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Science News Archive May 2021 - Page 10


Page 10 of 47

Hurricane Matthew storm surge data wins NHERI DesignSafe Dataset Award 2021

Researchers at the University of North Carolina developed a data assimilation method to improve multi-day forecast accuracy of coastal water levels. The method yielded substantially smaller errors in water level estimates and is now used by NOAA's Extratropical Surge and Tide Operational Forecast System.

SourceUniversity of Texas at Austin, Texas Advanced Computing Center·DateMay 25, 2021

From harmless skin bacteria to dreaded pathogens

A new gene cluster in Staphylococcus epidermidis enables the bacteria to produce structures that allow them to attach to human cells and form a persistent infection. This discovery could lead to better treatments or vaccinations against methicillin-resistant S. aureus.

SourceGerman Center for Infection Research·JournalNature Microbiology·DateMay 25, 2021

'Rejuvenating' the Alzheimer's brain

Researchers from the Netherlands Institute for Neuroscience have discovered a small molecule that can be used to rejuvenate the brain and counteract memory loss in Alzheimer's disease. The molecule, microRNA-132, regulates adult hippocampal neurogenesis and is required for the neurogenic process in the adult hippocampus.

SourceNetherlands Institute for Neuroscience - KNAW·JournalCell Stem Cell·DateMay 25, 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.

The use of couple therapy to reduce pain during intercourse

A new study found that couple cognitive-behavioural therapy (CBT) is more effective than lidocaine in reducing women's fear of pain and improving their sexual experience. The therapy helps break the vicious cycle of fear and avoidance, allowing couples to refocus on pleasurable experiences.

SourceUniversity of Montreal·JournalJournal of Consulting and Clinical Psychology·DateMay 25, 2021

Conservation success leads to new challenges for endangered mountain gorillas

A recent study found that conservation efforts have led to an increase in mountain gorilla population densities, which may raise their risk of infectious diseases. The research also discovered striking geographic differences in parasite infections across the entire range of the mountain gorilla.

SourceUniversity of California - Davis·JournalScientific Reports·DateMay 25, 2021

Serendipitous discovery could lead to treatment for strokes, cardiac arrest

A study at Massachusetts General Hospital has identified an enzyme that protects the brain from oxygen deprivation, leading to new potential therapies for strokes and brain injuries caused by cardiac arrest. The discovery was made serendipitously while researchers investigated techniques for inducing suspended animation.

SourceMassachusetts General Hospital·JournalNature Communications·DateMay 25, 2021

Vitamin B6 deficiency enhances the noradrenergic system, leading to behavioral deficits

A study found that Vitamin B6 deficiency is associated with social deficits, cognitive impairment, and hyperactivated noradrenergic systems in mice. Supplementing the brain with Vitamin B6 improved these abnormalities, suggesting a potential therapeutic strategy for schizophrenia patients with Vitamin B6 deficiency.

SourceTokyo Metropolitan Institute of Medical Science·JournalTranslational Psychiatry·DateMay 25, 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.

UBCO researchers examine how pandemics impact the homeless

A team of UBC Okanagan researchers investigated the impact of pandemics on homeless populations, revealing a mortality rate five to 10 times higher compared to the general population. The study identified six key themes that affect the homeless, including education and outreach, screening and contact tracing, and treatment adherence.

SourceUniversity of British Columbia Okanagan campus·JournalHealth & Social Care in the Community·DateMay 25, 2021
Apple iPhone 17 Pro

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

Study shows how fungi and bacteria can activate genes associated with head and neck cancer

Researchers discovered that metabolites from fungi and bacteria biofilms can modulate gene expression associated with tumor growth and survival. The study found that these microorganisms can endanger homeostasis in normal and neoplastic oral epithelial cells, impairing cell viability and survival.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalFrontiers in Cellular and Infection Microbiology·DateMay 25, 2021

Soft X-ray method promises nanocarrier breakthroughs for smart medicine

Researchers have developed a new technique using chemically-sensitive soft X-rays to analyze the internal structure, chemistry and environmental behavior of organic nanocarriers. This non-disruptive method allows for detailed analysis of nanocarrier properties, including their size, water-content and response to changing environments.

