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Science News Archive August 2022 - Page 7


Page 7 of 38

Tendon tissue plus parathyroid hormone reproduces a normal meniscus

A group of researchers from Osaka Metropolitan University found that administering parathyroid hormone to rat Achilles tendons increased the production of cartilaginous matrix and promoted chondrogenic differentiation. This breakthrough discovery may lead to improved outcomes for meniscal reconstruction surgery, protecting knee cartila...

SourceOsaka Metropolitan University·JournalThe American Journal of Sports Medicine·TypeExperimental study·DateAug 26, 2022

Brothers and sisters shape character less than thought

A study of over 80,000 adults from nine countries found that siblings have a surprisingly small impact on personality in adulthood. The research refutes the idea that growing up with brothers or sisters causes certain personality traits to develop in the long term.

SourceUniversity of Zurich·JournalPSYCHOLOGICAL JOURNAL·TypeExperimental study·DateAug 26, 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.

Cameras candidly capture bushmeat mammals to avert crisis

A team of researchers from Kyoto University and Cameroon used camera trap surveys to predict the total biomass of large rodents and duikers in southeast Cameroon. They developed six candidate indicators, including the ratio of red duikers to blue duikers, which showed positive linear correlations with total bushmeat biomass.

SourceKyoto University·JournalJournal of Applied Ecology·TypeObservational study·DateAug 26, 2022

NIH-funded pediatric COVID-19 testing study finds school-aged children can self-swab

A new study found that school-aged children can successfully use a nasal swab to obtain their own COVID-19 test specimen, providing data for recommendations on self-swabbing in schools and other settings. The study showed that children as young as 4 years old can follow instructions and collect their own samples with high accuracy.

SourceNIH/National Institute of Biomedical Imaging & Bioengineering·JournalJAMA·TypeExperimental study·DateAug 26, 2022

The evolution of mucus: How did we get all this slime?

Researchers identified 15 instances of mucinization, where new mucins emerged from non-mucin proteins by adding repeating sequences. This process transformed the proteins into mucins with gooey consistency, contributing to their various biological functions.

SourceUniversity at Buffalo·JournalScience Advances·DateAug 26, 2022

Keeping balance between inside and outside

Gut epithelial cells control mutualism between host immune system and gut microbiome by regulating SFB and Th17 cell levels. Lack of IκBζ gene impairs defense mechanisms against pathogens, leading to inflammatory diseases.

SourceToho University·JournalMucosal Immunology·TypeExperimental study·DateAug 26, 2022

Experimental verification of generalized eigenstate thermalization hypothesis in integrable system

Researchers experimentally verified the generalized eigenstate thermalization hypothesis (GETH) using a quantum-walk platform. They demonstrated that any superposition state within a small energy-momentum window relaxes to the same reduced state, independent of the initial state.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateAug 26, 2022
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Optimizing wind flow simulations

Researchers at the University of Oldenburg and Fraunhofer IWES collaborate on a new project to develop more accurate wind flow simulations using artificial intelligence. The goal is to reduce computing times and enhance precision, ultimately accelerating innovation in wind turbine design.

SourceUniversity of Oldenburg·DateAug 26, 2022

Mimicking termites to generate new materials

Scientists at Caltech have developed a framework for designing new materials inspired by the fundamental rules of termite nests. The 'virtual growth program' simulates natural growth patterns and generates disordered geometries with unique mechanical properties.

SourceCalifornia Institute of Technology·JournalScience·TypeComputational simulation/modeling·DateAug 26, 2022

Cardiac arrest survival rate rising

The study found that the probability of surviving cardiac arrest outside hospital has more than doubled in 30 years, from approximately 5% to 11%. The improvement is attributed to increased CPR training and better healthcare resources. However, ambulance delays and an increase in difficult-to-treat cases are hindering further progress.

