Add BrightSurf on Google Email

Science News Archive 2021 - Page 74


Page 74 of 510

Financial hardship of pregnant, postpartum US women

Financial hardship was common among pregnant and postpartum US women, with many reporting unmet healthcare needs due to cost. The study found significant financial stress affecting these individuals, impacting their overall well-being.

SourceJAMA Network·JournalJAMA Network Open·DateOct 29, 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.

How foodborne diseases protect the gut's nervous system

A new study reveals that mice infected with bacteria or parasites develop a unique tolerance mechanism to shield their enteric neurons from death. This finding has potential clinical implications for conditions like irritable bowel syndrome, where neuronal loss can lead to severe gastrointestinal disease.

SourceRockefeller University·JournalCell·DateOct 29, 2021

How mining companies can better protect workers from injury and death

A new study from Edith Cowan University identifies four pathways regularly associated with Western Australian mining deaths, including design flaws and poor management. The research recommends that companies prioritize these pathways to reduce workplace fatalities and improve worker safety.

SourceEdith Cowan University·JournalSafety Science·TypeSurvey·DateOct 29, 2021

Heparin dose capable of preventing COVID-19 deaths is four times higher than the dose recommended by WHO

A clinical trial of 465 patients found that administering heparin in therapeutic doses reduced mortality from COVID-19 by 78%, with benefits only observed when administered between seven and 14 days after symptom onset. The study suggests that timing is crucial for treatment efficacy.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·TypeRandomized controlled/clinical trial·DateOct 29, 2021
Apple iPhone 17 Pro

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

Needle-free COVID-19 vaccine shows promise

Researchers at University of Queensland successfully protected mice from COVID-19 using a US-developed vaccine candidate delivered via a pocket-sized, pain-free applicator. The vaccine produced strong immune responses and neutralized multiple variants, including UK and South Africa variants.

SourceUniversity of Queensland·JournalScience Advances·DateOct 29, 2021

Non-thermal atmospheric plasma stimulates new bone formation in critical bone defects of animal model

Researchers from Osaka City University found that non-thermal atmospheric pressure plasma (NTAPP) accelerates cell growth and promotes bone regeneration in animal models with critical bone defects. Micro-CT images showed a 1.51 times larger bone volume after 10-minute treatment, while histological analysis confirmed new bone formation ...

SourceOsaka City University·JournalPLOS ONE·TypeExperimental study·DateOct 29, 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.

Dopamine’s many roles, explained

A new study by Vanessa Ruta and her team found that dopamine neurons in fruit flies correlate strongly with ongoing behavior, reflecting motivation or goal underlying actions. The activity of these neurons not only encode mechanics of movement but also provide moment-to-moment reinforcement, guiding beneficial actions.

SourceRockefeller University·JournalNature Neuroscience·DateOct 29, 2021

Reported health care use by sexual orientation among teens

A study of 10th graders found that LGB individuals reported more unmet medical care needs and had lower health care utilization rates compared to their non-LGBTQ peers. This disparity highlights the need for improved health care access and communication for LGBTQ youth.

SourceJAMA Network·JournalJAMA Network Open·DateOct 29, 2021

Detector advance could lead to cheaper, easier medical scans

Researchers have demonstrated a new technique for cross-sectional medical images without the need for tomography, enabling faster and more accurate imaging. The breakthrough is made possible by ultrafast photon detectors that can precisely determine the arrival times of photons, allowing for reconstruction-free positron emission imaging.

SourceUniversity of California - Davis·JournalNature Photonics·TypeExperimental study·DateOct 29, 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.

Study identifies new potential drug target for pneumonia

Researchers at Karolinska Institutet discovered that interleukin-26 plays a critical role in bacterial pneumonia by directly killing bacteria and modulating the immune system. This finding positions IL-26 as a new potential target for biological treatment of pneumonia, an increasing global health threat.

SourceKarolinska Institutet·JournalFrontiers in Immunology·DateOct 29, 2021

Ultra-broadband sound absorber

Researchers create ultra-broadband sound absorber with an average absorption coefficient of 0.93, surpassing previous limitations. The metamaterial's design utilizes near-field non-locality to suppress excessive response and achieve efficient impedance matching.

SourceScience China Press·JournalNational Science Review·DateOct 29, 2021

Differences in T cells’ functional state determine resistance to cancer therapy

Researchers found that certain T cells stop working before entering the tumor due to changes in gene expression, making ICB therapies less effective. Combining ICB with other forms of immunotherapy targeting different aspects of T cell function may improve response rates for non-small cell lung cancer patients.

