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Science News Archive September 2022


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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

Apple iPhone 17 Pro

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

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.

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.

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.

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.

Fluke 87V Industrial Digital Multimeter

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

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.

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.

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.

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.

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.

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.

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.

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.

Celestron NexStar 8SE Computerized Telescope

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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.