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Science News Archive September 2022 - Page 16


Page 16 of 38

Killer cells get better with age

Research by Saarland University scientists reveals that killer T cells become more effective and powerful with age, making them a promising tool for cancer immunotherapy. The study's findings suggest that older patients' immune systems can produce more potent killer cells to fight off pathogens.

SourceSaarland University·JournalAging Cell·DateSep 21, 2022

Stain-resistant school uniforms could expose children to harmful chemicals

Millions of schoolchildren in the US and Canada are exposed to potentially harmful levels of per- and polyfluoroalkyl substances (PFAS) through stain-resistant school uniforms. The study found concentrations as high as those in outdoor clothing, posing health risks such as cancer and severe COVID-19 outcomes.

SourceIndiana University·JournalEnvironmental Science & Technology·TypeData/statistical analysis·DateSep 21, 2022
Apple iPhone 17 Pro

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

Telehealth makes hearing health care more equitable

Digital health technology enables quality healthcare access regardless of location, monitoring individuals exposed to excessive noise or ototoxic medication. Researchers explore how telehealth can facilitate the prevention of permanent hearing loss and close the gap on hearing health disparities.

SourceAmerican Institute of Physics·JournalThe Journal of the Acoustical Society of America·DateSep 20, 2022

Genetic variants linked to congenital urinary tract obstruction in males

A genome-wide study has identified two genetic variants and structural changes in chromosomes associated with posterior urethral valves, a condition that affects 1 in 4,000 males. The study highlights the importance of including diverse populations in genetic studies to identify genetic contributors to rare conditions.

SourceeLife·JournaleLife·DateSep 20, 2022
Fluke 87V Industrial Digital Multimeter

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

High-performance and high-reliability artificial synaptic semiconductor device regarding next-generation brain-mimicking computing

Researchers at KIST discovered critical variables to maximize the performance of artificial synaptic devices, leading to improved plasticity and information preservation. The developed device achieved approximately 50 times more efficiency and 63 times increased information retention compared to existing devices.

SourceNational Research Council of Science & Technology·JournalNature Communications·DateSep 20, 2022

Study finds significant increase in firearm assaults in states that relaxed conceal carry permit restrictions

A new study by the Johns Hopkins Bloomberg School of Public Health found that relaxing conceal carry permit restrictions led to a significant increase in firearm assaults, with an average rate of 12.75 per 100,000 people. States with shall issue laws and live-firearm training requirements did not see the same increases in gun violence.

SourceJohns Hopkins Bloomberg School of Public Health·DateSep 20, 2022

Longer life due to faulty RNA processing

Researchers discovered a gene mutation that causes faulty RNA processing in worms, leading to increased longevity. The PUF60 gene affects the mTOR signalling pathway, which regulates cell metabolism and has been a target for anti-aging drugs.

SourceMax Planck Institute for Biology of Ageing·JournalNature Aging·TypeExperimental study·DateSep 20, 2022

Adolescents with severe obesity lost weight, kept it off, and erased comorbidities after bariatric surgery

A study by researchers from UTHealth Houston and the University of Miami found that adolescents with severe obesity who underwent bariatric surgery before age 22 lost significant weight and experienced complete remission of comorbidities such as diabetes, asthma, and elevated lipids. The study's results show that these young patients c...

SourceUniversity of Texas Health Science Center at Houston·JournalJournal of the American College of Surgeons·TypeData/statistical analysis·DateSep 20, 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.

Membranes help multiply microbial CO2 munching

Researchers at KAUST developed conductive membranes that stimulate microbial growth and separate biochemical products, reducing the CO2 conversion time from over 30 days to just one month. The membranes use nickel nanoparticles to catalyze hydrogen production, enhancing efficiency and stability in microbial electrosynthesis systems.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalChemical Engineering Journal·DateSep 20, 2022

Can eyes on self-driving cars reduce accidents?

A new study at the University of Tokyo suggests that robotic eyes on autonomous vehicles can help pedestrians anticipate a vehicle's intentions, leading to safer crossings. The experiment found that participants made more cautious decisions when faced with moving eyes, with some males even reporting feeling safer.

SourceUniversity of Tokyo·TypeExperimental study·DateSep 20, 2022

Did my computer say it best?