SourceMassachusetts Institute of Technology Department of Biology·JournalScience Immunology·TypeExperimental study·DateOct 29, 2021

UTSW scientists eliminate key Alzheimer’s feature in animal model

Researchers at UTSW Medical Center discovered a way to abolish the formation of amyloid beta plaques in a mouse model of Alzheimer's disease by inhibiting the NHE6 gene. This breakthrough suggests a possible treatment approach for preventing late-onset Alzheimer's, a condition affecting nearly 6 million Americans.

SourceUT Southwestern Medical Center·JournaleLife·DateOct 29, 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.

A scientific competition assesses methods for anomalous diffusion

Researchers launched an open competition to benchmark existing and novel methods for quantifying anomalous diffusion. The analysis of results provided an objective assessment of method performance, contributing to the definition of standard tools for trajectory analysis.

SourceICFO-The Institute of Photonic Sciences·JournalNature Communications·TypeExperimental study·DateOct 29, 2021

New study shows environmental and social factors contribute to higher rates of pneumonia in children

A new study found that exposure to particulate matter pollution and social factors such as race and socioeconomic status contribute to higher rates of community acquired pneumonia in children. Researchers used satellite data to identify high- and low-risk areas for the disease, highlighting the need for policy adjustments.

SourceLouisiana State University·JournalExperimental Biology and Medicine·TypeData/statistical analysis·DateOct 29, 2021

Study finds the SARS-CoV-2 virus can infect the inner ear

Researchers develop cellular models to study SARS-CoV-2 infection of the inner ear, finding that the virus can infect hair cells and Schwann cells. The pattern of infection matches symptoms observed in a study of 10 Covid-19 patients with ear-related issues.

SourceMassachusetts Institute of Technology·JournalCommunications Medicine·DateOct 29, 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.

A better way to raise chickens for low-intensity, small stakeholders

A new production model has been introduced to the Rwandan broiler industry, allowing smallholders to increase productivity and profitability. The model, which employs a hybrid asset-building approach, provides an entry point for small-scale producers to compete with larger operations.

SourceUniversity of Tennessee Institute of Agriculture·JournalWorld s Poultry Science Journal·DateOct 29, 2021

Uncovering how injury to the pancreas impacts cancer formation

Researchers discovered that pancreatic injury leads to the formation of new cell types that can give rise to cancerous mutations. The study provides a valuable resource for understanding the processes behind pancreatic cancer and potential therapeutic targets.

SourceVanderbilt University·JournalGastroenterology·DateOct 29, 2021

Smartphone app could improve aspirin use for healthy pregnancies

A new smartphone app, MyHealthyPregnancy, evaluates preeclampsia risk and patient adherence to low-dose aspirin recommendations. The study found that 37% of high-risk patients were unaware they needed to take the medication, highlighting a need for improved communication between providers and patients.

SourceUniversity of Pittsburgh·JournalJAMA Network Open·TypeObservational study·DateOct 29, 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.

Meanders help the climate

Researchers at GFZ found that undisturbed meandering sections of a river deposit and reabsorb organic carbon, transporting it into the sea. In contrast, straight river sections only pass through suspended particles, with carbon decomposing to CO2 by microorganisms.

SourceGFZ GeoForschungsZentrum Potsdam, Helmholtz Centre·JournalNature Geoscience·TypeExperimental study·DateOct 29, 2021

Lithium metal batteries with diluted high concentration electrolytes to power the future

Scientists have demonstrated that diluting high concentration electrolytes can improve the cycling abilities of lithium metal batteries over a wide range of temperatures. The study found that TTE dilution significantly improved Li+ ion transport and reduced dendritic Li plating, leading to better cycling stability.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalChemical Engineering Journal·DateOct 29, 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.

This squirrel watches its neighbor's back

Researchers found that Barbary ground squirrels in the Canary Islands rely on synchronized vigilance as their main defense mechanism against predators. They spend a significant amount of time watching each other and scanning their surroundings to detect threats.

SourceUniversity of Cincinnati·JournalBehavioral Ecology and Sociobiology·TypeObservational study·DateOct 29, 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.

Innovative chip built by UCPH physicists resolves quantum headache

Researchers at University of Copenhagen have developed a new quantum circuit that can operate and measure all four qubits simultaneously. This breakthrough resolves a significant engineering headache in the development of large functional quantum computers.

SourceUniversity of Copenhagen - Faculty of Science·JournalPRX Quantum·DateOct 29, 2021

Dogs learn about word boundaries as human infants do

A new study by Hungarian researchers finds that dogs use complex computations and brain regions similar to humans to learn word boundaries in speech. Dogs can recognize syllable patterning, such as frequent words with consistent syllables, and use this information to extract words from continuous speech.

