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Science News Archive January 2021 - Page 3


Page 3 of 40

ETRI develops VR sickness quantification analysis technology

Researchers at ETRI developed a software that can accurately predict the level of VR sickness based on artificial intelligence technology. The technology analyzes the correlation between VR elements and sickness using machine learning and biomarker pattern detection.

SourceNational Research Council of Science & Technology·DateJan 28, 2021

Nanoparticle drug delivery technique shows promise for treating pancreatic cancer

Researchers have designed a new way to deliver drugs to pancreatic tumors using nanoparticles, which effectively targets the disease while minimizing toxic side effects. The technology has shown promising results in suppressing cancer cell growth and increasing sensitivity to chemotherapy drugs.

SourceVeterans Affairs Research Communications·JournalMolecular Pharmaceutics·DateJan 28, 2021

How the brain is programmed for computer programming?

A new study by researchers in Japan has examined the brain activity of thirty programmers of diverse levels of expertise, finding that seven regions of the frontal, parietal and temporal cortices in expert programmer's brain are fine-tuned for programming. Expert programmers' brains show enhanced cortical representations of source code.

SourceNara Institute of Science and Technology·JournaleNeuro·DateJan 28, 2021

Chemists settle battery debate, propel research forward

Scientists have identified lithium hydride and a new form of lithium fluoride in the interphase of lithium metal anodes using ultrabright x-rays. This finding is a major step towards developing smaller, lighter, and less expensive batteries for electric vehicles.

SourceDOE/Brookhaven National Laboratory·JournalNature Nanotechnology·DateJan 28, 2021
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.

X-Ray tomography lets researchers watch solid-state batteries charge, discharge

A research team observed internal evolution of materials in solid-state lithium batteries using X-ray tomography. The operando synchrotron imaging revealed how dynamic changes at electrode interfaces determine battery behavior. Understanding these dynamics is crucial for improving the reliability and performance of solid-state batteries.

SourceGeorgia Institute of Technology·JournalNature Materials·DateJan 28, 2021

Genetic analysis of symptoms yields new insights into PTSD

A recent study analyzing over 250,000 genomes identifies genetic similarities between PTSD and other mental health disorders, including anxiety and bipolar disorder. The research also suggests that certain medications used for other conditions may be effective in treating individual symptoms of multiple disorders.

SourceYale University·JournalNature Genetics·DateJan 28, 2021

Researchers create a molecular 'Google map' of the brain

Scientists have developed a technology that allows pinpointing millions of RNA molecules mapped inside tissues with nanoscale resolution. This breakthrough enables researchers to advance treatment of complex diseases and Alzheimer's research by analyzing RNA molecules in 3D tissue samples.

SourceBar-Ilan University·JournalScience·DateJan 28, 2021

Simulation helps refine pediatric care guidelines for COVID-19

Researchers evaluated new COVID-19-related pediatric resuscitation procedures using simulation to identify problems and improve guidelines. The study found that two nurses were needed at the patient's bedside during resuscitation to prevent task overload, and communication needed refinement due to PPE limitations.

SourceUT Southwestern Medical Center·JournalPediatric Quality and Safety·DateJan 28, 2021

Risk analysis helps contend with uncertainty of in-person activities

A new model developed by a Washington University mathematician helps estimate the relative risk of different in-person activities, such as traveling or attending events. By breaking down individual factors and adding their contributions to relative risk, the model allows for informed decision-making about participation.

SourceWashington University in St. Louis·JournalPLOS ONE·DateJan 28, 2021
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.

New gene variant linked to stroke

Researchers identified a new gene variant, MAP3K6, associated with cerebral small vessel disease and stroke in an extended Swedish family. This discovery may lead to better understanding of the molecular mechanisms behind early stroke and potential prevention strategies.

SourceLund University·JournalNeurology Genetics·DateJan 28, 2021

The Lancet Public Health: Ethnic health disparities among older adults in England equivalent to 20-year age difference, even before COVID-19

A new study finds that ethnic health disparities among older adults in England are significant, with certain groups experiencing worse quality of life than White British people. The study highlights the need for policy reform and long-term research to address structural and institutional racism.

SourceThe Lancet·JournalThe Lancet Public Health·DateJan 28, 2021
Apple iPhone 17 Pro

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

Study details N439K variant of SARS-CoV-2

The N439K mutation in the SARS-CoV-2 Spike protein confers resistance to serum antibodies and monoclonal antibodies, including those used in treatments. Researchers found that viruses with this mutation bind more strongly to the human ACE2 receptor, evading immunity while retaining infectivity.

SourceCell Press·JournalCell·DateJan 28, 2021

Dalian coherent light source reveals the origin of interstellar medium S2 fragments

Researchers directly observed C+S2 product channel from CS2 photodissociation using Dalian Coherent Light Source. The study provided evidence for the origin of interstellar medium S2 fragments and demonstrated that they could be generated from CS2 photodissociation

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalThe Journal of Physical Chemistry Letters·DateJan 28, 2021

An efficient tool to link X-ray experiments and ab initio theory

Researchers have developed a method that connects experimental data from synchrotron sources like BESSY II to quantum chemical simulations, reducing computing times for complex molecules. This allows for faster analysis and interpretation of RIXS data, enabling scientists to simulate more complex systems.