SourceWashington State University·JournalNature Communications·DateMay 25, 2021

New international research provides tips for entrepreneurs to beat the grind

A new study suggests that engaging in recovery can help entrepreneurs reduce the negative impact of stress and improve well-being outcomes. The study proposes three recovery-intervention categories: Respite, Reappraisal, and Regimen, which recommend taking breaks, reframing thoughts on stress, and adding structure to recovery.

SourceUniversity of Central Florida·JournalEntrepreneurship Theory and Practice·DateMay 25, 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.

Machine learning platform identifies activated neurons in real-time

Researchers at Duke University have developed a machine learning platform that can identify activated neurons in videos faster and more accurately than current techniques. The technology enables researchers to watch an animal's brain activity in real-time as they behave, allowing for new insights into how the brain works.

SourceDuke University·JournalNature Machine Intelligence·DateMay 25, 2021

Tuning the intermediate reaction barriers by a CuPd catalyst for CO2 electroreduction to C2 products

Researchers designed a Cu-Pd bimetallic electrocatalyst that lowers the energy barrier of C2 product generation, resulting in a 50.3% C2 Faradaic efficiency. The catalyst exploits the benefits of both Cu (low energy barrier) and Pd (ultrafast kinetics), addressing CO2 conversion limitations.

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalChinese Journal of Catalysis·DateMay 25, 2021
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.

Whale carcasses help answer mysteries of elusive species

Researchers analyzed stable isotope analysis of skin, muscle, and bone tissue to study Sowerby's beaked whale spatial ecology. The results show that the species exhibits both short- and long-term habitat fidelity, with at least two subpopulations in the eastern and western Atlantic.

SourceFrontiers·JournalFrontiers in Conservation Science·DateMay 25, 2021

New study shines light on hazards of Earth's largest volcano

Researchers found that a large earthquake could set off the eruption of Hawaii's Mauna Loa volcano by relieving stress from magma influx, generating additional pressure and buoyancy. The study also identified movements along near-horizontal faults under the flanks as essential features of long-term volcano growth.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·JournalScientific Reports·DateMay 24, 2021

Stanford bioengineer aims to turn nature's virus fighters into powerful drugs

A Stanford bioengineer has developed peptide-like molecules called peptoids that can retain therapeutic properties against viruses, offering a new approach to treating infectious diseases. The peptoids work by disrupting the virus's outer membrane, making them promising antiviral agents.

SourceStanford University School of Engineering·JournalPharmaceuticals·DateMay 24, 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.

Experimental broadcast of whitewater river noise drives bats and birds away

Birds and bats avoid habitat swamped with loud whitewater river noise, with overlap between background noise and song frequency predicting bird declines. The study found that increased noise levels lead to decreased bird foraging efficiency and a shift in bat hunting behavior.

SourceCalifornia Polytechnic State University·JournalNature Communications·DateMay 24, 2021

Regular physical activity linked to better organized preteen brains

A Boston Children's Hospital study using neuroimaging data from nearly 6,000 early adolescents found that regular physical activity was associated with more efficiently organized, flexible, and robust brain networks. Physical activity also partially offset the effects of unhealthy body mass index (BMI) on brain circuitry.

SourceBoston Children's Hospital·JournalCerebral Cortex·DateMay 24, 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.

Helping adults navigate the decision to move back in with parents

A recent study provides valuable insights into how adults can navigate the often awkward experience of moving back in with their parents. Key findings include framing the decision as an investment in the future, clearly defined expectations, contributing to the household, laying out intended timelines, and embodying adult behavior.

