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Science News Archive October 2019 - Page 26


Page 26 of 47

High levels of chronic stress linked to high blood pressure in African-Americans

Researchers found a strong association between chronic stress and hypertension in African Americans, with those reporting high stress levels facing a 22% increased risk over time. Lifestyle changes may help prevent hypertension, but culturally sensitive interventions are needed to address disparities.

SourceAmerican Heart Association·JournalJournal of the American Heart Association·DateOct 16, 2019
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.

A father's diet could affect the long-term heart health of his offspring

A new study has found that a father's low-protein diet can affect the quality of his sperm and impact the long-term cardiovascular health of his offspring. The study used mouse models to show that a poor-quality diet altered genetic information carried in sperm, changing blood vessel formation in developing fetuses.

SourceUniversity of Nottingham·JournalThe Journal of Physiology·DateOct 15, 2019

Peeping into the black box of AI to discover how collective behaviors emerge

Researchers used AI techniques to analyze patterns in fish schools, discovering a solution that balances simplicity and accuracy. The model, inspired by 'attention networks', can predict the behavior of individual fish with 90% accuracy, offering new insights into collective behaviors.

SourceChampalimaud Centre for the Unknown·JournalPLOS Computational Biology·DateOct 15, 2019

Investigating the full spectrum of suicide

A recent study published in Injury Prevention described a method for categorizing self-injury mortality, allowing closer examination of national trends in suicide and drug-related deaths. The study found that suicide is likely underreported for females due to less violent and less obvious methods.

SourceMcLean Hospital·JournalInjury Prevention·DateOct 15, 2019
Apple iPhone 17 Pro

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

BU finds PTSD nearly doubles infection risk

A new BU School of Public Health study reveals people with PTSD are 1.8 times more likely to develop any infection compared to those without the condition. The study found distinct effects on men and women, with PTSD increasing a woman's risk of urinary tract infections, while having a greater impact on men's risk of skin infections.

SourceBoston University School of Medicine·JournalEpidemiology·DateOct 15, 2019

Election 2019: Hope for a national pharmacare plan

A recent poll shows that almost 9 in 10 Canadians support a national pharmacare plan providing equal access to medications. Most federal parties are offering major policy proposals to introduce national pharmacare, but long-term thinking is crucial to its success.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateOct 15, 2019

Investigating human infertility via the water flea

The University of Texas at Arlington researcher is using Daphnia, a freshwater microcrustacean, to study the genetic mechanisms of parthenogenesis and its implications for human reproductive health. The study aims to understand how environmental conditions affect the switch between sexual and asexual reproduction in these animals.

SourceUniversity of Texas at Arlington·DateOct 15, 2019

New treatment combination could work against broader array of cancer cells, study finds

Researchers at University of Maryland School of Medicine identify new pathway to destroy cancer cells using PARP inhibitor and DNA methyltransferase inhibitor combination. The therapy has a synergistic effect when combined with radiation therapy, potentially expanding treatment options for non-small cell lung cancer patients.

SourceUniversity of Maryland School of Medicine·JournalProceedings of the National Academy of Sciences·DateOct 15, 2019
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.

Heavier birth weight linked to childhood allergies

A systematic review of over 2.1 million allergy sufferers found that each kilogram increase in birth weight is associated with a 44% increase in the risk of food allergies and a 17% increase in the risk of eczema. However, increased birth weight has no influence on the risk of childhood hay fever.

SourceUniversity of Adelaide·JournalJournal of Allergy and Clinical Immunology·DateOct 15, 2019

New DNA 'clock' could help measure development in young children

A new 'DNA clock' can predict a child's age to within four months using chemical tags on their DNA. The tool, called PedBE, could help identify early developmental delays and diagnose conditions like autism spectrum disorder.

SourceUniversity of British Columbia·JournalProceedings of the National Academy of Sciences·DateOct 15, 2019

Super light dampers for low tones

Physicists have discovered a way to convert oscillations into thermal energy, creating ultra-light soundproofing materials that can filter out interfering frequencies. The technology has potential applications in various industries, including architecture, aircraft construction, and automotive engineering.

SourceSwiss Federal Laboratories for Materials Science and Technology (EMPA)·JournalNature Communications·DateOct 15, 2019
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.

Introduce standard units for cannabis to improve mental health

Researchers suggest setting a unit level at 5mg of THC, which could be added to product packaging in countries where cannabis is legally sold. This system could provide clearer information on cannabis products and their strength, helping users make informed choices and minimizing potential health risks.

SourceUniversity of Bath·JournalAddiction·DateOct 15, 2019

The lunar cycle drives the nightjar's migration

Researchers found that the daily foraging activity of European nightjars more than doubles during moon-lit nights, leading to synchronized migrations about 10 days after full moons. This suggests that cyclic influences can synchronize pulses of migration.

SourcePLOS·JournalPLOS Biology·DateOct 15, 2019

NASA's Terra satellite catches a glimpse of a fleeting Ema

Tropical Storm Ema formed near Hawaiian Islands on October 12 and passed over NASA's Terra satellite on the following day. The satellite captured strong convection limited to the area north of the storm's center, indicating wind shear effects

SourceNASA/Goddard Space Flight Center·DateOct 15, 2019
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.

