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Science News Archive October 2022 - Page 27


Page 27 of 37

Predicting risk of aneurysm rupture

Aneurysms occur when blood vessel thins and expands, leading to increased stress on walls and rising rupture probability. The new model uses computed tomography scans to reconstruct geometry and blood flow patterns.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateOct 11, 2022

Past the breaking point

Researchers from the University of Tokyo simulated fracture in amorphous solids to better understand material fatigue. They found that the critical strain for irreversible deformation is the same for both fatigue and monotonic fractures.

SourceInstitute of Industrial Science, The University of Tokyo·JournalCommunications Materials·DateOct 11, 2022

Thirdhand smoke can trigger skin diseases

A UC Riverside-led study found that acute THS exposure initiates mechanisms of inflammatory skin disease and elevates urinary biomarkers of oxidative harm. The researchers discovered elevated molecular biomarkers in blood associated with early-stage activation of contact dermatitis, psoriasis, and other skin conditions.

SourceUniversity of California - Riverside·JournalEBioMedicine·TypeExperimental study·DateOct 11, 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.

Second patient to receive a first-of-its-kind surgery

A landmark surgery using stem cells has been performed on a fetus with spina bifida, aiming to repair the defect before birth. The surgery was successful, and the baby was born healthy with no significant complications.

SourceUniversity of California - Davis Health·TypeRandomized controlled/clinical trial·DateOct 11, 2022

Team uses digital cameras, machine learning to predict neurological disease

A team of researchers used digital cameras and machine learning algorithms to develop a system that can predict gait dysfunctions in people with multiple sclerosis and Parkinson's disease. The study revealed that several algorithms were over 75% accurate at detecting differences between those with the conditions and those without.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalIEEE Journal of Biomedical and Health Informatics·TypeComputational simulation/modeling·DateOct 11, 2022

Deaths following childbirth in sub-Saharan Africa underestimated

A new analysis found that women in sub-Saharan Africa continue to face a higher risk of death following childbirth beyond the standard 42-day postpartum limit. The research, published in The Lancet Global Health, suggests that this risk remains elevated until around four months after childbirth.

SourceLondon School of Hygiene & Tropical Medicine·JournalThe Lancet Global Health·DateOct 11, 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.

Development of a potential microRNA medicine against KRAS mutant cancers

A chemically modified microRNA, miR-143#12, has been developed to target KRAS mutant cancers, demonstrating potent antiproliferative activity against colon cancer cell lines and significant tumor growth inhibition in mouse models. The microRNA suppresses the expression of key genes in the KRAS signaling network, inducing cell death at ...

SourceGifu University·JournalMolecular Therapy — Nucleic Acids·DateOct 11, 2022

James Webb Space Telescope reveals new surprises on galaxy organic molecules near black holes

The James Webb Space Telescope has discovered that polycyclic aromatic hydrocarbons (PAHs) can survive in the vicinity of supermassive black holes at the centers of active galaxies. This challenges previous studies that predicted their destruction, and reveals new insights into galaxy evolution.

SourceUniversity of Oxford·JournalAstronomy and Astrophysics·TypeData/statistical analysis·DateOct 11, 2022

Mental health issues in quarantined cruisers

The study found anxiety, insomnia, and depression were prevalent mental health issues among quarantined individuals. Around 70% of mental health issues resolved with brief counseling sessions, highlighting the need for targeted support in disaster responses.

SourceUniversity of Tsukuba·JournalInternational Journal of Disaster Risk Reduction·DateOct 11, 2022

Broccoli gas: A better way to find life in space

Researchers find that airborne chemical methyl bromide is a compelling indicator of biological activity on other planets. Its detectability increases around M dwarf stars, making it an attractive target for future missions to search for extraterrestrial life.

SourceUniversity of California - Riverside·JournalThe Astrophysical Journal·DateOct 11, 2022

Properties of ‘baby talk’ similar across many languages

Research finds that certain features of 'baby talk' such as pitch, melody, and articulation rates have consistent properties across most world languages. However, the exaggeration of vowel sound differences varies significantly between languages. As infants develop language skills, IDS gradually becomes more similar to adult speech style.

SourceUniversity of York·JournalNature Human Behaviour·TypeMeta-analysis·DateOct 11, 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.