SourceNorth Carolina State University·JournalEmerging Adulthood·DateMay 24, 2021

Autonomous cortisol secretion associated with 2- to 3-fold increase in mortality risk

A retrospective cohort study found that autonomous cortisol secretion is associated with a 2- to 3-fold increased risk of death and cardiovascular disease in patients with adrenal incidentalomas. Researchers recommend treating known cardiovascular risk factors and incorporating findings into treatment decisions, including surgery.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateMay 24, 2021

Dual impacts of extreme heat, ozone disproportionately hurt poorer areas

A study by UC San Diego scientists reveals that extreme heat and elevated ozone levels have a disproportionate impact on low-income ZIP codes in California. Areas with higher unemployment rates and car traffic are more affected, with increased hospitalizations for respiratory issues.

SourceUniversity of California - San Diego·JournalProceedings of the National Academy of Sciences·DateMay 24, 2021

Sterilizing skeeters

Researchers at UC Santa Barbara have created sterile male mosquitoes using CRISPER/Cas9, a technique that could suppress Aedes aegypti populations. The study found that the mutant males produced no sperm but still suppressed female fertility, making them effective in controlling mosquito populations.

SourceUniversity of California - Santa Barbara·JournalProceedings of the National Academy of Sciences·DateMay 24, 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.

Keeping it rolling

Scientists at Osaka University employ machine learning algorithms to assess the remaining useful life of mechanical rolling bearings, which may lead to industrial cost savings and fewer discarded parts. The new method improves prediction accuracy by about 32%.

SourceOsaka University·JournalIEEE Access·DateMay 24, 2021

Researchers identify facilitators for rehabilitation care for people with spatial neglect

A recent qualitative study identified facilitators for rehabilitation care of individuals with spatial neglect, including the importance of family support, interdisciplinary collaboration, and continuous treatment. Experts also highlighted the need for therapists to engage patients and their families in therapy to improve outcomes.

SourceKessler Foundation·JournalArchives of Rehabilitation Research and Clinical Translation·DateMay 24, 2021

Game on: Game-based program boosts physical activity among diabetes patients

A new study published in JAMA Network Open found that a game-based program increased physical activity levels among diabetes patients by an average of 503 steps per day. The program used wearable devices and digital scales with personalized goals to encourage competition, collaboration, or support from family members.

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Network Open·DateMay 24, 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.

Fat around the heart linked to increased risk of heart failure

Researchers found that excess pericardial fat increases the risk of heart failure, even after adjusting for established risk factors. High pericardial fat volume was associated with a double increase in risk for women and a 50% increase for men, according to the study published in the Journal of the American College of Cardiology.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalJournal of the American College of Cardiology·DateMay 24, 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.

Games, computing, and the mind: How search algorithms reflect game playing

Scientists at JAIST explored the connection between game-playing search tree algorithms and human decision-making, proposing two indicators - PPN and SCN - to analyze potential future states. These findings have applications in AI, optimization problems, and entertainment analysis.

SourceJapan Advanced Institute of Science and Technology·JournalIEEE Access·DateMay 24, 2021

Using waste heat to power an environmentally sustainable future

Dr Martin White's research proposes a two-phase expansion system that can generate up to 28% more power than conventional single-phase systems. The study aims to enhance the performance of Organic Rankine Cycle (ORC) systems for waste heat recovery, reducing environmental footprint in industries such as iron and steel, food, and drink.

SourceCity St George’s, University of London·JournalApplied Thermal Engineering·DateMay 24, 2021

New fishing tech may pose risks to fisheries, says study co-authored by UMass researcher

A new study co-authored by UMass researcher Andy Danylchuk warns that advances in recreational fishing technology can have significant impacts on fish ecosystems. The study emphasizes the need for resource management agencies to share their experiences and for scientists to intensively study the effects of technological innovations.

SourceUniversity of Massachusetts Amherst·JournalReviews in Fish Biology and Fisheries·DateMay 24, 2021

Endangered wallaby population bounces back after ferals fenced out

Researchers successfully implemented a headstarting method to protect juvenile bridled nailtail wallabies from feral cats, resulting in an 89% survival rate. The technique involves fencing off areas to raise young animals until they are large enough to be released back into the wild, demonstrating its effectiveness as a cost-effective ...

