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Science News Archive June 2021 - Page 16


Page 16 of 51

A more robust memory device for AI systems

Researchers developed a new magnetic memory device using antiferromagnetic materials, offering improved scalability, write speed, and security. The device's unique structure allows for simultaneous writing and reading of data, addressing key challenges in high-performance AI applications.

SourceNorthwestern University·JournalNature Communications·DateJun 22, 2021

Marine sediments explain how part of Brazil's Northeast region became semi-arid

The study suggests that the tropical rain belt's latitudinal oscillation range contracted, resulting in reduced rainfall in Brazil's Northeast region. This finding can help predict the region's future climate and inform strategies for managing food and water security.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalPaleoceanography and Paleoclimatology·DateJun 22, 2021

Ben-Gurion U. develops new method for continuous traumatic stress impact

Researchers at Ben-Gurion University have developed a validated assessment tool, the Continuous Traumatic Stress Response (CTSR) Scale, to measure symptoms associated with ongoing exposure to traumatic stress. The study identified three distinct factors: exhaustion/detachment, rage/betrayal, and fear/helplessness.

SourceAmerican Associates, Ben-Gurion University of the Negev·JournalPLOS ONE·DateJun 22, 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.

Foreign-born status, but not acquired US citizenship, protects many immigrants from criminal victimization

A recent study found that foreign-born status, but not acquired U.S. citizenship, protects against criminal victimization. Researchers used new data to explore the association between citizenship status and risk of victimization, finding significantly lower rates of victimization among foreign-born citizens compared to U.S.-born citizens.

SourceAmerican Society of Criminology·JournalCriminology·DateJun 22, 2021

Cities 'must become car-free to survive'

A new modelling report calls for cities to reduce private car use and promote walking, cycling, and public transport. By decreasing car use, cities can lower congestion, improve air quality, and create faster, more sustainable urban environments.

SourceUniversity College London·DateJun 22, 2021
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.

Transforming CO2 and sugars into biofuel

University of Delaware researchers are developing a system to produce bioenergy from microbes that convert carbon dioxide into useful chemicals. The team aims to refine the technology to produce desirable metabolites and consume less useful ones, paving the way for sustainable production of chemicals and fuels.

SourceUniversity of Delaware·DateJun 22, 2021

Asymmetry in CO2 emissions and removals could skew climate targets: SFU research

A new study published in Nature Climate Change suggests that balancing carbon dioxide emissions with removals could lead to different climate outcomes. Researchers found that a larger amount of CO2 removal is required to compensate for a given amount of CO2 emissions to maintain unchanged atmospheric CO2 concentration.

SourceSimon Fraser University·JournalNature Climate Change·DateJun 22, 2021
Apple iPhone 17 Pro

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

Secretin hormone induces satiation by activating brown fat

A new study reveals that secretin hormone induces satiation by activating brown adipose tissue, leading to increased glucose uptake and elevated energy expenditure. This mechanism has significant implications for weight control and metabolic disorders.

SourceUniversity of Turku·JournalNature Metabolism·DateJun 22, 2021

Childhood trauma can make people like morphine more

Researchers found that individuals with childhood trauma experienced a stronger desire for morphine and felt more euphoric after taking the opioid drug. In contrast, those without childhood trauma were more likely to dislike the effects and feel dizzy or nauseous.

SourceUniversity of Exeter·JournalAddiction Biology·DateJun 22, 2021

Personality traits relate to being a morning or evening person

A study by University of Warwick researchers found that people high in Conscientiousness and low in Openness tend to be morning larks. The link between chronotype, personality, and genetics has been discovered, with genetic factors playing a significant role. Further studies are needed to understand the shared genetic mechanisms.

SourceUniversity of Warwick·JournalJournal of Personality·DateJun 22, 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.

How shadow banks have exploited the COVID-19 crisis

Research reveals how shadow banks invested in ways that extract profit from frontline workers, struggling companies, and distressed sectors during the pandemic. The study found that shadow banks profited by investing in both booming and struggling sectors, exacerbating economic and social inequality.

SourceCopenhagen Business School·JournalAmerican Behavioral Scientist·DateJun 22, 2021

Health care leaders call for national focus on preventing hospital-acquired pneumonia

A joint task force of healthcare stakeholders recommends educating patients and staff about prevention measures, including standardized oral care. The initiative aims to reduce harm from non-ventilator-associated hospital-acquired pneumonia (NVHAP), which causes high mortality rates and prolonged hospital stays.

SourceUniversity of Massachusetts Amherst·JournalInfection Control and Hospital Epidemiology·DateJun 22, 2021

More than 6% of Europeans suffer from depression

A study by researchers from King's College London and IMIM found that 6.4% of Europeans suffer from depression, with higher rates in economically developed nations and varying rates across countries. The study suggests that demographic and socio-political factors contribute to the differences in prevalence.

SourceIMIM (Hospital del Mar Medical Research Institute)·JournalThe Lancet Public Health·DateJun 22, 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.

Gestational diabetes increases the risk of fetal hypoxia during labor

A Finnish study published in Acta Diabetologica found that gestational diabetes significantly increases the risk of fetal hypoxia during labor. The risk is nearly seven-fold compared to non-diabetic mothers, and can lead to birth injuries, brain damage, and infant mortality.

SourceUniversity of Helsinki·JournalActa Diabetologica·DateJun 22, 2021

Open learning spaces do not increase children's physical activity

A recent study by the University of Jyváskylæ found that open learning spaces do not directly increase children's physical activity, despite more breaks from sedentary time observed in these spaces. The CHIPASE study suggests that teachers' adaptations to open learning spaces may limit students' movement during lessons.

