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Science News Archive November 2019 - Page 25


Page 25 of 41

Trauma and kids: The role of the early childhood teacher

Researchers found that early childhood teachers can help secure the emotional development of children dealing with trauma. Teachers can use holistic approaches, educate children about emergencies, and maintain trust to build self-esteem and resilience. They should also involve parents in emergency planning and provide consistent routines.

SourceUniversity of South Australia·JournalJournal of Early Childhood Teacher Education·DateNov 12, 2019

Cells control their dance of death

White blood cells use a protein called Plexin B2 to coordinate cell death and send signals to phagocytes for removal. This process is crucial for understanding inflammatory disorders like autoimmunity.

SourceLa Trobe University·JournalCell Reports·DateNov 12, 2019
Apple iPhone 17 Pro

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

First evidence of feathered polar dinosaurs found in Australia

Fossilized dinosaur and bird feathers from Australia provide the first record of feathered polar dinosaurs, showing diversity of proto-feathers for insulation. Microscopic analysis reveals melanosomes indicating possible dark colors for camouflage and heat absorbance in cold climates.

SourceUppsala University·JournalGondwana Research·DateNov 12, 2019

Epigenetic switch found that turns warrior ants into forager ants

Researchers find epigenetic regulator CoRest plays a major role in differentiating social behavior in ants, influencing foraging and defense behaviors. Reprogramming of Major soldier ants to forage was shown to occur through transient epigenetic plasticity linked to long-lasting behavioral change.

SourceCell Press·JournalMolecular Cell·DateNov 12, 2019

Defining a new approach to treating Parkinson's disease

A new mechanism has been discovered for the development of Parkinson's disease, which could lead to a more targeted therapy. Researchers have found that excessive calcium influx through specific ion channels, Cav2.3 channels, contribute significantly to the disease.

SourceUniversity of Cologne·JournalNature Communications·DateNov 12, 2019

Esports gamers face same level of psychological pressure as pro-athletes, study finds

Researchers found that esports players faced 51 different stress factors, including communication problems and concerns with live audiences, mirroring the mental conditions experienced by pro athletes. The investigation recommended psychological training for top players to develop effective coping strategies.

SourceUniversity of Chichester·JournalInternational Journal of Gaming and Computer-Mediated Simulations·DateNov 12, 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.

Bats don't rely on gut bacteria the way humans do

Researchers discovered that bats have fewer bacterial species living in their guts than in their mouths and skin. The kinds of bacteria living in the bats' guts varied from species to species without following any apparent evolutionary pattern, a stark contrast to other mammals.

SourceField Museum·JournalmSystems·DateNov 12, 2019

The environmental cost of cryptocurrency mines

The research found that cryptocurrency mining is associated with worse air quality and increased CO2 emissions, impacting communities nationwide. The study estimates that in 2018, every $1 of Bitcoin value created was responsible for $0.49 in health and climate damages.

SourceUniversity of New Mexico·JournalEnergy Research & Social Science·DateNov 12, 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.

Magnetic tuning at the nanoscale

Researchers from HZDR create stable, periodically arranged nanomagnets using a helium-ion microscope. The device optimizes material properties, including carbon nanotubes, and finds applications in spintronic devices and sensing technology.

SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalSmall·DateNov 12, 2019

Historic shadows in a glass house

Researcher Nora Wendl is re-examining the life and legacy of Edith Farnsworth, a pioneering female physician who commissioned Ludwig Mies van der Rohe to build Farnsworth House. By removing Mies-designed furniture, Wendl aims to showcase Farnsworth's own design vision and challenge traditional narratives of modern architecture.

SourceUniversity of New Mexico·DateNov 12, 2019

Knowledge of the origin of the food makes it taste better

A study by Future Consumer Lab at the University of Copenhagen found that young Indonesians preferred traditional tempe made with local ingredients and produced using traditional methods. The researchers believe that the pride in a traditional dish can significantly impact its perceived taste. The study suggests that producers in Indon...

SourceUniversity of Copenhagen - Faculty of Science·JournalFood Quality and Preference·DateNov 12, 2019

A milestone in ultrashort-pulse laser oscillators

Researchers at ETH Zurich have demonstrated a sub-picosecond thin-disk laser oscillator achieving an average output power of 350 W, surpassing the previous record. The breakthrough enables efficient cooling and heating control, paving the way for even more powerful lasers with potential kilowatt-level output.

SourceETH Zurich Department of Physics·JournalOptics Express·DateNov 12, 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.

Magnetic skin ensures the force is with you

Researchers at KAUST have developed a wearable, flexible magnetic skin that can remotely control switches and keyboards without wired connections. The innovative technology has potential applications in human-computer interfaces for people with paralysis, gaming, sleep pattern analysis, and noninvasive biomedical device localization.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalAdvanced Materials Technologies·DateNov 12, 2019

Iron-based solar cells on track to becoming more efficient

Researchers at Lund University have found that 30% of energy in certain light-absorbing iron molecules disappears unexpectedly. To improve efficiency, they aim to close this loophole by exploring methods for extracting all the energy from these molecules.