A study from the University of Georgia shows people who rely on algorithms for creative tasks don't improve their performance and are more likely to trust low-quality advice. Participants preferred algorithm-derived advice over human-based advice, even when confident in their answers.

SourceUniversity of Georgia·JournalScientific Reports·DateSep 20, 2022

Fundamental research improves understanding of new optical materials

Scientists develop a colloidal synthesis method for alkaline earth chalcogenides, allowing control over nanocrystal size and surface chemistry. This enables the creation of more sustainable and environmentally friendly materials with potential applications in solar panels, LEDs, and bioimaging.

SourceDOE/Ames National Laboratory·JournalACS Nano·DateSep 20, 2022

High-fat diets trigger inflammatory immune cell generation in bone

A study found that high-fat diets fuel the creation of inflammatory immune cells in mouse bone marrow. These cells can later invade fat tissue, leading to insulin resistance and other complications associated with obesity. The bone marrow's sensitivity to environmental changes plays a crucial role in this process.

SourceeLife·JournaleLife·DateSep 20, 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.

Drug overdose deaths during pandemic

The COVID-19 pandemic has worsened racial disparities in drug overdose death rates in the United States, with Hispanic and American Indian populations bearing the greatest burden. Researchers analyzed data from 2020 to 2021 and found that these groups experienced significantly higher overdose death rates compared to non-Hispanic whites.

SourceJAMA Network·JournalJAMA Network Open·DateSep 20, 2022

How to tell the difference between Kawasaki Disease and MIS-C

UC San Diego researchers created the first diagnostic tool to differentiate between Kawasaki Disease and Multisystem Inflammatory Syndrome in Children (MIS-C) using a novel artificial intelligence-guided algorithm. The algorithm achieved accuracy exceeding 90% with simple test results and physical exam features.

SourceUniversity of California - San Diego·JournalThe Lancet Digital Health·DateSep 20, 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.

Discovery explains cancer chemotherapy resistance, offers solution

Cancer cells become resistant to chemotherapies by slowing down DNA replication forks, allowing them to avoid collisions with chemotherapy drugs. A kinase called DNA-PKcs acts as a sensor when a fork is stressed and promotes slowing of the fork and chemo-resistance.

SourceCornell University·JournalMolecular Cell·DateSep 20, 2022

Advanced imaging sheds light on immune escape of shape-shifting fungus

Advanced imaging technology reveals how Candida albicans uses 'alien-like' shape shifting to evade immune cells and trigger harmful immune responses. The study provides new insights into the mechanisms behind this escape, revealing several escape mechanisms enabled by fungal toxin candidalysin.

SourceMonash University·JournalCell Reports·TypeExperimental study·DateSep 20, 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.

Sensing pressure using paper

Researchers have developed a novel pressure sensor using paper as the medium, achieving high sensitivity and detecting a broad range of pressures. The sensor's structure and multilayering enable conductive properties, making it suitable for flexible and wearable electronic devices in healthcare and other industries.

SourceIndian Institute of Science (IISc)·JournalACS Sustainable Chemistry & Engineering·DateSep 20, 2022

Silicon nanopillars for quantum communication

Researchers created silicon nanopillars using MacEtch, a wet etching technique that generates light particles at the right wavelength to proliferate in optical fibers. This breakthrough enables practical quantum communication via optical fibers.

SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalJournal of Applied Physics·TypeExperimental study·DateSep 20, 2022

Embryo blood cells are stem cell-independent

Research at Kumamoto University reveals that fetal liver blood cells are stem cell-independent, contrary to the long-held view that HSCs are essential for their production. The study provides new insights into the origin of HSCs and suggests a reconsideration of their role in embryo formation.

SourceKumamoto University·JournalNature·TypeExperimental study·DateSep 20, 2022

Chimpanzee stone tool diversity

A new analysis of chimpanzee stone tools shows diverse material culture across different groups. Researchers found notable differences between two groups in Guinea and the Taï Forest in Côte d'Ivoire, highlighting the significance of stone choice, availability, and nut species.

SourceMax Planck Institute for Evolutionary Anthropology·JournalRoyal Society Open Science·DateSep 20, 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.