Researchers discover potential therapy to treat detrimental effects of marijuana

Researchers discovered a neurosteroid drug can correct behavioral problems and brain abnormalities caused by prenatal exposure to THC. This finding suggests a therapeutic approach for children born to mothers who used cannabis during pregnancy, highlighting the need for caution and guidance for pregnant women using cannabis.

SourceUniversity of Maryland School of Medicine·JournalNature Neuroscience·DateOct 15, 2019

UVA doctor uses virtual reality to accelerate availability of new treatment

A UVA Health interventional radiologist has created a virtual reality experience to increase the adoption of thermal ablation for benign thyroid nodules. The procedure offers a less-invasive alternative with reduced scarring and recovery time, and the VR training aims to improve physician awareness and interest.

SourceUniversity of Virginia Health System·DateOct 15, 2019

Rise in testosterone level boosts young women's running capacity

A clinical trial found that testosterone significantly increases young women's running capacity, with a notable impact on anaerobic performance and lean body mass. The study suggests that allowing female athletes with high testosterone levels to compete without hormone reduction could be fair.

SourceBMJ Group·JournalBritish Journal of Sports Medicine·DateOct 15, 2019

Controlling the charge state of organic molecule quantum dots in a 2D nanoarray

Australian researchers have fabricated a self-assembled, carbon-based nanofilm where the charge state can be controlled at the level of individual molecules. The system has exciting implications for fields like computer memory, light-emitting devices and quantum computing.

SourceARC Centre of Excellence in Future Low-Energy Electronics Technologies·JournalACS Nano·DateOct 15, 2019
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.

Researchers describe a survival strategy in living corals which was only seen in fossil records

Researchers uncover a previously unknown survival mechanism in corals that allows them to recover from mass mortality episodes caused by heatwaves. This 'rejuvenation' process enables some polyps to survive extreme conditions and eventually form new colonies, providing new perspectives for the survival of Mediterranean reef corals.

SourceUniversity of Barcelona·JournalScience Advances·DateOct 15, 2019

From Haft Tappeh to the world wide web

Researchers are digitally processing 1,400 cuneiform texts and fragments in the Akkadian language, with a focus on transcription and annotation. The project aims to provide high-quality data for academic communities and eventually enable automated translation of cuneiform text.

SourceJohannes Gutenberg Universitaet Mainz·DateOct 15, 2019

Women get half the number of heart attack treatments as men

A new blood test increased diagnoses of women with heart attacks by 42%, but the gender gap in treatment remains. Women were 50% less likely to receive recommended treatments after a heart attack diagnosis.

SourceBritish Heart Foundation·JournalJournal of the American College of Cardiology·DateOct 15, 2019
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.

Calcium batteries: New electrolytes, enhanced properties

Researchers from KIT and Helmholtz Institute Ulm develop promising electrolyte class for calcium batteries, enabling charging at room temperature. The new electrolyte class demonstrates feasibility of high-energy-density, storage-capacity and quick-charging capability in calcium batteries.

SourceKarlsruher Institut für Technologie (KIT)·JournalEnergy & Environmental Science·DateOct 15, 2019

New method for quicker and simpler production of lipidated proteins

Researchers at Graz University of Technology have created a new method to introduce lipids into proteins, simplifying the process previously employed in medical research. This breakthrough uses a noble metal catalyst and ligand combination to achieve rapid lipidation of cysteine-containing peptides and proteins.

SourceGraz University of Technology·JournalJournal of the American Chemical Society·DateOct 15, 2019

New journal to explore the 'mysterious ecosystem' in our gut

The new journal, Gut Microbiome, aims to explore the complex interaction between the gut microbiota and the host. It will publish research on various topics, including diet, pharmaceuticals, and probiotics, and their effects on the immune and nervous systems.

SourceCambridge University Press·DateOct 15, 2019

Fire blankets can protect buildings from wildfires

Existing fire blanket technology can shield isolated buildings from short wildfire attacks, but technological improvements are required for severe fires and high-housing-density areas. Further research is necessary to develop more effective materials and deployment methods.

SourceFrontiers·JournalFrontiers in Mechanical Engineering·DateOct 15, 2019
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.

The brain does not follow the head

Researchers found that human brains evolved independently of changes to the braincase, despite both being affected by bipedalism. The study used CT and MRI data to quantify spatial relationships between brain structures and cranial structures.

SourceUniversity of Zurich·JournalProceedings of the National Academy of Sciences·DateOct 15, 2019

Discovered: Unknown yellow colors from antiquity

Archaeologists have analyzed King Apries I's palace fragments and found two unknown pigments: lead-antimonate yellow and lead-tin yellow. These naturally occurring mineral pigments were used in European paintings from the Middle Ages onwards, but their use in Antiquity has hitherto been unknown.