Making tumor diagnosis kinder to kidneys

Researchers develop molecular trick to detach radioactive substance from drug, allowing it to be excreted in urine. This approach enables efficient detection of tumors while minimizing harm to kidneys.

SourcePaul Scherrer Institute·JournalBioorganic & Medicinal Chemistry·TypeExperimental study·DateOct 11, 2022

Home sensors can detect opioid withdrawal signs at night

A Washington State University pilot study showed that home sensors can accurately monitor overnight restlessness and sleep problems in people recovering from opioid use disorder. The sensors matched other monitoring methods about 89% of the time, validating patients' concerns about their disturbed sleep.

SourceWashington State University·JournalPain Management Nursing·DateOct 11, 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.

New post-Covid study reveals children want more space and time to play

A new study conducted by Swansea University explored 20,000 children's opinions on play pre and post-COVID-19 school closures. The research identified five themes, including the importance of having space to play, time with friends, and protected time to play in school and at home.

SourceSwansea University·JournalInternational Journal of Environmental Research and Public Health·TypeSurvey·DateOct 11, 2022

Monoclonal antibody improves cat allergen immunotherapy

A new approach to allergy treatment has shown promise in reducing symptoms of allergic rhinitis by 36% after just one year of treatment. The combination of a monoclonal antibody with cat allergy shots was found to be more effective than allergy shots alone in providing long-lasting symptom relief.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalJournal of Allergy and Clinical Immunology·DateOct 11, 2022

New characterization methods developed to identify light elements

Physicists have introduced a new technique for 3D nanoscale elemental analysis using ion-electron microscope systems, improving resolution to 15 nanometres and detecting hard-to-characterise elements like hydrogen and lithium. This device can be retrofitted to existing focused ion beam systems, optimizing the characterisation workflow.

SourceARC Centre of Excellence for Transformative Meta-Optical Systems·JournalNano Letters·TypeExperimental study·DateOct 11, 2022

Eye care research informs major WHO report

A new study reveals less than half of people over 50 worldwide have received spectacles or contact lenses needed to correct refractive error. The World Health Organisation aims to increase treatment coverage by 40 percentage points by 2030.

SourceAnglia Ruskin University·JournalThe Lancet Global Health·TypeData/statistical analysis·DateOct 11, 2022
Apple iPhone 17 Pro

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

Old drugs offer new ways of treating bowel cancer

Researchers at the University of Auckland have found that combining older drugs can greatly enhance effectiveness in treating bowel cancer. The study identifies two existing drugs, axitinib and pyrvinium, which target different pathways involved in cancer development.

SourceUniversity of Auckland·JournalMolecular Cancer Therapeutics·TypeExperimental study·DateOct 11, 2022

Rapid eye movements during sleep reveal the dreams of mice

Researchers have discovered that rapid eye movements during REM sleep can provide insight into the mechanism behind dreaming in mice. The study found that head direction cells continue to work during sleep, allowing scientists to measure the mouse's dreams for the first time.

SourceNetherlands Institute for Neuroscience - KNAW·JournalScience·TypeCommentary/editorial·DateOct 11, 2022

The new compound that destroys the MRSA superbug

Scientists at the University of Bath have discovered a novel polyamine that destroys MRSA superbug Staphylococcus aureus by disrupting its cell membrane, rendering it susceptible to antibiotics. The compound is also effective against biofilm and has shown promise as a potential new treatment option for antibiotic-resistant infections.

SourceUniversity of Bath·JournalFrontiers in Microbiology·TypeExperimental study·DateOct 11, 2022

New way to make new species

Researchers from University of Konstanz discovered a new species of cichlid fishes in Nicaraguan crater lake Xiloá through genetic hybridization. The hybrids exhibit transgressive traits and occupy a unique ecological niche, outcompeting parental species for food resources.

SourceUniversity of Konstanz·JournalNature Communications·TypeExperimental study·DateOct 11, 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.

Chromosome-scale genome of a gentle giant

Researchers have completed and released a chromosome-scale genome sequence of the Aldabra giant tortoise, providing a much-needed genetic resource for rescue efforts. The data will aid in breeding efforts, comparative studies with other tortoise species, and understanding the species' remarkable size.