SourceUniversity of Gothenburg·JournalEuropean Heart Journal·TypeData/statistical analysis·DateAug 26, 2022
Apple iPhone 17 Pro

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

New drug candidate developed to treat type 2 diabetes

Researchers have combined tesaglitazar and GLP-1 in a new hormone combination for type 2 diabetes treatment, improving glucose metabolism with minimal doses. The new drug has shown promise in animal studies, reducing kidney damage and increasing insulin sensitivity.

SourceDeutsches Zentrum fuer Diabetesforschung DZD·JournalNature Metabolism·TypeExperimental study·DateAug 26, 2022

Natural climate solutions help mitigate climate change in China

A Chinese research group found that China's natural climate solutions (NCS) can counterbalance 11-12% of industrial CO2 emissions by 2030. The study quantified NCS pathways, including conservation, restoration, and improved forest management, and estimated their contribution to climate change mitigation.

SourceChinese Academy of Sciences Headquarters·JournalNature Climate Change·TypeMeta-analysis·DateAug 26, 2022

New evidence shows planting around school playgrounds protects children from air pollution

A new study published in Scientific Reports shows that selectively planting vegetation between roads and playgrounds can cut toxic air pollution reaching school children. Western red cedar tredges were found to be most effective at capturing particulate matter, with almost half of black carbon and 46% of fine particles eliminated.

SourceLancaster University·JournalScientific Reports·TypeExperimental study·DateAug 26, 2022
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Therapeutic viruses help turbocharge the immune system against cancer

A combination of immunotherapy and virotherapy using myxoma virus provides new hope for patients with treatment resistant cancers. The approach boosts the immune capacity to effectively target and destroy cancer cells, inducing a form of cell death called autosis.

SourceArizona State University·JournalCancer Cell·TypeExperimental study·DateAug 26, 2022

Neuronal back-up system discovered

A study at MedUni Vienna identified a glycerol-3-phosphate shuttle system as an essential back-up in neurons, ensuring sufficient energy supply even when one regulatory system fails. The system follows a hierarchy, with deployment triggered by the failure of other two mechanisms to function adequately.

SourceMedical University of Vienna·JournalJNeurosci·DateAug 26, 2022

Tracking small-scale fishers

Researchers gauged small-scale fishers' willingness to use vessel tracking systems, finding that safety functionality and ownership of data were key factors. In a survey of 211 fishers, 67% were willing to pay for the technology, while those citing corruption as their main problem were more likely to participate if paid.

SourceUniversity of California - Santa Barbara·JournalOcean & Coastal Management·DateAug 26, 2022

Economical PEF production

A new titanium-based photocatalyst overcomes production inefficiencies in polyethylene furandicarboxylate (PEF), a biobased plastic replacement for PET. The catalyst increases efficiency by shifting light absorption to the visible range, reducing unwanted byproducts and requiring less UV light.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateAug 26, 2022

Durable coating kills COVID virus, other germs in minutes

A new durable coating developed by University of Michigan engineers can kill 99.9% of microbes, including SARS-CoV-2, E. coli, and MRSA, for months on end. The coating combines tea tree and cinnamon oils with polyurethane to create a long-lasting antimicrobial surface.

SourceUniversity of Michigan·JournalMatter·DateAug 26, 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.

Oldest case of a rare genetic condition discovered

Researchers have discovered the oldest clinical case of Klinefelter Syndrome in a 1,000-year-old skeleton from Portugal, providing new insights into the prevalence of the condition throughout human history. The study used a combination of genetic, statistical, and anthropological analysis to confirm the diagnosis.

SourceAustralian National University·JournalThe Lancet·TypeObservational study·DateAug 26, 2022

High-speed random number generation using self-chaotic microcavity lasers

Researchers developed a novel approach to generate high-speed random numbers using self-chaotic microcavity lasers. The study achieved physical random numbers at 10 Gb/s, paving the way for small and robust random signal sources.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateAug 26, 2022

U-M analysis challenges U.S. Postal Service electric vehicle environmental study

A University of Michigan study finds that an all-electric mail-delivery fleet would reduce lifetime greenhouse gas emissions by 14.7-21.4 million metric tons compared to gasoline-powered vehicles, up to 63% lower than previously estimated. The study highlights flaws in the USPS environmental analysis.