War-zone related stress may lead to changes in the microstructure of the brain

A study at Brigham and Women's Hospital found that war-zone related stress can alter the brain's limbic gray matter regions, affecting basic emotions and drives. These structural changes are associated with cognitive functioning, including improved verbal short-term memory and processing speed.

SourceBrigham and Women's Hospital·JournalJAMA Network Open·TypeObservational study·DateSep 20, 2022

Statin use not justified for healthy people with high cholesterol

A new study published in Current Opinion in Endocrinology, Diabetes and Obesity suggests that statin therapy is not justified for healthy individuals with high cholesterol. The research found a very weak association between low-density lipoprotein-cholesterol (LDL) and the risk of heart disease and stroke.

SourceUniversity of South Florida·JournalCurrent Opinion in Endocrinology Diabetes and Obesity·TypeLiterature review·DateSep 20, 2022

Fiber-optic sensing probe: Quasi-3D plasmonic structures on fiber tips

Researchers have developed a quasi-3D plasmonic structure on fiber tips, enabling high-sensitivity detection of refractive index changes and physical adsorption. The device's noise-equivalent detection limit reaches 10^-7 RIU, outperforming existing sensors.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight: Advanced Manufacturing·DateSep 20, 2022

Cancer in adolescent and young adult women before pregnancy does not increase risk for stillborn births, according to UTHealth Houston research

A recent study published in the Journal of the National Cancer Institute found that cancer and chemotherapy do not appear to increase the risk of stillbirth among adolescent and young adult women who later become pregnant. The study included data from 11,696 deliveries to over 8,400 women diagnosed with cancer between 1995 and 2015.

SourceUniversity of Texas Health Science Center at Houston·TypeData/statistical analysis·DateSep 20, 2022
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.

Climate change may impact marine environments more than anything else

Researchers from the University of Gothenburg and elsewhere are showing that climate change must be considered in marine planning. The ClimeMarine project has studied the effects of temperature and salt content changes on ecosystems and species, finding that they may impact more than other environmental factors combined.

SourceUniversity of Gothenburg·JournalGlobal Change Biology·TypeData/statistical analysis·DateSep 20, 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.

Nurturing developing neurons: How microglia, the main immune cells of the brain contribute to brain development by interacting with newborn neurons

Researchers discovered specialized direct contact sites between microglial cells and developing neurons, regulating brain development. Inhibiting these interactions disrupts normal cerebral cortex structure, highlighting microglia's crucial regulatory role in brain development.

SourceInstitute of Experimental Medicine·JournalCell Reports·TypeExperimental study·DateSep 20, 2022

Discovery illuminates how Parkinson’s disease spreads in the brain

A new study reveals that aggregates of the protein alpha-synuclein spread in the brains of people with Parkinson's disease through a cellular waste-ejection process called lysosomal exocytosis. This process can lead to the deaths of neurons and ultimately result in the characteristic symptoms of the disease.

SourceWeill Cornell Medicine·JournalNature Communications·DateSep 20, 2022

Using a mobile app to check the air they breathe

A mobile app will be developed to record cigarette smoke exposure and other air pollutants in everyday locations, engaging Black and American Indian youth as Citizen Scientists. The study aims to enhance youth engagement in healthy environments and local clean-air policies.

SourceDfusion (United States)·DateSep 20, 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.

Passive cooling system could benefit off-grid locations

A new passive cooling system developed at MIT combines radiative, evaporative, and thermal insulation to provide up to 19 degrees Fahrenheit of cooling from ambient temperature. This technology has the potential to significantly reduce energy consumption and extend food storage in off-grid locations.

SourceMassachusetts Institute of Technology·JournalCell Reports Physical Science·DateSep 20, 2022

How the brain develops: a new way to shed light on cognition

A new neurocomputational model introduces a three-level information processing framework to understand brain development and cognition. The model focuses on Hebbian learning and reinforcement learning, highlighting two fundamental mechanisms for multilevel cognitive ability development in biological neural networks.

SourceUniversity of Montreal·JournalProceedings of the National Academy of Sciences·DateSep 20, 2022

Massive outback rock art site reveals ancient narrative

Researchers uncovered a unique story behind Marra Wonga rock art site, featuring animal tracks, lines, grooves, and hand-related stencils. The site's composition appears to be linked to the Seven Sisters Dreaming story, with designs spread across the length in a particular order.

