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Science News Archive October 2019 - Page 10


Page 10 of 47

Study finds youth suicide rates rise with community poverty levels

Research suggests that counties with high poverty levels have a 37% higher rate of child suicides compared to the least impoverished counties. The association is particularly pronounced for firearm suicides. To address this issue, experts recommend safe gun storage and open communication with children about mental health and suicide.

SourceAmerican Academy of Pediatrics·DateOct 25, 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.

Not all hypertension drugs are created equal, reports big-data study

A Yale-coauthored paper in Lancet analyzed data from 4.9 million patients to compare the safety and effectiveness of five classes of first-line hypertension medications. Thiazide or thiazide-like diuretics were found to be better at preventing heart attack, heart failure, and stroke than ACE inhibitors.

SourceYale University·JournalThe Lancet·DateOct 25, 2019

Researchers uncover novel amyloidosis

Researchers at Tokyo University of Agriculture and Technology have discovered a novel amyloid protein, lipopolysaccharide binding protein (LBP), that induces amyloidosis in rats. This finding is significant as it may provide insights into the development of human amyloidosis and serve as a disease model for studying this condition.

SourceTokyo University of Agriculture and Technology·JournalAmyloid·DateOct 25, 2019

Game changer: New chemical keeps plants plump

A UC Riverside-led team has developed a chemical to help plants retain water, reducing crop losses from drought. The new compound, Opabactin, is more effective than earlier versions and works quickly, allowing farmers to manage crop performance.

SourceUniversity of California - Riverside·JournalScience·DateOct 25, 2019
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.

Fighting the herpes virus

A team of researchers used single-cell RNA sequencing to understand herpes simplex virus type 1 (HSV-1) infections. They found that the NRF2 transcription factor slows infection progression and identified a drug, bardoxolone methyl, that inhibits HSV-1 by activating this factor.

SourceMax Delbrück Center for Molecular Medicine in the Helmholtz Association·JournalNature Communications·DateOct 25, 2019

Reframing Antarctica's meltwater pond dangers to ice shelves and sea level

A new study models fracture chain reactions from meltwater ponds on Antarctica's ice shelves, finding a speed limit to their damage. The research suggests that while pond fracturing is short-ranged, rapid surface melting can trigger catastrophic collapses like Larsen B.

SourceGeorgia Institute of Technology·JournalGeophysical Research Letters·DateOct 25, 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.

Immune system upgrade

Researchers develop copper telluride nanoparticles that mimic enzymes, inducing oxidative stress and triggering inflammatory processes in tumor cells. This triggers an immune response, allowing the body to defend against metastasis and relapses.

SourceWiley·JournalAngewandte Chemie International Edition·DateOct 25, 2019

Pediatric cancer study shows usefulness of gene expression analysis

A recent study published in JAMA Network Open reveals that analyzing gene expression in tumor cells can reveal new targets for therapy in pediatric cancer patients. The study found that 68% of children with cancer showed potential for treatment through gene expression analysis, compared to 46% who responded to DNA mutation analysis.

SourceUniversity of California - Santa Cruz·JournalJAMA Network Open·DateOct 25, 2019
Apple iPhone 17 Pro

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

Retrieving physical properties from two-colour laser experiments

Physicists have discovered that useful information about ultrafast light-matter interactions is buried deep within signals produced by two-colour pump-probe experiments. Advanced techniques are required to extract this information, which could lead to breakthroughs in fields such as vision and photosynthesis.

SourceSpringer·JournalThe European Physical Journal D·DateOct 25, 2019

Scientists find molecular key to body making healthy T cells

Researchers at Cincinnati Children's Hospital Medical Center identified the transcription factor activator protein 1 (AP-1) as critical to the formation of mature and fully functioning T cells. AP-1 helps open up chromatin, a twisted structure of DNA that controls cell activation.