SourceGigaScience·JournalGigaScience·TypeExperimental study·DateOct 11, 2022

New insights on the genetic underpinnings of the vocal tract

A study using 3D MRI in 632 monozygotic and dizygotic twins found that genetic and environmental factors interact to shape the vocal tract, with some structures having low heritability. The results provide new evidence on the relative contributions of genetics and environment to anatomical differences among people.

SourceUniversity of Barcelona·JournalHuman Genetics·TypeRandomized controlled/clinical trial·DateOct 11, 2022

Medical history may help predict autism in young children, researchers find

A new study developed machine learning models to assess connections among hundreds of clinical variables and predict the likelihood of autism spectrum disorder in young children. The models used de-identified insurance claim data to identify risk factors and quantify their association with autism. This approach has promising potential ...

SourcePenn State·JournalBMJ Health & Care Informatics·TypeData/statistical analysis·DateOct 11, 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.

Nuclear fusion: A new solution for the instability problem

A research team has found a novel operating regime that prevents destructive plasma instabilities in fusion reactors, allowing for the controlled injection of particles at the plasma edge. This approach could lead to a more stable and efficient fusion reactor design.

SourceVienna University of Technology·JournalPhysical Review Letters·TypeExperimental study·DateOct 11, 2022

Researchers discover new multicellular bacteria species

Researchers have isolated a novel bacterial species, HS-3, that displays complex multicellular behavior and a reversible two-phase life cycle. The discovery reveals a previously unknown mechanism for the emergence of multicellularity in bacteria, suggesting that environmental factors played a crucial role.

SourceeLife·JournaleLife·DateOct 11, 2022

The future of marine biodiversity under global warming

A recent study by researchers at MARUM and ICBM found that plankton communities have migrated to higher latitudes since the last ice age, leading to the formation of new species assemblages. These changes occurred even after ocean temperatures stabilized, suggesting a non-uniform response to global warming.

SourceMARUM - Center for Marine Environmental Sciences, University of Bremen·JournalNature Ecology & Evolution·DateOct 11, 2022

Topological materials become switchable

Researchers have successfully switched on and off topological states in a material, exploiting the interaction of electrons to manipulate their behavior. The discovery opens up new possibilities for technical applications, including quantum computers and sensor technology.

SourceVienna University of Technology·JournalNature Communications·TypeExperimental study·DateOct 11, 2022
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.

UTD engineers join initiative to tackle hardware trojans

Researchers aim to improve detection and removal of hardware trojans, which can disrupt wireless communication and leak sensitive information. The project is part of a public-private partnership aiming to accelerate the translation of research findings into new technologies.

SourceUniversity of Texas at Dallas·DateOct 11, 2022

Tracking down satiety mechanisms in the stomach

Researchers at Leibniz-Institut für Lebensmittel-Systembiologie an der TU München discovered that casein digestion produces peptides with a satiating effect, stimulating gastric acid secretion via bitter receptors. This mechanism may help regulate food intake and maintain a healthy body weight.

SourceLeibniz-Institut für Lebensmittel-Systembiologie an der TU München·JournalJournal of Agricultural and Food Chemistry·TypeExperimental study·DateOct 11, 2022

AI that can learn patterns of human language

Researchers from McGill University and MIT developed an AI system that can learn the rules and patterns of human languages on its own. The model automatically generates higher-level language patterns that can be applied to different languages, achieving better results.

SourceMcGill University·JournalNature Communications·TypeComputational simulation/modeling·DateOct 11, 2022

STTR Award to LSU Health New Orleans spin-out company to develop new class of anticancer drugs for glioblastoma

WayPath Pharma has been awarded a $225,000 Phase I Small Business Technology Transfer (STTR) award to develop new metabolic drugs targeting tumor stem cells and crossing the blood-brain barrier. The funding aims to advance treatment options for glioblastoma, a highly aggressive brain cancer with limited treatment options.

SourceLouisiana State University Health Sciences Center·DateOct 11, 2022
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Surface enhanced Raman scattering monitoring tumor photodynamic therapy

Scientists developed a new method using surface-enhanced Raman scattering (SERS) to monitor the effects of photodynamic therapy on tumor cells. The method, which involves Au@CDs cascade nanozymes, enables real-time monitoring of reactive oxygen species (ROS) levels in the tumor microenvironment.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateOct 11, 2022

Learning about the first animals on Earth from life at the poles

New research suggests that the first animals on Earth could have evolved earlier than previously thought. Polar marine creatures' survival strategies might hold clues to understanding this phenomenon. The study examines the evolution of life in extreme cold and icy periods, with implications for our understanding of animal origins.