SourceUniversity of New South Wales·JournalCurrent Biology·DateMay 24, 2021

'Champagne' technology to capture carbon dioxide via the oceans

The SeaCURE method utilizes natural processes and renewable energy to remove CO2 from seawater, allowing the ocean to absorb more CO2. The process involves making seawater temporarily acidic to 'bubble out' CO2, then delivering a concentrated stream for utilisation and storage.

SourceUniversity of Exeter·DateMay 24, 2021
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

The brain learns faces fastest in person

A new study found that the brain's neural representation of a familiar face strengthens faster when viewing someone in person. The type of exposure affected how much the signal changed, with in-person interactions strengthening it the most.

SourceSociety for Neuroscience·DateMay 24, 2021

Dental crowding: Ancient baleen whales had a mouthful

A new study on the 25 million-year-old fossil skull of Aetiocetus weltoni reveals that it had both teeth and baleen in adulthood. The discovery provides evidence of a major shift in feeding behavior from raptorial carnivory to filter-feeding, and sheds light on the evolution of modern baleen whales.

SourceSan Diego State University·JournalZoological Journal of the Linnean Society·DateMay 24, 2021

Implantable piezoelectric polymer improves controlled release of drugs

Researchers at UC Riverside developed an implantable drug delivery system using piezoelectric nanofibers that can release therapeutic molecules on demand. The system offers robust control over release rate and precision in administering drug molecules, making it suitable for treating chronic diseases.

SourceUniversity of California - Riverside·JournalACS Applied Bio Materials·DateMay 24, 2021

Oncotarget: Urine protein biomarkers of bladder cancer

Researchers found that urine protein biomarkers IL-1α, IL-1ra, and IL-8 can distinguish bladder cancer from controls with high accuracy. These markers also show promise in discriminating between different stages of the disease.

SourceImpact Journals LLC·JournalOncotarget·DateMay 24, 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.

Weight-loss maintainers sit less than weight-stable people with obesity

A recent study found that successful weight losers sit significantly less during the week and weekends compared to those who are weight stable. Weight loss maintainers expended more calories per week in physical activity, suggesting that moving more may be key to long-term weight maintenance.

SourceThe Obesity Society·JournalObesity·DateMay 24, 2021

Telomere length, a longevity measure, may be determined early in life

A new study reveals that telomeres shorten rapidly during early childhood, setting the stage for lifelong health outcomes. Researchers found that a mother's telomere length is predictive of her child's telomere length through pre-adolescence.

SourceColumbia University's Mailman School of Public Health·JournalPsychoneuroendocrinology·DateMay 24, 2021

How school board meetings could attract more diverse audiences and boost public trust

A study by Brown University found that school boards can increase civic engagement and public trust by incorporating two-way conversations with citizens. This approach, particularly among people of color and low-income households, can lead to increased attendance at meetings and a more inclusive representation of constituents.

SourceBrown University·JournalAmerican Political Science Review·DateMay 24, 2021

To unpack colonial influence on ecology, researchers propose five strategies

The researchers proposed five strategies to address colonial legacies in ecology: decolonizing the mind, understanding history, increasing access to information, recognizing diverse expertise, and establishing inclusive teams. These strategies aim to challenge biases and promote a more ethical approach to ecological research.

SourceNorth Carolina State University·JournalNature Ecology & Evolution·DateMay 24, 2021

Health impacts of heat and ozone across zip codes

A study analyzing California data from 2004-2013 reveals that heat events and ozone have substantial spatial variation in their impact on respiratory hospitalizations, with stronger joint effects in lower-income areas. The results suggest establishing local temperature and ozone thresholds to protect population health.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMay 24, 2021
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.

Diabetes vaccine gives promising results in a genetic subgroup

A clinical study found that injecting a protein GAD into lymph nodes can be effective in preserving insulin production in individuals with the HLA-DR3-DQ2 variant. This subgroup accounts for around half of patients with type 1 diabetes, who may benefit from a potential new treatment to slow or stop the immune system's attack.

SourceLinköping University·JournalDiabetes Care·DateMay 24, 2021