SourceTaylor & Francis Group·JournalAustralian Archaeology·DateSep 20, 2022

Scientists find that wolves can show attachment toward humans

Researchers at Stockholm University found wolves can show attachment towards humans, discriminating between familiar and stranger individuals. The study suggests ancestral variation for human-dog attachment bonds, potentially explaining similarities in canine behavior.

SourceStockholm University·JournalEcology and Evolution·TypeObservational study·DateSep 20, 2022

541-million-year-old 3D fossil algae reveal modern-looking ancestry of the plant kingdom

A new genus and species of algae called Protocodium sinense has been discovered in China, providing new insight into the early diversification of the plant kingdom. The fossils are remarkably modern-looking and suggest that green algae were already established in shallow waters as carbon dioxide recyclers and oxygen producers before th...

SourceUniversity of Toronto·JournalBMC Biology·TypeImaging analysis·DateSep 20, 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.

Despite frequent sightings: Red squirrel habitats in Berlin are small and fragmented

Researchers used computer models to link red squirrel sightings to environmental parameters, identifying areas with missing ecological corridors. The study aims to improve urban planning by understanding the challenges faced by urban squirrels due to habitat fragmentation and climate change.

SourceLeibniz Institute for Zoo and Wildlife Research (IZW)·JournalFrontiers in Ecology and Evolution·TypeComputational simulation/modeling·DateSep 20, 2022

Plastic degradation in the ocean contributes to its acidification

A new study reveals that plastic degradation releases organic compounds and CO2 into the water, causing a drop in pH levels. The study found that aged plastic contributes significantly more to ocean acidification than new plastic, with some types of plastic releasing up to 0.5 pH units.

SourceInstitut de Ciències del Mar (ICM-CSIC)·JournalScience of The Total Environment·TypeExperimental study·DateSep 20, 2022

Stowers scientists use zebrafish to understand the connection between the immune system and regeneration

Stowers scientists investigate macrophage activation states in zebrafish sensory organ, discovering three distinct anti-inflammatory pathways that may inform human regenerative immunotherapies. The study provides valuable insights into the timing and genetic programs of macrophages, a type of white blood cell, in repair and regeneration.

SourceStowers Institute for Medical Research·JournalNature Communications·TypeExperimental study·DateSep 20, 2022

When school feels ‘like prison,’ test scores, college attendance drop

A Johns Hopkins University study finds that high school security measures lead to lower math scores and reduced college enrollment across all students, regardless of behavior. The 'safety tax' imposed by excessive surveillance has a disproportionate impact on marginalized groups.

SourceJohns Hopkins University·JournalJournal of Criminal Justice·DateSep 20, 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.

Tracking a network of 100,000 mutants

Researchers at OIST Graduate University have experimentally shown the concept of a neutral network, vital for increasing diversity, by designing and testing over 120,000 RNA variants. They found a large number of accessible pathways between two variants, challenging previous theoretical predictions.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalNature Communications·TypeExperimental study·DateSep 20, 2022

New MSU research: How nature handles Earth's nitrogen

Researchers at Michigan State University have made significant contributions to our understanding of the nitrogen cycle, a complex process that underlies the balance of nitrogen in the environment. The team, led by Timothy Warren, has uncovered new pathways and reactions involved in the conversion of nitric oxide to nitrous oxide.

SourceMichigan State University·JournalNature Chemistry·DateSep 20, 2022

How fear memories get stuck in some brains

Researchers at Linköping University discovered a biological mechanism that increases the strength of fear memories stored in the brain. This finding provides new knowledge on the mechanisms behind anxiety-related disorders and identifies shared mechanisms with alcohol dependence.

SourceLinköping University·JournalMolecular Psychiatry·TypeExperimental study·DateSep 20, 2022

Could monoclonal antibodies replace opioids for chronic pain?

Researchers at UC Davis aim to develop monoclonal antibodies that can bind to specific ion channels in nerve cells, inhibiting pain signal transmission. The goal is to create a monthly, non-addictive pain medication to replace opioids, which can lead to addiction.

SourceUniversity of California - Davis Health·DateSep 20, 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.