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Science News Archive May 2022 - Page 13


Page 13 of 40

More about superconducting Ba2CuO4-δ: Band crossover and magnetic phase diagram

The study reveals a single-band paramagnetic metal behavior at intermediate correlation regime, with two antiferromagnetic insulating parent phases at strongly correlated regimes. The researchers also found that Cooper pairs in Ba2CuO4-δ are s+d-wave symmetric due to spin-fluctuation mediated effective pairing interaction.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalPhysical Review B·DateMay 22, 2022

Cannabis users require more sedation for endoscopy

Patients who use cannabis require more drugs than non-users during gastric endoscopies, according to a study. Researchers found that cannabis use was associated with increased odds of requiring higher sedation levels during gastroscopy but not colonoscopy.

SourceAmerican Gastroenterological Association·DateMay 21, 2022

National ‘acuity circles’ policy leads to delays in liver donor procurements

A national policy change facilitating broader sharing of donor livers through 'acuity circles' has resulted in procurement delays, averaging two to four hours. This added complexity affects organ procurement organizations and can emotionally tax families waiting for the organ.

SourceUniversity of Miami Miller School of Medicine·JournalJAMA Surgery·TypeMeta-analysis·DateMay 20, 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.

Can medications for excessive alcohol use help prevent and treat alcohol-related liver disease?

Research suggests that medications for excessive alcohol use may help prevent and treat ALD by lowering the risk of disease progression among individuals with alcohol use disorder. The study also found that treatment with certain medications was linked to a reduced incidence of ALD among participants without existing liver disease.

SourceMassachusetts General Hospital·JournalJAMA Network Open·TypeData/statistical analysis·DateMay 20, 2022

New guidance released for preventing hospital-acquired pneumonia

The Society for Healthcare Epidemiology of America and four medical societies release recommendations for preventing ventilator-associated events and nonventilator hospital-acquired pneumonia. Evidence-based practices include oral care, managing dysphagia, and multimodal approaches to prevent viral infections.

SourceSociety for Healthcare Epidemiology of America·JournalInfection Control and Hospital Epidemiology·TypeLiterature review·DateMay 20, 2022

Virtual immune system roadmap unveiled

A global effort has been launched to create a digital twin of the human immune system, inspired by the COVID-19 pandemic. This 'digital twin' could enable precision medicine for various ailments, including cancer and autoimmune diseases.

SourceUniversity of Nebraska-Lincoln·Journalnpj Digital Medicine·TypeComputational simulation/modeling·DateMay 20, 2022
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.

Unraveling a perplexing explosive process that occurs throughout the universe

Scientists have simulated a way to create and observe the early stages of fast radio bursts, a mysterious phenomenon that releases enormous energy in space. The proposed experiment uses a strong laser to produce pair plasma, which is then shifted to a higher frequency, demonstrating the prospects for laboratory production and observation.

SourceDOE/Princeton Plasma Physics Laboratory·JournalPhysics of Plasmas·TypeObservational study·DateMay 20, 2022

Snake trade in Indonesia is not sustainable enough -- but it could be

The snake trade in Indonesia is plagued by unsustainable practices, including underreported and illegal international trade in blood pythons. Research suggests that the current quota system may not be effective in ensuring sustainable harvesting, highlighting the need for urgent action to address these concerns.

SourcePensoft Publishers·JournalNature Conservation·DateMay 20, 2022

Children who play adventurously have better mental health, research finds

Research found that children who spend more time playing outside had fewer internalizing problems and were more positive during the first Covid-19 lockdown. The effects of adventurous play on mental health were consistent even after controlling for demographic variables, with a greater impact on children from lower-income families.

SourceUniversity of Exeter·JournalChild Psychiatry & Human Development·DateMay 20, 2022

Engineers evaluate the factors behind battery performance at low temperatures

Engineers at China University of Hong Kong propose optimal design elements for aqueous electrolytes in low temperature aqueous batteries. They found that ideal antifreezing electrolytes should exhibit low freezing temperatures and strong supercooling abilities, enabling ion transport at ultra-low temperatures.

SourceTsinghua University Press·JournalNano Research Energy·DateMay 20, 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.