SourceLund University·JournalAngewandte Chemie·DateNov 12, 2019

Severity of earthquake impact may change with the seasons, study shows

Researchers found that a shallow frozen ground layer present in winter months can lead to greater ground failure and damage after earthquakes. The study on two historical earthquakes in Kazakhstan shows that the presence of this layer can generate more severe ground fracturing during earthquakes in the winter.

SourceUniversity of Exeter·JournalSeismological Research Letters·DateNov 12, 2019

WSU study shows insulin can increase mosquitoes' immunity to West Nile virus

A WSU study published in Cell Reports demonstrates that mammalian insulin activates an antiviral immunity pathway in mosquitoes, increasing their ability to suppress flavivirus infections. This discovery has the potential to inhibit the spread of West Nile virus and other diseases such as dengue and Zika.

SourceWashington State University·JournalCell Reports·DateNov 12, 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.

BU doc wins prestigious John P. McGovern award

Dr. Daniel P. Alford received the John P. McGovern Award for Excellence in Medical Education and Substance Use Research at AMERSA's annual conference. He is a renowned expert in addiction medicine and has trained over 165,000 healthcare professionals through his SCOPE of Pain program.

SourceBoston University School of Medicine·DateNov 12, 2019

Deep learning expands study of nuclear waste remediation

Researchers used physics-informed generative adversarial networks (GANs) to model subsurface flow in the Hanford Site, achieving exaflop performance. The approach enabled estimation of hydraulic conductivity and hydraulic head with high accuracy, overcoming the limitations of traditional methods.

SourceDOE/Lawrence Berkeley National Laboratory·DateNov 12, 2019

Flame-retardant exposure increases anxiety, affects social behaviors in prairie vole

Research led by NC State University found that early life exposure to flame retardants increases anxiety and affects socioemotional behaviors in prairie voles. The study, published in Neurotoxicology and Teratology, highlights the potential risks of chemical flame retardants on neurological development and social behavior.

SourceNorth Carolina State University·JournalNeurotoxicology and Teratology·DateNov 12, 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.

Ant expert discovers newly emergent species in his backyard

A global ant expert has discovered a new, native species in his Utah backyard, which is likely adapted to the region's warm and moist habitats. The species, Strumigenys ananeotes, was found in areas with over 150 years of irrigation and introduced forest.

SourceUniversity of Utah·JournalWestern North American Naturalist·DateNov 12, 2019

Bacteria may contribute more to climate change as planet heats up

Research suggests that bacteria and archaea, collectively known as prokaryotes, will increase their carbon output in response to higher temperatures. The study found that most prokaryotes will speed up their metabolism and produce more carbon dioxide, contributing to climate change.

SourceImperial College London·JournalNature Communications·DateNov 12, 2019

Polygenic risk score improves psychosis risk prediction

A new study by UNC researchers found that using a polygenic risk score (PRS) improves psychosis risk prediction in persons meeting clinical high-risk criteria. The PRS, developed from genome-wide association studies (GWAS), discriminates persons with schizophrenia from unaffected individuals and predicts future psychosis.

SourceUniversity of North Carolina Health Care·JournalAmerican Journal of Psychiatry·DateNov 12, 2019

Complementary and alternative therapies to treat colic

A review of complementary and alternative therapies for treating infantile colic found some treatments like probiotics, fennel extract, and spinal manipulation to be effective but with limitations due to small sample sizes and subjective measurement methods.

SourceUniversity of Bristol·JournalSystematic Reviews·DateNov 12, 2019
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.

Drug dust

Researchers at Harvard University have developed a promising new tool called MagLev that can identify smaller concentrations of drug powders than any other device. The technology separates substances based on density and can handle far more substances than current quick-test options.

SourceHarvard University·JournalAngewandte Chemie·DateNov 12, 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.

Nitrous oxide emissions set to rise in the Pacific Ocean

New research in the Pacific Ocean reveals that ocean acidification is increasing nitrous oxide production, a potent greenhouse gas. If current trends continue, N2O emissions could surge by 185-491% by 2100, exacerbating climate change.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Climate Change·DateNov 12, 2019

New chip for waking up small wireless devices could extend battery life

A new power-saving chip developed by UC San Diego engineers significantly reduces the need to replace batteries in IoT devices and wearables. The wake-up receiver wakes up devices only when necessary, allowing for reduced power use and increased battery life.

SourceUniversity of California - San Diego·JournalIEEE Journal of Solid-State Circuits·DateNov 12, 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.

Widespread misinterpretation of gene expression data

Researchers found a technical bias in RNA-seq data, leading to false results and misinterpretation of biological functions. The study highlights the importance of proper statistical handling to filter out false calls and preserve genuine findings.

SourcePLOS·JournalPLOS Biology·DateNov 12, 2019

Individual climate models may not provide the complete picture

Climate scientists have found that individual climate models may not provide the complete picture of the Earth's climate sensitivity due to underestimated internal climate variability. Combining uncertainty from multiple models yields wider distributions, improving long-term predictions.