SourceCincinnati Children's Hospital Medical Center·JournalJournal of Experimental Medicine·DateOct 25, 2019

'Swimmer's shoulder,' common in more than three-quarters of swimmers

Research reveals that 76.7% of swimmers experience shoulder pain within the last 12 months, with distances swum exceeding 2,001 yards significantly increasing pain reports. The study also found that nearly half of athletes know peers using pain medication, highlighting a concerning trend in competitive swimming.

SourceAmerican Academy of Pediatrics·DateOct 25, 2019
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.

High fiber, yogurt diet associated with lower lung cancer risk

A high-fiber and yogurt-rich diet has been shown to reduce lung cancer risk by 33% compared to a low-fiber diet. The study's findings support the US Dietary Guidelines recommending a high fiber and yogurt diet for cardiovascular health and gastrointestinal cancer prevention.

SourceVanderbilt University Medical Center·JournalJAMA Oncology·DateOct 25, 2019

Ultrastructure of focal adhesion scaffold unveiled in human pluripotent stem cells

Researchers at the University of Turku have used super-resolution microscopy to study focal adhesions in human pluripotent stem cells. The study reveals novel features in the ultrastructure of these adhesions, which may be important for maintaining pluripotency. Abrogation of focal adhesion structure leads to a speeded-up exit from the...

SourceUniversity of Turku·JournalNature Communications·DateOct 25, 2019

Study highlights power of family resilience to protect children from bullying

Research suggests that families with high levels of resilience can reduce their child's risk of being bullied, while also protecting them from becoming bullies themselves. The study analyzed responses to the National Survey of Children's Health and found a significant association between family resilience and lower rates of bullying.

SourceAmerican Academy of Pediatrics·DateOct 25, 2019

Detection of oral HPV DNA in teen, young adult females

Researchers detected oral HPV DNA in 6.2% of teen and young adult female participants, with detection decreasing over time since becoming sexually active. The study suggests that the HPV vaccine is less effective against certain types of oral HPV in vaccinated individuals compared to those who are fully unvaccinated.

SourceJAMA Network·JournalJAMA Network Open·DateOct 25, 2019
Meta Quest 3 512GB

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

Experts in high-risk pregnancy respond to the published results of the PROLONG trial

The PROLONG trial found that weekly injections of 17-alpha-hydroxyprogesterone caproate do not reduce recurrent preterm birth or neonatal morbidity. In contrast, a previous study showed a 34% reduction in recurrent preterm birth with this medication. The differing results may be attributed to differences in the populations studied.

SourceSociety for Maternal-Fetal Medicine·JournalAmerican Journal of Obstetrics and Gynecology·DateOct 25, 2019

Researchers develop platform for scalable testing of autonomous vehicle safety

The researchers have developed a platform that enables companies to quickly address safety concerns in autonomous vehicles through software and hardware advances. They analyzed 144 AVs driving over 1,116,605 miles and found that human-driven cars were up to 4000 times less likely than AVs to have an accident.

SourceUniversity of Illinois Grainger College of Engineering·DateOct 25, 2019

Broadly protective antibodies could lead to better flu treatments and vaccines

Researchers have isolated three broadly protective human antibodies targeting the influenza virus neuraminidase protein, providing strong protection against various strains in vitro and mice. These antibodies could inform the development of new antiviral treatments and HA-based vaccines with longer-lasting immunity.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalScience·DateOct 25, 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.

NASA observes Tropical Storm Kyarr form near southwest India coast

Tropical Storm Kyarr formed quickly near the southwestern coast of India, intensifying into a storm with heavy rainfall warnings and gale-force winds forecasted. NASA's Aqua satellite provided visible images revealing a large band of powerful thunderstorms circling the low-level center of circulation.

SourceNASA/Goddard Space Flight Center·DateOct 25, 2019

Insect evolution: Insect evolution

Researchers find over 100 insect larvae in amber, providing new evidence on the ecology of Eocene-era forests. The discovery supports a warm-to-temperate seasonal humid forest ecosystem interpretation, and offers insights into the evolution of dipteran larvae.