Machine learning radically reduces workload of cell counting for disease diagnosis

Researchers have developed a new training method for machine learning models to perform blood cell counts, reducing manual annotation work. The U-Net model achieves high accuracy in segmenting images with multiple cell types, promising a simpler and cheaper alternative to traditional cell analyzers.

SourceBeijing Institute of Technology Press Co., Ltd·JournalCyborg and Bionic Systems·TypeExperimental study·DateMay 20, 2022

Superconductivity and charge density waves caught intertwining at the nanoscale

The team found that as superconductivity was switched off in the YBCO samples, charge density waves became more correlated, with electron ripples becoming periodic or spatially synchronized. This suggests that superconductivity fundamentally shapes the form of CDWs at the nanoscale.

SourceDOE/SLAC National Accelerator Laboratory·JournalScience·TypeExperimental study·DateMay 20, 2022
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.

Trust in the police?

A sociological study found that immigrants' trust in the police decreases over time as they integrate into their host country. The study, which analyzed data from almost 20,000 immigrants across 22 European countries, suggests that experiences of discrimination play a significant role in eroding trust. To maintain high levels of trust ...

SourceGoethe University Frankfurt·JournalEthnic and Racial Studies·TypeData/statistical analysis·DateMay 20, 2022

Haywire T cells attack protein in "bad" cholesterol

A study published in Nature Cardiovascular Research reveals that rare T cells targeting apolipoprotein B can contribute to inflammation and atherosclerosis progression. Researchers discovered these cells resemble regulatory T cells but develop a new identity as heart disease develops.

SourceLa Jolla Institute for Immunology·JournalNature Cardiovascular Research·TypeExperimental study·DateMay 20, 2022

New research shows no evidence of structural brain change with short-term mindfulness training

A team from the University of Wisconsin-Madison found no significant differences in structural brain changes between participants who received short-term mindfulness training and those who did not. Despite this, participants reported increased mindfulness, suggesting that benefits may be related to wellness interventions more broadly.

SourceUniversity of Wisconsin-Madison·JournalScience Advances·TypeExperimental study·DateMay 20, 2022
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.

Organic farming or flower strips – which is better for bees?

A study by researchers at Göttingen University and the Centre for Ecological Research found that organic farming is more effective in promoting wild bee populations than conventional fields with flower strips. The findings suggest that considering both yield and area of land is crucial when evaluating agri-environmental measures.

SourceUniversity of Göttingen·JournalBasic and Applied Ecology·TypeExperimental study·DateMay 20, 2022

Study: App more accurate than patient evaluation of stool samples

A new smartphone app using AI technology has been found to be as accurate as expert gastroenterologists in characterizing stool specimens. The app's ability to provide detailed descriptions of constipation, diarrhea, and normal stools surpasses that of patient reports.

SourceCedars-Sinai Medical Center·JournalThe American Journal of Gastroenterology·DateMay 20, 2022

Surprising turbulence

Researchers at HZDR simulated liquid metal flow behavior and found that turbulence under certain conditions leads to reduced heat transport. This finding has implications for battery technology and our understanding of the Earth's core.

SourceHelmholtz-Zentrum Dresden-Rossendorf·JournalPhysical Review Letters·TypeExperimental study·DateMay 20, 2022

Study identifies new molecular target for cancer therapy

Researchers at Ohio State University Wexner Medical Center have discovered a new molecular drug target to treat cancer, VEGF-A, which can increase expression of dopamine D2 receptors on endothelial cells to stop blood vessel growth and spread diseases like colon cancer and ovarian hyperstimulation syndrome.

SourceOhio State University Wexner Medical Center·JournalJournal of Cell Science·TypeComputational simulation/modeling·DateMay 20, 2022

Cancer vulnerabilities could get exposed by ‘game changing’ method

A new study applies 'Deep Visual Proteomics' to cancer cells, revealing mechanisms driving tumor development and exposing therapeutic targets. The method integrates advances from four technologies to analyze protein landscapes, providing insights into cancer vulnerabilities.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalNature Biotechnology·TypeExperimental study·DateMay 20, 2022
Apple iPhone 17 Pro

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

Haptics device creates realistic virtual textures

Researchers developed a preference-driven model that uses human users to fine-tune virtual textures, allowing for more accurate and personalized tactile experiences. The technology has applications in various fields, including video games, fashion design, and surgical training.