SourceUniversity of Michigan·JournalEnvironmental Science & Technology·DateAug 26, 2022

New treatment principle for chronic hepatitis B and D infections

Researchers have developed a new treatment principle that combines DNA-based and protein-based vaccines to stimulate the immune system against both hepatitis B and D viruses. The treatment has been shown to protect cultured cells against HBV and HDV infection, producing high levels of neutralizing antibodies and T-cells.

SourceKarolinska Institutet·JournalGut·TypeExperimental study·DateAug 26, 2022
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.

Pediatric cardiologists uncover possible cause of racial disparity affecting congenital heart disease

A recent study by pediatric cardiologists has found that certain maternal health conditions can partially explain the racial disparities in congenital heart disease outcomes. The research assessed over 8,000 infant and mother records from diverse populations and identified placental and metabolic syndromes as contributing factors.

SourceMedical University of South Carolina·JournalThe Journal of Pediatrics·TypeData/statistical analysis·DateAug 26, 2022

Bacterial pore formers pack a punch, one molecule at a time

Researchers developed a single-molecule technique to investigate how bacterial proteins form pores in mammalian cells. They tracked the assembly of perfringolysin O protein and found that it forms pores even before complete ring formation is completed.

SourceUniversity of New South Wales·JournaleLife·TypeExperimental study·DateAug 25, 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.

Cotton gene-editing project paves a new path for plant protection

A three-year project aims to research novel pest management tools for cotton production by modifying terpene biosynthesis in cotton using a transgene-free CRISPR/CAS9 approach. The goal is to silence genes that produce monoterpenes, reducing infestations and pesticide use.

SourceTexas A&M AgriLife Communications·DateAug 25, 2022

Diversity is everyone’s responsibility: Researchers outline a path to representation in cancer clinical trials

Researchers outline a five-step approach to increase racial representation in cancer clinical trials through DRIVE: Diversity officer, Ranking of clinical studies, Individual diversity plan, Verification, and Training. This can lead to more inclusive and individualized treatment for diverse patient populations.

SourceAmerican Society of Hematology·JournalBlood Advances·DateAug 25, 2022

Feeling anxious or blue? Ultra-processed foods may be to blame

Researchers found a strong association between ultra-processed food consumption and adverse mental health symptoms, including depression, anxiety, and mentally unhealthy days. The study suggests that the high sugar, salt, and saturated fat content of ultra-processed foods may contribute to these negative effects.

SourceFlorida Atlantic University·JournalPublic Health Nutrition·TypeMeta-analysis·DateAug 25, 2022

‘Dangerous’ and ‘extremely dangerous’ heat stress to become more common by 2100

A new study predicts that record-breaking heat waves will become more frequent in places like North America and Europe by 2100. The research suggests that even if countries meet the Paris Agreement goal of limiting warming to 2°C, dangerous heat stress could double by 2100 in the tropics.

SourceUniversity of Washington·JournalCommunications Earth & Environment·TypeData/statistical analysis·DateAug 25, 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.

3D printing of starch for personalised medicine development

A University of the Basque Country team has successfully produced starch-based pharmaceutical tablets using 3D printing technology. The tablets display varying release properties depending on the type of starch used, offering promising solutions for personalized medicine and tailored drug delivery.

SourceUniversity of the Basque Country·JournalInternational Journal of Pharmaceutics·DateAug 25, 2022

New study demonstrates clinical and financial impact of patient exposure to ill healthcare worker in long-term care facility

A Japanese study found that a single ill healthcare worker caused respiratory infections among 17 patients, resulting in $12,324 in medical costs. The findings highlight the importance of addressing presenteeism and its impact on patient safety.