SourceLudwig-Maximilians-Universität München·JournalPeerJ·DateOct 25, 2019

Study shows trampoline injuries have increased over the past decade

Trampoline-related fractures among children increased by an average of 3.85% from 2008 to 2017, with most injuries occurring outside the home at places of recreation or sport. The study suggests that trampoline parks and gyms may be contributing to the rising incidence of trampoline fractures.

SourceAmerican Academy of Pediatrics·DateOct 25, 2019
Celestron NexStar 8SE Computerized Telescope

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

Super-strong magnetic supercrystals can assemble themselves

Researchers at NTNU have created magnetic supercrystals that assemble themselves into strong shapes, increasing cohesive energy by up to 45% due to magnetism. This discovery opens up new possibilities for controlling the mechanical properties of these structures, which could be used in various applications.

SourceNorwegian University of Science and Technology·JournalAdvanced Functional Materials·DateOct 25, 2019

Heightened risk of adverse financial changes before Alzheimer's diagnosis

A study published in Health Economics found that individuals with early-stage Alzheimer's disease face a heightened risk of adverse financial outcomes due to compromised decision-making and exploitation. The researchers tracked financial data before diagnosis and found significant reductions in liquid assets and net wealth.

SourceGeorgetown University Medical Center·JournalHealth Economics·DateOct 25, 2019

Advance in search for new Clostridioides difficile vaccine

University of Exeter researchers have identified a gene in Clostridioides difficile responsible for binding to the gut, offering a promising new approach to developing a vaccine. Mice vaccinated with this protein generated specific antibodies and were less susceptible to C. diff infection.

SourceUniversity of Exeter·JournalJournal of Biological Chemistry·DateOct 25, 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.

Micromotors push around single cells and particles

Researchers developed a new type of micromotor that can move around single cells and microscopic particles in three dimensions without damaging them. The technology has potential applications in targeted drug delivery, nanomedicine, tissue engineering, regenerative medicine and other biomedical fields.

SourceUniversity of California - San Diego·JournalScience Advances·DateOct 25, 2019

Bariatric surgery is safe for teens with morbid obesity

A new study from Penn Medicine shows that bariatric surgery is safe and effective for teenagers with morbid obesity, with low rates of complications and readmissions. The study found no evidence that higher BMI was associated with poor health outcomes following adolescent bariatric surgery.

SourceUniversity of Pennsylvania School of Medicine·DateOct 25, 2019

Deflating beach balls and drug delivery

Researchers use deflating beach balls to model microscopic hollow spheres, revealing properties that could aid in targeted drug delivery. This understanding may help control directed motion and improve cancer treatment.

SourceSpringer·JournalThe European Physical Journal E·DateOct 25, 2019
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.

Length of time in US associated with immigrants' opioid use

A study found that first-generation immigrants who spend more time in the US are more likely to use prescription opioids. The study revealed a significant increase in opioid use from new to long-standing immigrants, with nonimmigrants also showing a higher rate of opioid use.

SourceJAMA Network·JournalJAMA Network Open·DateOct 25, 2019

Jurassic dinosaurs trotted between Africa and Europe

Researchers have identified two types of dinosaur footprints in Switzerland, Portugal, Spain, and Morocco that suggest large predators strolled between the two continents. The footprints belong to carnivorous theropods similar to Tyrannosaurus rex.

SourceSpanish Foundation for Science and Technology·JournalJournal of African Earth Sciences·DateOct 25, 2019

Use of emergency CPR device rising despite lack of evidence

A new study found a fourfold increase in the use of cardiopulmonary resuscitation (CPR) devices among emergency medical technicians in the U.S. over a six-year period, despite minimal evidence of their effectiveness. The devices were used more often outside of hospitals, with a steep rise from 2% to 8% between 2010 and 2016.

SourceUniversity of Connecticut·JournalJAMA·DateOct 25, 2019

Sharing solar technology with developing countries

A Swansea-led project aims to provide clean, affordable and reliable power to local communities in developing countries using perovskite solar cells. The £800,000 funding will support the construction of demonstrator buildings and collaboration with experts from five countries.

SourceSwansea University·DateOct 25, 2019
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.