SourceBritish Antarctic Survey·JournalGlobal Change Biology·DateOct 11, 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.

New CRISPR-Cas approach permits more precise DNA cleavage

A new CRISPR-Cas approach, SpRYgests, allows for precise DNA cleavage at any sequence, expanding the utility of molecular cloning approaches. This innovation simplifies and expedites DNA editing and has potential clinical implications.

SourceMassachusetts General Hospital·JournalNature Biotechnology·DateOct 11, 2022

Not just an Arkansas thing: Study shows that one-party monopolies dominate state politics

A new study by University of Arkansas professors Janine Parry and Andrew Dowdle documents the resurgence of one-party monopolies in American states. Most states have heavily favored one of the two major parties for at least a century, with some experiencing dramatic shifts in party affiliation over time.

SourceUniversity of Arkansas·JournalState Politics & Policy Quarterly·TypeData/statistical analysis·DateOct 11, 2022

The results of dyslexia diagnosis depend on the tests used

A study published in the Journal of Speech, Language and Hearing Research found that children with dyslexia often perform well on simple phonological tests, but struggle with more complex tasks. The researchers suggest that these more complex tests better predict a child's risk of dyslexia.

SourceNational Research University Higher School of Economics·JournalJournal of Speech Language and Hearing Research·DateOct 11, 2022

Health of coral reefs written in the sand - and visible via satellite

Geoscientists at the University of Sydney have created a method to assess the health of coral reefs from space by analyzing sand aprons. The research reveals that sand aprons can be used to predict carbonate sediment productivity, with significant declines detected in recent years, indicating potential effects of climate change.

SourceUniversity of Sydney·JournalGeology·TypeExperimental study·DateOct 11, 2022
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Skin-stretching device shows promise for closing large scalp wounds

A new skin-stretching device called EASApprox has been successfully used to treat large scalp defects in 12 patients, providing enough skin for direct closure using sutures or gradual healing. The procedure showed good functional and cosmetic results with acceptable scarring and no serious complications.

SourceWolters Kluwer Health·JournalJournal of Craniofacial Surgery·DateOct 11, 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.

How genetics influences our body weight beyond the genes

Researchers have identified microRNA-7 as a non-classic genetic risk factor for hereditary obesity. The molecule affects energy balance and appetite regulation in humans and mice, highlighting the need to examine non-genetic factors in gene-based studies. This discovery may lead to new therapeutic approaches for treating obesity.

SourceETH Zurich·JournalNature Communications·TypeExperimental study·DateOct 11, 2022

Mental health support, not increased policing, needed during pandemic, study finds

A new study found that mental health-related incidents remained relatively stable despite pandemic restrictions, contradicting claims of increased incidents. Researchers recommend focusing on preventative measures like housing and social services to address mental health issues.

SourceSimon Fraser University·JournalCanadian Journal of Criminology·TypeData/statistical analysis·DateOct 11, 2022
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.

Engineers weave advanced fabric that can cool a wearer down and warm them up

Researchers developed a fabric with nano-scale threads containing phase-change materials to regulate body temperature. The textile combines electrothermal and photothermal coatings for enhanced thermal regulation. It has the potential to alleviate heat or cold stress in workers and travelers, offering improved comfort and safety.

SourceShinshu University·JournalACS Nano·TypeExperimental study·DateOct 11, 2022

Research on how cells respond to stimuli offers insight into disease mechanisms, treatment

Scientists discover that temporal signals play a crucial role in regulating multicellular information networks, allowing cells to sense and respond to environmental changes. The study's findings offer insight into how coordinated responses among cells enable multicellular organisms to survive in complex surroundings.

SourceOregon State University·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateOct 11, 2022

Brain cells identified for regulation of sleep-wake rhythm

A research team has identified a specific cell group in the brain that regulates shifts in the sleep-wake rhythm caused by psychostimulants. The hypothalamic dopamine locus is responsible for modulating circadian rhythms and gates the effect of psychostimulants, leading to increased alertness and activity.

SourceMedical University of Vienna·JournalNature Communications·DateOct 11, 2022
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.