SourcePenn State·JournalGeophysical Research Letters·DateNov 12, 2019

The thrust of the problem

A team of researchers from UC Riverside has determined a new geometric model for the Main Himalayan Thrust fault, allowing officials to better prepare for future earthquakes. The study found that the fault is still accumulating stress and may have increased the likelihood of another big earthquake nearby.

SourceUniversity of California - Riverside·JournalNature Geoscience·DateNov 12, 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.

What leads citizens to vote for 'anti-establishment' parties?

The study reveals that lack of trust in political representation and dissatisfaction with the domestic economic situation are key factors driving voters to challenger parties. Citizens who feel unwary of the political classes and are disenchanted with their economic situations are attracted to anti-establishment discourse and rhetoric.

SourceUniversitat Pompeu Fabra - Barcelona·JournalEuropean Politics and Society·DateNov 12, 2019

Does blue light therapy help acne? Efficacy and evidence is lacking

A systematic review and meta-analysis of 14 randomized controlled trials found only three significant improvements in acne severity with blue light therapy. The majority of trials lack sufficient evidence to conclude the treatment's efficacy, highlighting the need for more research.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 12, 2019

Beware probiotics in ICU patients

A study found that probiotics can cause bloodstream infections in ICU patients, with 1.1% of cases linked to Lactobacillus bacteria. Genetic analysis revealed a mutation that made the bacteria resistant to antibiotics, highlighting the need for caution when using probiotics in critically ill patients.

SourceBoston Children's Hospital·JournalNature Medicine·DateNov 12, 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.

Stalled weather patterns will get bigger due to climate change

A Rice University study found that climate change will increase the size of stalled high-pressure weather systems, leading to larger heat waves and more severe droughts. The research used climate model simulations to predict a 17% increase in blocking events in the northern hemisphere.

SourceRice University·JournalGeophysical Research Letters·DateNov 12, 2019

Perspectives and suggestions in caring for high-need, complex patients

Researchers studied ambulatory care teams caring for socially complex patients in an A-ICU setting, finding that team cohesion and flexibility are key to successful care. Participants prioritized improving patient engagement over reducing utilization or cost.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 12, 2019

Boosting host immune defenses to treat tuberculosis

Researchers discovered that enhancing RNA sensor activities can inhibit Mtb growth and increase production of interferon and IFITM3, key elements of the immune response against tuberculosis. A repurposed antiparasitic drug called nitazoxanide may complement traditional regimens by boosting host defenses.

SourceBoston Children's Hospital·JournaliScience·DateNov 12, 2019

Gender quotas in business -- how do Europeans feel?

A recent study published in Comparative European Politics found that EU attitudes on gender quotas in management boards are divided, with stronger support in countries like Cyprus and Portugal. The study revealed a paradoxical relationship between support for the quota and actual gender equality in each country.

SourceUniversity of Göttingen·JournalComparative European Politics·DateNov 12, 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.

Meal-detection technology brings 'artificial pancreas' one step closer to reality

Researchers at Stevens Institute of Technology developed a meal-detection system that can accurately calculate carbohydrate intake in real-time, allowing for faster insulin administration. The system's estimates are remarkably accurate, outperforming previous systems by up to 17 grams.

SourceStevens Institute of Technology·JournalJournal of the American Medical Informatics Association·DateNov 12, 2019

What future do emperor penguins face?

A team of scientists predicts that emperor penguin colonies will decline drastically due to global warming, with 5-6°C temperature increase leading to near-total collapse. Climate models show that sea ice melting will deprive the birds of habitat and food sources, threatening their survival.

SourceCNRS·JournalGlobal Change Biology·DateNov 12, 2019

Capacity to address patient social needs affects primary care clinician burnout

Primary care clinicians report that addressing patients' social needs affects their emotional wellness and clinic flow, while also increasing efficiency. Clinicians emphasize the need for tailored, patient-centered interventions to mitigate burnout, rather than relying solely on referrals.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 12, 2019

Massive photons in an artificial magnetic field

Researchers create two-dimensional system to trap photons, which behave like massive quasiparticles with a magnetic moment. This discovery could lead to new optoelectronic devices and unique quantum states of matter.

SourceUniversity of Warsaw, Faculty of Physics·JournalScience·DateNov 12, 2019

How artificial intelligence can transform psychiatry

Researchers developed a speech-based mobile app that can categorize a patient's mental health status as accurately as or better than humans. The AI system assesses speech samples, compares them to previous samples and the broader population, and rates the patient's mental state.

SourceUniversity of Colorado at Boulder·JournalSchizophrenia Bulletin·DateNov 12, 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.

Scientists crack rabies virus weaponry

Researchers have discovered a way to stop the rabies virus from shutting down the immune system, solving a long-standing scientific puzzle. The breakthrough involves disabling the binding of viral proteins to host cells' STAT1 protein, paving the way for new oral vaccines.

SourceUniversity of Melbourne·JournalCell Reports·DateNov 12, 2019