SourceAssociation for Professionals in Infection Control·JournalAmerican Journal of Infection Control·TypeData/statistical analysis·DateAug 25, 2022

Journal of Pharmaceutical Analysis articles highlight the potential of nanotechnology to detect clinically useful biomolecules

Recent studies in Journal of Pharmaceutical Analysis highlight innovative nanosensors for efficient biomolecular detection, including rutin, paracetamol, and hypochlorite. These advancements enable high sensitivity and reliability in clinical samples, paving the way for improved patient care.

SourceCactus Communications·JournalJournal of Pharmaceutical Analysis·TypeExperimental study·DateAug 25, 2022

Significant increase in freshwater entering Arctic Ocean through Bering Strait

Researchers confirm significant increase in freshwater entering the Arctic Ocean via the Bering Strait, leading to a decrease in saltiness and potential impacts on sea ice formation and regional ecosystems. This change could also affect climate-sensitive processes, such as deep water mixing in the North Atlantic.

SourceUniversity of Maryland Center for Environmental Science·JournalPLOS ONE·TypeData/statistical analysis·DateAug 25, 2022
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.

Trapping heat like black holes

Scientists discovered a mechanism to generate asymmetric temperature profiles without dynamic modulation, allowing for the imitated advection of heat. This phenomenon enables thermal trapping like that observed in black holes, with potential applications in waste heat recovery and thermal funneling.

SourceScience China Press·JournalNational Science Review·DateAug 25, 2022

New research demonstrates how maternal fat metabolism very early in pregnancy and fetal abdominal growth influence child weight and adiposity by 2 years of age.

A new study found patterns of fetal abdominal growth associated with maternal lipid metabolites that track newborn growth, adiposity, and development into childhood. The study monitored over 3,500 babies from birth to 2 years of age, providing insights into the complex interaction between maternal and fetal nutrition early in pregnancy.

SourceUniversity of Oxford·JournalThe Lancet·TypeObservational study·DateAug 25, 2022

Glowing tags reveal split-second activity of pathogenic circuitry

Researchers at Rice University have created a new optical tool called homo-FRET that allows them to observe the real-time activity of two-component systems in bacteria. This breakthrough enables scientists to study the behavior of deadly pathogens and antibiotic-resistant bacteria, shedding light on their mechanisms and potential targe...

SourceRice University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateAug 25, 2022

Pandemic response in Mayotte: How approaches need to be adapted to local community needs

The COVID-19 pandemic had a devastating impact on Mayotte, with over 4,000 laboratory-confirmed cases causing interruptions in work and healthcare services. The island's unique socioeconomic vulnerability and communication challenges affected the surveillance and monitoring of the outbreak.

SourceEuropean Centre for Disease Prevention and Control (ECDC)·JournalEurosurveillance·TypeData/statistical analysis·DateAug 25, 2022

New CRISPR-Cas system with on-off switch cuts proteins

Researchers from TU Delft discovered a CRISPR-Cas system that cuts proteins instead of DNA, opening doors to sensing RNA molecules in pathogens. The cutting protein has an on-off switch that only activates when recognizing viral RNA, causing dormancy and preventing virus multiplication.

SourceDelft University of Technology·JournalScience·TypeMeta-analysis·DateAug 25, 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.

Understanding healthy function of tau, protein associated with dementia

New research reveals that tau protein can self-assemble to form an envelope around microtubules, compacting them and affecting how other proteins attach. This novel behavior may play a regulatory role in healthy brain tissue, bringing us closer to understanding its connection to disease.

SourceUniversity of California - Davis·JournalNature Chemical Biology·TypeExperimental study·DateAug 25, 2022

Nontoxic material found to be ultra-strong solar energy harvester

Researchers at Imperial College London have developed a new material, sodium bismuth sulfide (NaBiS2), that can absorb comparable levels of sunlight as conventional silicon solar cells but with 10,000 times lower thickness. The material has potential for making lightweight solar cells suitable for aerospace applications.