SourceHelmholtz-Zentrum Berlin für Materialien und Energie·JournalPhysical Chemistry Chemical Physics·DateJan 28, 2021

Skoltech team developed on-chip printed 'electronic nose'

Researchers at Skoltech created a multisensor 'electronic nose' using additive manufacturing technologies, enabling sensitive gas detection in portable electronics and healthcare. The device can distinguish between different alcohol vapors, including methanol, at low concentrations.

SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalACS Applied Materials & Interfaces·DateJan 28, 2021
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.

Fetal and neonatal therapies improve prognosis of congenital cytomegalovirus infection

Infants with symptomatic congenital CMV infection treated with a combination of immunoglobulin fetal therapy and neonatal therapy with antiviral drugs showed less severe aftereffects than those receiving only neonatal therapy. This integrated approach holds promise for reducing the number of children suffering from severe CMV infection.

SourceKobe University·JournalJournal of Reproductive Immunology·DateJan 28, 2021

Discovery of early plasma biomarkers for Alzheimer's disease

Researchers at INRS have discovered two early plasma markers that can detect Alzheimer's disease five years before its onset, enabling earlier intervention. The study found that these markers are present in plasma extracellular vesicles and can be analyzed through a blood test, opening up new possibilities for studying the disease.

SourceInstitut national de la recherche scientifique - INRS·DateJan 28, 2021

Machine-learning to predict the performance of organic solar cells

Machine-learning algorithms are trained on large datasets to predict the performance of organic solar cells, identifying key parameters such as electronic gap and charge transport balance. This study demonstrates a new approach to predicting material efficiency, paving the way for further analytical models and more complex system under...

SourceSpanish National Research Council (CSIC)·JournalEnergy & Environmental Science·DateJan 28, 2021
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.

NewGeologyarticles published online ahead of print in January

Researchers have identified evidence of tropical cyclone impacts on Earth's surface, while new modeling reveals the optimal structural context for giant porphyry copper deposits. The study utilizes apatite fission-track thermochronology to constrain the episodic cooling and exhumation history of the Catskill Mountains in New York State.

SourceGeological Society of America·JournalGeology·DateJan 28, 2021

First hybrid gene therapy shows early promise in treating long QT syndrome

Researchers at Mayo Clinic have developed the first hybrid gene therapy for treating long QT syndrome, a genetic heart rhythm condition. The therapy targets the KCNQ1 gene and has shown potential therapeutic efficacy in two in vitro model systems using beating heart cells reengineered from patient blood samples.

SourceMayo Clinic·JournalCirculation·DateJan 28, 2021

Link between dual sensory loss and depression

People with combined vision and hearing loss are nearly four times more likely to experience depression, while those with both issues suffer chronic anxiety. Researchers found a significant link between sensory loss and mental health problems in a study of over 23,000 adults.

SourceAnglia Ruskin University·JournalFrontiers in Psychology·DateJan 28, 2021

How a cancer drug carrier's structure can help selectively target cancer cells

Researchers at Tokyo University of Science explore the structure of porphyrin derivatives to selectively target cancer cells and improve drug delivery. They found that meso-derivatives accumulate in cells at 3-fold higher amounts than β-derivatives, and that smaller functional groups allow better aggregation.

SourceTokyo University of Science·JournalScientific Reports·DateJan 28, 2021
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.

Leading cardiovascular organizations call for urgent action to reduce air pollution

Four leading cardiovascular organizations call for structural actions to reduce air pollutants' harmful exposure, highlighting healthcare providers' crucial role in preventing illnesses. The statement emphasizes the importance of integrating air quality into disease management approaches and educating the public on clean air's benefits.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateJan 28, 2021

Researchers reveal in-situ manipulation of active Au-TiO2interface

Scientists used environmental transmission electron microscopy to visualize epitaxial rotation of gold nanoparticles on titanium dioxide surfaces during CO oxidation. Theoretical calculations showed that the epitaxial orientation could be induced by changing O2 adsorption coverage at the perimeter interface.

SourceChinese Academy of Sciences Headquarters·JournalScience·DateJan 28, 2021
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.

TEDxKonstanz releases tickets for 2021 event

The University of Konstanz and Max Planck Institute of Animal Behavior host a virtual TEDxKonstanz event from March 2-5, 2021, featuring talks on animal intelligence, patterns in nature and society. Talks will be available in both English and German.

SourceUniversity of Konstanz·DateJan 28, 2021

Harnessing the power of AI to understand warm dense matter

Scientists at CASUS created an effective AI tool to describe the exotic state of warm dense matter. The new method uses neural networks to calculate properties like temperature and density, making it possible to interpret X-ray experiments with high accuracy.

SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalPhysical Review Letters·DateJan 28, 2021
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.

New psychological model predicts who panic-buys during times of crisis

A new psychological model developed by researchers predicts which factors contribute to panic buying during times of crisis. The model, based on animal-foraging theory, suggests that households with higher income, children, and greater psychological distress are more likely to engage in over-purchasing behaviors.

