physician perceptions of care, resulting in better outcomes.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateMar 9, 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.

University welcomes $10 million gift for Contemplative Studies Center

The University of Melbourne is establishing a Contemplative Studies Centre, led by Dr Nicholas Van Dam, with a focus on evidence-based research and guidelines for contemplative practices. The centre aims to bring together experts from around the world to critically assess practices and provide authentic experiences.

SourceUniversity of Melbourne·DateMar 9, 2021

Both old and young fish sustain fisheries

A new study using genetic techniques found that both large and small fish play a crucial role in sustaining fisheries. The researchers discovered that older fish are more fertile and contribute significantly to replenishing populations.

SourceARC Centre of Excellence for Coral Reef Studies·DateMar 9, 2021

Gene discovery may help peaches tolerate climate stress

Researchers have discovered genes in peach's wild relatives that enable them to withstand stressful conditions, including cold, drought, and ultraviolet radiation. These genetic adaptations could help improve the resilience of domesticated peaches, making them better equipped to cope with climate change.

SourceBoyce Thompson Institute·JournalGenome Research·DateMar 9, 2021

Irradiating COVID-19 cough droplets with UV-C lamps

Using numerical modeling of cough droplets' diffusion produced by coughs, researchers in Italy explore deactivating COVID-19 virus particles via UV-C light. They found that 1 meter of social distancing is not completely safe to avoid virus transmission, while 2 meters can reduce the risk by about 50%.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateMar 9, 2021

NIH scientists use human cerebral organoid to test drug for deadly brain disease

Researchers from NIH's National Institute of Allergy and Infectious Diseases have developed a human cerebral organoid model to screen drugs for potential treatment of Creutzfeldt-Jakob Disease, a fatal neurodegenerative brain disease. The model has shown promise in reducing disease indicators by 10-fold without causing tissue death.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalScientific Reports·DateMar 9, 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.

Unveiling the cause of onion center rot

A new study has identified pantaphos as the molecule responsible for causing onion center rot. The researchers also discovered that pantaphos can act as an effective herbicide and is toxic to glioblastoma cells, making it a promising candidate for agricultural and biomedical applications.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalmBio·DateMar 9, 2021

An analysis of SARS-CoV-2 mutations in 1,000+ individuals from the UK

Researchers found that only a few patients carried many variants of the virus, which were often lost at transmission, but some initiated ongoing transmission and wider dissemination. Continued monitoring is necessary to understand viral adaptation and patterns of spread.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateMar 9, 2021

Citizen scientists help expose presence of invasive Asian bamboo longhorn beetle in Europe

A study published in BioRisk reveals that citizen scientists have significantly improved knowledge of the non-native Asian bamboo longhorn beetle in Europe. The researchers, led by University of Hamburg, collected data from citizen science platforms and confirmed 13 new introductions of the species in Europe, a 42% increase in records.

SourcePensoft Publishers·JournalBIORISK – Biodiversity and Ecosystem Risk Assessment·DateMar 9, 2021
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.

Diverse neural signals are key to rich visual information!

A recent study published in IEEE Transactions on Neural Systems and Rehabilitation Engineering found that high signal heterogeneity from different retinal ganglion cells is essential for efficient transmission of visual information. The research team discovered that certain types of retinal ganglion cells respond similarly to electric ...

SourceNational Research Council of Science & Technology·JournalIEEE Transactions on Neural Systems and Rehabilitation Engineering·DateMar 9, 2021

Treating incontinence in primary care: A doctor versus mobile app trial

A mobile app designed to help women manage urinary incontinence was found to be equally effective as usual, in-person treatment. After four months, both groups experienced a decline in symptom severity, less frequent leakage, and improved quality of life.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateMar 9, 2021

Covid-19 risk increases with airborne pollen

Research shows that airborne pollen can account for 44% of variation in Covid-19 infection rates, with humidity and air temperature also playing a role. High pollen concentrations weaken immune response to viruses, leading to increased respiratory illnesses.

SourceTechnical University of Munich (TUM)·JournalProceedings of the National Academy of Sciences·DateMar 9, 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.

More evidence is urgently needed on opioid use in Black communities

Research on opioid use among Black people is scarce due to historical exclusion and underrepresentation. The review identifies key disparities in overdose risk, treatment access, and prescription opioid use, emphasizing the importance of culturally informed care.

SourceWolters Kluwer Health·JournalHarvard Review of Psychiatry·DateMar 9, 2021

Bacteria know how to exploit quantum mechanics, UChicago study finds

Researchers discovered that green sulfur bacteria exploit quantum mechanics to move energy between pathways depending on oxygen presence. This phenomenon, vibronic mixing, helps the bacterium conserve energy while avoiding damage from oxygen.

SourceUniversity of Chicago Medical Center·JournalProceedings of the National Academy of Sciences·DateMar 9, 2021

The neoliberal city needs to change, argues Concordia professor Meghan Joy

A new policy agenda calls for creative solutions like government-owned housing stock and in-house talent to tackle issues like affordable housing, employment, transportation, and climate change. Grassroots movements are also driving change, with a focus on who benefits from urban policies.

SourceConcordia University·JournalUrban Affairs Review·DateMar 9, 2021
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.

Ecosystem restoration is a pressing issue in fragmented rainforest

A study published in Nature Communications found that regenerating tropical forests in Malaysian Borneo continued to grow despite high temperatures and water demand, but with limitations due to fragmentation and climate change. The researchers suggest wider buffers around riparian reserves to support forest growth and recovery.

SourceUniversity of Helsinki·JournalNature Communications·DateMar 9, 2021

New brain sensor offers Alzheimer's answers

Scientists have developed a tool to monitor brain communications, offering an explanation for why Alzheimer's drugs are ineffective. The new method has broad applicability across neurological and psychiatric diseases, facilitating the development of new treatments and personalized medicine.

SourceUniversity of Virginia Health System·JournalMolecular Psychiatry·DateMar 9, 2021

Mothers rebuild: Solutions to overcome COVID-19 challenges in academia

A new paper in PLOS Biology proposes solutions to retain mothers in science during and after the pandemic. The authors emphasize the need to rethink tenure extensions and address financial inequities, as well as treat researchers as whole people, not just their professional roles.

SourceMichigan Technological University·JournalPLOS Biology·DateMar 9, 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.