SourceUniversity of Southern Denmark·JournalHeritage Science·DateOct 15, 2019
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.

Heron survey fishes out detail in ghostly galaxy outskirts

The HERON collaboration completes the largest survey of nearby galaxy haloes, finding that diameter correlates with galaxy brightness; vast haloes found in bright galaxies, also seen in smaller discs. The team's low-cost system reveals faint stars tracing dark matter structures, offering new insights into galaxy evolution.

SourceRoyal Astronomical Society·JournalMonthly Notices of the Royal Astronomical Society·DateOct 15, 2019

Creating miracles with polymeric fibers

A team of researchers from University College London has developed a new method for fabricating polymeric nanofibers and microfibers without the use of electric fields. The technique, called pressure gyration, produces thinner and more consistent fibers than traditional centrifugal spinning methods.

SourceAmerican Institute of Physics·JournalApplied Physics Reviews·DateOct 15, 2019

How status sticks to genes

Research on rhesus macaques reveals that past social status has a lasting impact on gene expression, with low-ranking females showing signs of 'molecular memory' even after improving their social standing. The study sheds light on how stressful experiences can shape long-term health outcomes.

SourceDuke University·JournalProceedings of the National Academy of Sciences·DateOct 15, 2019
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.

Tissue damage caused by a heart attack to be reduced by 30%?

Researchers at Université de Genève and University of Lyon identified deoxydihydroceramide as the molecule causing tissue necrosis. Inhibiting its synthesis reduced tissue damage by 30% in mice, suggesting a new model for treating heart attacks and strokes.

SourceUniversité de Genève·JournalNature Metabolism·DateOct 15, 2019

Receptor complexes on the assembly line

Researchers identified a step-by-step assembly process of AMPA receptors on the endoplasmic reticulum, critical for excitatory neurotransmission and synaptic plasticity. The assembly line involves specific proteins and complexes, and its disturbance leads to severe brain dysfunction.

SourceUniversity of Freiburg·JournalNeuron·DateOct 15, 2019

Deaf infants more attuned to parent's visual cues

A recent study published in Developmental Science found that Deaf infants raised by Deaf parents are more attuned to their parent's visual cues than hearing infants. This suggests that early experiences with visual language can shape a child's social and communication skills.

SourceUniversity of Washington·JournalDevelopmental Science·DateOct 15, 2019
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.

AI could offer warnings about serious side effects of drug-drug interactions

Researchers developed an AI system that analyzes data on drug-drug interactions to predict potential negative side effects, including long-term organ damage and death. The system identified over 1,700,000 reports of serious health outcomes from drug-drug interactions, providing valuable insights for healthcare professionals.

SourcePenn State·JournalIEEE Journal of Biomedical and Health Informatics·DateOct 15, 2019

Achieving a safe and just future for the ocean economy

A team of international researchers recommends establishing a global coordinating body to develop international guidelines and promoting equitable sharing of benefits in the Blue Economy. This will help ensure sustainable and inclusive development, mitigating potential harms on marine environments and human well-being.

SourceUniversity of British Columbia·JournalNature Sustainability·DateOct 15, 2019

On the causes of regional haze

Researchers Xu Dahai and Chen Junming investigated the physical and chemical origin of secondary fine particles in haze. They defined atmospheric self-purification ability and established equations to analyze key factors forming secondary fine particles, revealing their macro mechanism and synergistic effect. The study provides a quant...

SourceScience China Press·JournalScience China Earth Sciences·DateOct 15, 2019
Fluke 87V Industrial Digital Multimeter

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

Dynamic pattern of Skyrmions observed

Scientists have observed dynamic patterns of Skyrmions in a material called Cu2OSeO3, which can be controlled and manipulated using an external magnetic field. The research team used a novel technique to measure the dynamics of these skyrmions in detail for the first time.

SourceHelmholtz-Zentrum Berlin für Materialien und Energie·JournalPhysical Review Letters·DateOct 15, 2019

Taming the wild cheese fungus

Microbiologists discover that wild-type Penicillium molds can evolve rapidly into domesticated strains, such as Penicillium camemberti, used in cheese production. After just weeks of growth, the wild mold resembles its domesticated cousin, changing its metabolism and appearance

SourceAmerican Society for Microbiology·JournalmBio·DateOct 15, 2019

Study 'cures' oldest case of deafness in human evolution

A team of researchers has reevaluated a 430,000-year-old cranium, previously thought to be deaf, and found that the individual had normal hearing. The study used CT scans and virtual 3D models to analyze ear structures, revealing that the extra bony growths did not impact hearing abilities.

SourceBinghamton University·JournalJournal of Human Evolution·DateOct 15, 2019
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.

Sleep apnea treatment associated with lower health care costs

Treating moderate to severe obstructive sleep apnea with PAP therapy is associated with lower healthcare expenditures. Studies show that increased PAP usage per night leads to a significant decrease in inpatient visits, emergency department visits, and overall acute care costs.

SourceAmerican Academy of Sleep Medicine·JournalJournal of Clinical Sleep Medicine·DateOct 15, 2019