SourcePLOS·JournalPLOS ONE·DateJan 28, 2021
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.

Breakthrough for laser-induced breakdown spectroscopy

Plasma-grating-induced breakdown spectroscopy (GIBS) overcomes the drawbacks of traditional LIBS techniques, achieving a signal intensity enhancement of more than three times. This technique utilizes a plasma grating to improve measurement stability and sensitivity.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·DateJan 28, 2021

Physicists develop record-breaking source for single photons

Researchers have created a photon source that can produce billions of single photons per second, significantly increasing efficiency over previous systems. This breakthrough has significant consequences for quantum cryptography and computing, with potential applications in secure communications and quantum computing.

SourceUniversity of Basel·JournalNature Nanotechnology·DateJan 28, 2021

New IOF position paper urges routine use of DXA-VFA in fracture liaison services

Vertebral fractures often remain undetected despite their significance as risk factors for future fractures. Routine use of VFA in fracture liaison services helps physicians detect unrecognized fractures and inform treatment decisions. The IOF position paper emphasizes the potential of improved detection of vertebral fractures within FLS.

SourceInternational Osteoporosis Foundation·JournalOsteoporosis International·DateJan 28, 2021

Immune system sets 'tripwire' to protect against viruses

A new study reveals the immune system's 'tripwire' defense mechanism, which uses a protein called NLRP1 to detect and respond to invasive pathogens. This evolutionarily elegant way of detecting viral infection opens up new avenues for investigating potential future clinical applications.

SourceUniversity of California - San Diego·DateJan 28, 2021

Efficient fluorescent materials and OLEDs for the NIR

Scientists have developed novel, non-toxic organic emitters for the near-infrared range, achieving high external quantum efficiencies in OLEDs. The new materials surpass previous reports by demonstrating improved radiative rates and reduced aggregation quenching.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·DateJan 28, 2021
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.

Risk-taking behavior has a signature in the brain, big data shows

A massive study of brain scan and genetic data from over 12,000 people reveals how a genetic disposition toward risky behavior is embodied in the brain. The research found associations between risk-taking and lower levels of gray matter in many brain regions, including the amygdala, hippocampus, and cerebellum.

SourceUniversity of Pennsylvania·JournalNature Human Behaviour·DateJan 28, 2021

A new consortium of the EU Innovative Medicines Initiative (IMI)

A European consortium aims to create a platform for sharing pathology data to develop artificial intelligence tools, accelerating disease diagnosis and treatment. The BIGPICTURE project collects 3 million digital slides from humans and laboratory animals to support AI development in pathology.

SourceRadboud University Medical Center·DateJan 28, 2021
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.

Naked mole-rats speak in dialect

Researchers found that naked mole-rats use distinct dialects within each colony, which strengthens social bonding. The animals can recognize their own dialect and respond selectively to it, demonstrating a unique form of communication.

SourceMax Delbrück Center for Molecular Medicine in the Helmholtz Association·JournalScience·DateJan 28, 2021

Reconstruction shows increased global warming trends since 1850s

A newly merged global surface temperature dataset, including reconstructed land and marine measurements, reveals a consistent increased warming trend compared to previous estimations. The study provides evidence that the globe has warmed at a significantly faster rate than previously thought, with improved coverage of the Earth's surface.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateJan 28, 2021

Lasing mechanism found in water droplets

Researchers found a new lasing mechanism in water droplets that can record subtle biomolecular interactions and dynamics. The mechanism is sensitive to interfacial molecular forces, allowing for the amplification of changes in laser emission characteristics.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·DateJan 28, 2021
Fluke 87V Industrial Digital Multimeter

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

Study shows when housing quality is poor, children suffer

A new study by Nationwide Children's Hospital found that poor-quality housing is independently associated with poorer pediatric health, including asthma, and a greater number of medical visits. The study suggests ways healthcare providers and housing programs can address these findings to improve children's health.

SourceNationwide Children's Hospital·JournalJournal of Child Health Care·DateJan 28, 2021

Generous parental leave leads to staff shortages, nursing home deaths

A Danish parental-leave program reduced hospital nurse employment by 15% and nursing home staff by 10%, leading to a decline in care quality and a significant increase in nursing home mortality rates. The study estimates that a one percent reduction in nurse employment increases one-year nursing home mortality among the elderly by 1.9%.

SourceOxford University Press USA·JournalThe Review of Economic Studies·DateJan 28, 2021

Attacks on science rival COVID-19 as a public health threat

The essay argues that politicization of biomedical science in the US led to a surge in cases and deaths, despite evidence-based safety measures. Dr. Hotez calls for a national response task force to combat anti-science activities and protect public health.

SourcePLOS·JournalPLOS Biology·DateJan 28, 2021
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.

Using science to explore a 60-year-old Russian mystery

Researchers Gaume and Puzrin investigate the 1959 incident where nine hikers died under unclear circumstances. They propose a mechanical explanation, but point out gaps in the investigation that contradict their theory.

SourceEcole Polytechnique Fédérale de Lausanne·JournalCommunications Earth & Environment·DateJan 28, 2021