SourceUniversity of Southern California·JournalIEEE Transactions on Haptics·DateMay 20, 2022

Research brings hope for spinal cord injury treatment

Scientists have shown that a drug called AZD1236 can significantly reduce 'secondary damage' caused by spinal cord injury by blocking the inflammatory response. The treatment promotes significant nerve regeneration and improves movement and sensation, with an 85% improvement in these areas after just three days of treatment.

SourceUniversity of Birmingham·JournalClinical and Translational Medicine·TypeExperimental study·DateMay 20, 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.

New research challenges established ideas about infant crying

A new study from Aarhus University challenges the traditional 'cry curve' pattern of infant crying, which suggests a sharp decline in crying after six weeks. The research, pooling data from 57 studies across 17 countries, reveals that infants continue to cry significantly after six months.

SourceAarhus University·JournalChild Development·TypeMeta-analysis·DateMay 20, 2022

NYU Abu Dhabi researchers demonstrate organic crystals can serve as energy converters for emerging technologies

Researchers at NYU Abu Dhabi have discovered that organic crystals can efficiently convert energy, meeting the needs of advanced technologies such as soft robotics and artificial muscles. The material's ability to expand and contract repeatedly without deterioration makes it suitable for applications in electronics.

SourceNew York University·JournalNature Communications·DateMay 20, 2022

Satellites and drones can help save pollinators

Researchers at the University of Exeter are using satellites and drones to track the availability of flowers for pollinators. This technology could be combined with behavioral studies to better understand the impact of human activity on pollinator habitats, leading to more effective conservation efforts.

SourceUniversity of Exeter·JournalFrontiers in Ecology and Evolution·DateMay 20, 2022
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.

Electrons in a crystal exhibit linked and knotted quantum twists

Researchers at Princeton University have discovered that electrons in a crystal exhibit linked and knotted quantum twists, raising questions about the quantum properties of electronic systems. The study brings together ideas in condensed matter physics, topology, and knot theory to create a new understanding of quantum mechanics.

SourcePrinceton University·JournalNature·TypeExperimental study·DateMay 20, 2022

Mixing laser- and x-ray-beams

A team of researchers has observed a new kind of wave mixing process involving soft x-rays, allowing for selective tracking of electrons in materials. By analyzing this process, they gain insights into the nature of the material and its electronic structure.

SourceMax Born Institute for Nonlinear Optics and Short Pulse Spectroscopy (MBI)·JournalScience Advances·TypeExperimental study·DateMay 20, 2022

PFAS chemicals do not last forever

Researchers at UC Riverside discover that adding iodide to a water treatment reactor using ultraviolet (UV) light and sulfite can destroy up to 90% of PFAS chemicals in just a few hours. This method accelerates the reaction four times, saving energy and chemicals, and enables the treatment of ten times higher concentrations of PFAS.

SourceUniversity of California - Riverside·JournalEnvironmental Science & Technology·TypeExperimental study·DateMay 20, 2022

Are Republicans and Democrats driven by hatred of one another? Less than you think

A new study from the University of Pennsylvania suggests that negative partisanship - the perception that Democrats or Republicans are driven by hatred for their opponents - is exaggerated. In fact, research found that people's primary motivations for choosing a party are more strongly tied to love for their own party.

SourceUniversity of Pennsylvania·JournalNature Human Behaviour·TypeExperimental study·DateMay 20, 2022
Celestron NexStar 8SE Computerized Telescope

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

Advancing fundamental drilling science

Researchers at Texas A&M University reduced well-completion times and drill bit changeouts by using physics-based instruction and oil and gas techniques. This approach improved the efficiency of drilling geothermal wells, resulting in significant time and cost savings.

SourceTexas A&M University·TypeNews article·DateMay 20, 2022

DNA contained in honey reveals honeybee health

Researchers optimised a method to characterise DNA in honey, revealing the species interacting with honeybees. The study found that honey contains DNA from foraged plants, gut bacteria, and potential hive pathogens, offering insights into bee ecological niches.

SourceBiomedical Sciences Research Center Alexander Fleming·JournalMolecular Ecology Resources·TypeExperimental study·DateMay 20, 2022

Research sheds light on crimean-congo hemorrhagic fever disease process

The US Army Medical Research Institute of Infectious Diseases has made a breakthrough in understanding Crimean-Congo hemorrhagic fever virus (CCHFV) disease process. The study found that the host inflammatory response is a significant driver of CCHFV-mediated disease, and that modulating this response could help prevent severe disease....