SourceEötvös Loránd University·JournalCurrent Biology·TypeExperimental study·DateOct 29, 2021

Blasting the zombie out of water-saving tech

A team of scientists found that technology adoption as a water-saving method for improving irrigation efficiency is ineffective and can worsen water scarcity. The study suggests that modern irrigation technologies may only achieve a 10-20% saving under ideal conditions.

SourceUniversity of Adelaide·JournalEnvironmental Research Letters·TypeObservational study·DateOct 29, 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.

Placebo-inspired project wins $12 million grant to help Parkinson’s patients

Researchers will investigate brain circuits involved in the placebo effect and paradoxical kinesia, a phenomenon where Parkinson's patients exhibit normal motor function under specific circumstances. The study aims to identify new locations for deep brain stimulation placement and discover new treatments for Parkinson's disease.

SourceUniversity of Pittsburgh·DateOct 29, 2021

Nearly 300 scientists ask the WTO to ban harmful fisheries subsidies

Two hundred ninety scientific researchers from 46 countries urge the World Trade Organization (WTO) to ban harmful fisheries subsidies that contribute to overcapacity and overfishing. The signatories cite research showing that such subsidies lead to unsustainable fishing practices, contravening UN Sustainable Development Goal 14.

SourceUniversity of British Columbia·JournalScience·DateOct 29, 2021

Hollings collaborates on two studies showing how to boost immunotherapy effectiveness for patients with oral-cavity squamous cell carcinoma

Researchers from MUSC Hollings Cancer Center, UCLA Jonsson Comprehensive Cancer Center, and Winship Cancer Institute discovered that pre-surgical anti-PD-1 immunotherapy is safe and effective for OCSCC patients. The studies identified potential molecular biomarkers in blood and tumors to predict treatment response.

SourceMedical University of South Carolina·JournalCell Reports Medicine·DateOct 29, 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.

Morro Bay seagrass loss causes change in fish populations

Researchers at California Polytechnic State University found that seagrass loss in Morro Bay led to changes in fish species, with increasing numbers of flatfish like speckled sanddab and staghorn sculpin. The study highlights the importance of protecting remaining seagrass habitats to maintain biodiversity.

SourceCalifornia Polytechnic State University·JournalEstuaries and Coasts·DateOct 29, 2021

“Towards Straintronics: Guiding Excitons in 2D Materials” -- CCNY & partners make breakthrough

A team of physicists and their collaborators created an excitonic wire, a one-dimensional channel for electrically neutral quasiparticles called excitons. This breakthrough could lead to innovative devices that operate at room temperature and replace certain tasks performed by standard transistor technology.

SourceCity College of New York·JournalScience Advances·TypeExperimental study·DateOct 29, 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.

Study of destructive California fire finds resilience planning must account for socially vulnerable

A recent study by Oregon State University researchers highlights the importance of considering the needs of socially vulnerable populations in disaster resilience planning. Schools and healthcare facilities play a crucial role in supporting student, teacher, and staff mental health, as well as providing essential services to the commun...

SourceOregon State University·JournalNatural Hazards·TypeCase study·DateOct 28, 2021

How to help consumers reduce interest payments across multiple credit card accounts

Researchers found that minimum payment requirements cause consumers to spread repayments evenly, leading to less paid to higher-interest debts. By displaying interest rates clearly, companies can help consumers make better repayment choices. Fintech products and policy changes can also aid in reducing interest payments.

SourceAmerican Marketing Association·JournalJournal of Marketing·DateOct 28, 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.

Heatwaves like ‘the Blob’ could decrease role of ocean as carbon sink

Researchers found that the 2013-2015 heatwave known as 'the Blob' reduced the Pacific Ocean's ability to absorb carbon dioxide, leading to a decrease in its role as a carbon sink. Microbial communities responded by shifting towards more nutrient-limited conditions, hindering the ocean's biological pump.

SourceUniversity of British Columbia·JournalCommunications Biology·DateOct 28, 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.

Scientists discover two coexisting pseudo-mirror heteromolecular telomeric g-quadruplexes differentially recognized by thioflavin T

Researchers describe two coexisting pseudomirror heteromolecular telomeric G-quadruplexes with distinct loop progressions differentially recognized by thioflavin T. The study highlights the impact of a single altered flanking base on mutual recognition between G-rich oligomers.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalNucleic Acids Research·TypeExperimental study·DateOct 28, 2021