Putting the 'bang' in the Big Bang

Researchers simulated the critical reheating period at the end of cosmic inflation, which may have bridged the gap between inflation and the Big Bang. The simulations suggest that quantum effects could have redistributed energy quickly, producing conditions necessary for the start of the Big Bang.

SourceMassachusetts Institute of Technology·DateOct 25, 2019

Researchers identify improved avenues to train plastic surgeons in microsurgery

Researchers at McGill University have identified improved avenues for training plastic surgeons in microsurgery. By adopting non-biological simulators, they found a 48% decrease in the number of animals needed for training and a 50% reduction in costs. This shift also reduces animal use, death, and improves performance on animal models.

SourceMcGill University·JournalPlastic & Reconstructive Surgery·DateOct 25, 2019

Study finds risk factors tied to drowning-related hospitalizations and death

Research reveals that nearly 1 in 10 hospitalized children with drowning injuries die despite comprehensive medical care. The study identified demographic factors such as being under 5 years old, male, and Caucasian, as well as complications like cerebral edema and cardiac arrhythmia, as significant predictors of mortality.

SourceAmerican Academy of Pediatrics·DateOct 25, 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.

Determining the shapes of atomic clusters

A team of researchers has confirmed that distinctive geometric shapes and irregular amorphous structures can be identified mathematically in atomic clusters. The new method provides insights into the structural properties and potential forces between atoms, enabling more effective engineering of nanoparticles for specific applications.

SourceSpringer·JournalThe European Physical Journal B·DateOct 25, 2019

Study identifies challenges to neonatal resuscitation outside of hospitals

A new study reveals that many emergency medical services (EMS) responders lack recent training in newborn resuscitation techniques and experience caring for newborns. The researchers analyzed simulated 911 calls to a home birth in progress, highlighting the need for EMS-specific neonatal training and equipment.

SourceAmerican Academy of Pediatrics·DateOct 25, 2019

Novel formulation of an injectable drug to treat joint inflammation acts for ten days

Researchers developed an injectable drug formulation using lipid nanoparticles to sustain the effect of naproxen in treating temporomandibular joint inflammation. The study showed significant reduction in inflammation and absence of side effects, making it a potential treatment option for this condition.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalScientific Reports·DateOct 25, 2019

Nerve cell protection free from side effects

Scientists at the University of Göttingen have identified an alternative erythropoietin receptor, CRLF3, which triggers protective effects in humans without stimulating red blood cell production. This discovery offers new hope for treating neurodegenerative diseases such as Alzheimer's and Parkinson's.

SourceUniversity of Göttingen·JournalFrontiers in Molecular Neuroscience·DateOct 25, 2019
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.

4.5 million Euros for fundamental research

Researchers at TU Dresden are working on understanding the metabolism of cancer cells, tracing the development of childhood leukemia, and developing novel electronic components using 2D materials. The institution has received a total of 48 ERC Grants since 2008 to support innovative projects.

SourceTechnische Universität Dresden·DateOct 25, 2019

Stanford study casts doubt on carbon capture

A Stanford University study published in Energy and Environmental Science suggests that carbon capture technologies can cause more harm than good, reducing only a small fraction of carbon emissions. The research concludes that using renewable energy options like wind or solar is always better from a social cost perspective.

SourceStanford University·JournalEnergy & Environmental Science·DateOct 25, 2019

New study finds taxi drivers improve earnings through trip selection

A new study reveals that taxi drivers use trip selection to optimize their earnings rather than increasing the number of trips or working hours. Mobile hailing apps enable drivers to choose longer, larger-fare trips, improving hourly earnings and reducing cruising time between trips.

SourceInstitute for Operations Research and the Management Sciences·JournalMarketing Science·DateOct 25, 2019

Brown and white body fat speak different languages

Researchers at the University of Copenhagen have mapped proteins secreted by adult human brown and white fat cells, revealing they send distinct signals to the rest of the body. Brown fat plays a key role in regulating the cellular immune system, while white fat promotes tissue plasticity.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalCell Metabolism·DateOct 25, 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.