SourceUS Army Medical Research Institute of Infectious Diseases·JournalPLOS Pathogens·DateMay 20, 2022
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.

University of Limerick, Ireland research reveals variety of opinions are crucial for ‘fostering trust’ in vaccination

The research found that people expressing minor reservations about vaccination can limit the influence of vaccine sceptics and promote trust among neutrals. Countries with weak chains of influence between positive and neutral positions toward vaccination performed worse in terms of vaccine coverage.

SourceUniversity of Limerick·JournalScientific Reports·TypeCase study·DateMay 20, 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.

Charting a safe course through a highly uncertain environment

Researchers at MIT developed a technique that enables an autonomous vehicle to plot a provably safe trajectory in highly uncertain situations. The algorithm considers probability of observing different environmental conditions and obstacles, and formulates trajectory planning as a probabilistic optimization problem.

SourceMassachusetts Institute of Technology·DateMay 20, 2022

Medical debt during pandemic

Researchers found no net association between the COVID-19 pandemic and medical debt across different income levels and pandemic severity. Decreases in elective medical procedures and government healthcare-related policies may have offset any increase in medical debt.

SourceJAMA Network·JournalJAMA Health Forum·DateMay 20, 2022

Topography and soil pH steer the activity-density and spatial distribution of termites in a fine-scale study

This study reveals that topography and soil pH are key factors influencing the spatial distribution and activity density of termites in tropical forests. The researchers found that different feeding groups respond to environmental influences, such as plant biomass and litter mass, affecting their co-occurrence and ecological impact.

SourceHigher Education Press·JournalSoil Ecology Letters·TypeExperimental study·DateMay 20, 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.

Deciphering the biosynthetic gene cluster for potent freshwater toxin

Researchers discovered and validated the enzymes responsible for producing guanitoxin, a potent neurotoxin associated with freshwater harmful algal blooms. The study revealed that guanitoxin-producing cyanobacteria are more prevalent than known in the US, enabling new molecular diagnostic testing to protect public health.

SourceUniversity of California - San Diego·JournalJournal of the American Chemical Society·TypeMeta-analysis·DateMay 20, 2022

Function follows form in plant immunity

Scientists discovered a novel biochemical mechanism in which plant immune receptors defend plants against invading microorganisms. TIR domains of these receptors break down NAD+ and process RNA/DNA molecules, leading to the production of cyclic nucleotides that activate cell death responses.

SourceMax Planck Institute for Plant Breeding Research·JournalCell·TypeExperimental study·DateMay 20, 2022

Neuromorphic memory device simulates neurons and synapses​

A new neuromorphic memory device simulates both neurons and synapses in a single unit cell, enabling the development of brain-like artificial intelligence. This breakthrough achieves synergistic interactions between neurons and synapses, overcoming current limitations in neuromorphic computing.

SourceThe Korea Advanced Institute of Science and Technology (KAIST)·JournalNature Communications·TypeMeta-analysis·DateMay 20, 2022

Researchers unveil a secret of stronger metals

Scientists have found a novel pathway for forming smaller crystals in metals, leading to improved strength and toughness. By bombarding metal surfaces with tiny particles at high speeds, researchers increased copper's strength about tenfold.

SourceMassachusetts Institute of Technology·JournalNature Materials·DateMay 20, 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.

Scientists gain ground on rare congenital neurological disorder

Two preclinical studies have identified potential new therapies for patients with Allan-Herndon-Dudley syndrome (AHDS), a brain development disorder that causes severe intellectual disability and movement problems. A gene therapy approach has shown promise in improving cognitive and motor functions, while repurposing a common drug may ...

SourceCedars-Sinai Medical Center·JournalThyroid·DateMay 20, 2022

Where do “Hawaiian box jellies” come from?

A team of University of Hawaii researchers found that the number of hours of darkness during the lunar cycle triggers mature Hawaiian box jellyfish to swim to shore to spawn. The study also revealed that jellies are likely to come from the lee of Diamond Head Crater, where they benefit from shelter and food.

SourceUniversity of Hawaii at Manoa·JournalRegional Studies in Marine Science·TypeObservational study·DateMay 20, 2022