SourceImperial College London·JournalNature Communications·DateAug 25, 2022

Miniaturized high-performance filter capacitor based on structurally integrated carbon tube grids

A new type of filter capacitor is developed using structurally integrated carbon tube grids, achieving high frequency response performance and volumetric capacitance. The capacitors are expected to be used in electronic circuits for AC line-filtering, providing a solution to the limitations of traditional aluminum electrolytic capacitors.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalScience·DateAug 25, 2022

Public call for tougher restrictions on buying tobacco in Britain

A new UCL-led study found that most British adults support stricter tobacco regulations, including banning sales near schools and raising the legal age to 21. The survey of over 1,700 adults in England and Scotland showed strong majority support for these policies.

SourceUniversity College London·JournalTobacco Control·TypeSurvey·DateAug 25, 2022

New nanophotonic coating could aid thermal management and counter-surveillance efforts

Researchers have developed a new nanophotonic coating that can effectively manage body temperature without the need for external energy sources. The coating, which is transparent to visible light and infrared radiation, has been shown to provide a 15°C higher heating effect than commercial clothing.

SourceUniversity of Illinois Grainger College of Engineering·JournalAdvanced Functional Materials·DateAug 25, 2022
Celestron NexStar 8SE Computerized Telescope

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

Study shows a single cover crop can outperform mixtures

A recent study found that a single high-performing cover crop can effectively suppress weeds, even surpassing the benefits of mixtures containing multiple species. The research demonstrated that monoculture cover crops, such as buckwheat and oat, outperformed average mixtures in terms of productivity and weed suppression.

SourceCambridge University Press·JournalWeed Science·TypeExperimental study·DateAug 25, 2022

Climate change: Australian bushfires linked to largest stratospheric warming recorded in three decades

A study published in Scientific Reports found that Australian bushfires contributed to the highest recorded temperature in the lower stratosphere since the early 1990s. The smoke aerosols emitted by the fires led to a significant increase in stratospheric temperatures, with a modelled temperature spike of around 0.65 degrees Celsius.

SourceScientific Reports·JournalScientific Reports·DateAug 25, 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.

Concordia researchers present a blueprint for building green

A new paper from Concordia University's Next-Generation Cities Institute outlines the challenges and realities of sustainable real estate development. The study identifies key stakeholders and building life-cycle processes to reduce carbon footprint. Cities can use municipal policies and incentives, such as fast-track zoning and densit...

SourceConcordia University·JournalSustainability·TypeCase study·DateAug 25, 2022

A cellular engineering breakthrough: High-yield CRISPR without viral vectors

Researchers at Gladstone Institutes and UCSF have developed a new approach to introduce long DNA sequences into cells with remarkable efficiency. The technology, which uses single-stranded DNA templates, overcomes the limitations of traditional viral vectors and has the potential to make cell therapies faster, better, and less expensive.

SourceGladstone Institutes·JournalNature Biotechnology·DateAug 25, 2022

*Free* Perseverance rover investigates the geologic history of Jezero crater on Mars

The Perseverance rover has revealed a crater floor composed of igneous rocks altered by water, with core samples stored for potential return to Earth. The rover's radar scans also suggest a layered structure beneath the surface, indicating history of igneous activity and repeated exposure to liquid water.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateAug 25, 2022

Chinese researchers identify new molecular targets into nonalcoholic steatohepatitis

Researchers have identified Insulin like growth factor 2 mRNA binding protein 2 (IGF2BP2) as a key regulator in the development and progression of nonalcoholic steatohepatitis. IGF2BP2 overexpression was found to induce liver steatosis, inflammation, and injury in healthy mice, while knockdown improved NASH pathogenesis.

SourceHigher Education Press·JournalLife Metabolism·TypeExperimental study·DateAug 25, 2022

Study uncovers differences in saliva bacteria of students with recent suicidal thoughts August 25, 2022

Researchers discovered a significant difference in saliva bacteria between college students who reported recent suicidal thoughts and those without. Students with recent suicidal ideation had higher levels of bacteria associated with inflammatory health conditions and lower levels of Alloprevotella rava, which promotes brain health.

SourceUniversity of Florida·JournalScientific Reports·TypeObservational study·DateAug 25, 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.