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalFrontiers in Sports and Active Living·DateJun 22, 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.

What Facebook can tell us about dietary choices

A new study using Facebook data found that interest in vegetarianism positively correlates with declining meat consumption rates. Education emerged as the most important factor affecting interest in vegetarianism globally, while gender played a strong role in shaping online behavior.

SourceInternational Institute for Applied Systems Analysis·JournalEnvironmental Research Letters·DateJun 22, 2021

Experts highlight solutions to bolster long-term care workforce

A new special issue of The Gerontologist explores strategies to improve the long-term care workforce, including diverse approaches to care and flexible models. The collection aims to provide positive guidance for future research and policy, particularly in response to the COVID-19 pandemic.

SourceThe Gerontological Society of America·JournalThe Gerontologist·DateJun 22, 2021

Producing hydrogen using less energy

An international research team has described a complete reaction path for electrocatalytic hydrogen generation using a newly produced compound inspired by nature. The findings provide new insights into the catalysis process and enable more efficient production of hydrogen as a sustainable energy source.

SourceFriedrich-Schiller-Universitaet Jena·JournalACS Catalysis·DateJun 22, 2021
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.

Does bubble cascade form only in a glass of Guinness beer?

Scientists from Osaka University have solved the physics of Guinness' cascading flow, a phenomenon that affects the texture of nitrogenated stout beer. The research has significant implications for industries such as pharmaceutical production and city water purification.

SourceOsaka University·JournalPhysical Review E·DateJun 22, 2021

Boost for mouse genetic analysis

MADM technology has been expanded to enable the analysis of over 96% of mouse genes at the single-cell level. This breakthrough allows researchers to study disease progression, including cancer, and gain insights into gene function.

SourceInstitute of Science and Technology Austria·JournalCell Reports·DateJun 22, 2021

Mental well-being higher in the summer vs. fall

Research from Binghamton University found that mental distress is lower in summer compared to fall. Good quality diet, good sleep quality, and higher exercise frequency are all associated with better mental well-being. Seasonal changes impact diet quality and mental health.

SourceBinghamton University·JournalJournal of Affective Disorders Reports·DateJun 22, 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.

Exotic superconductors: The secret that wasn't there

A new study has disproved an experiment that claimed to discover a novel form of superconductivity in strontium ruthenate, a material that plays an important role in unconventional superconductivity. The material behaves similarly to well-known high-temperature superconductors.

SourceVienna University of Technology·JournalProceedings of the National Academy of Sciences·DateJun 22, 2021

Nightside radio could help reveal exoplanet details

Scientists at Rice University have developed a new model to detect magnetospheres in distant solar systems using nightside radio signals. This could provide valuable information about the characteristics of exoplanets, including their ability to protect themselves from solar winds.

SourceRice University·JournalThe Astrophysical Journal·DateJun 22, 2021

More intense and frequent thunderstorms linked to global climate variability

Researchers analyzed oxygen isotopes from Texas caves to understand trends in past thunderstorms and their durations. They found that shifts in storm regimes coincide with global abrupt climate shifts during the last glacial period. This study helps predict future mid-latitude thunderstorm patterns.

SourceTexas A&M University·JournalNature Geoscience·DateJun 22, 2021

Bee-impersonating flies show pollinator potential

Researchers found that syrphid flies, a type of bee-impostor, were the second most common pollinators on urban and rural farms, accounting for 35% of visits. The flies' bee-like colors may help avoid predators, while their presence could also benefit plants by consuming pests like aphids.

SourceWashington State University·JournalFood Webs·DateJun 22, 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.

Investigating a better treatment sequence for esophageal cancer

A new treatment sequence for esophageal cancer may improve patient outcomes by treating microscopic disease first. The approach adds chemotherapy for two to three months before radiation and surgery, potentially reducing mortality rates.

SourceUniversity of Colorado Anschutz Medical Campus·JournalAnnals of Surgical Oncology·DateJun 22, 2021
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.

Sports: Men and women react differently to a missing audience

A new study by Martin Luther University Halle-Wittenberg found that women ran slower in the presence of spectators but performed better in shooting than men. This challenges the social facilitation theory and suggests a gender-specific difference in response to audiences or lack thereof.

SourceMartin-Luther-Universität Halle-Wittenberg·JournalPsychology of Sport and Exercise·DateJun 22, 2021

It's true: Stress does turn hair gray (and it's reversible)

Researchers at Columbia University Irving Medical Center found a link between psychological stress and graying hair. The study, published in eLife, revealed that hair color can be restored when stress is eliminated. Stress-induced changes in mitochondria may explain how stress turns hair gray.

SourceColumbia University Irving Medical Center·DateJun 22, 2021

WVU research finds 'excess deaths' in Amish and Mennonite communities during pandemic

Researchers analyzed obituary data to examine excess deaths among the Amish population in 2020, finding a spike in November that mirrored general COVID-19 infection waves. The study suggests that face-to-face interactions and distrust in preventative medicine contributed to these 'excess deaths', which may or may not be directly relate...

SourceWest Virginia University·JournalJournal of Religion and Health·DateJun 22, 2021

Improving asphalt road pavement with nano-engineered particles

Scientists discover fumed silica nanoparticles as an anti-ageing binder to reduce moisture susceptibility and increase durability in warm mix asphalt. The findings offer a cost-effective solution to minimize asphalt-related emissions, paving the way for longer-lasting roadways.

SourceSwansea University·JournalScientific Reports·DateJun 22, 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.

Salt marsh plants may signal carbon capture capacity

Researchers at UConn discovered that salt marsh vegetation, bacterial communities, and soil composition can predict a marsh's potential to be a blue carbon reservoir. The study found that tidal restoration leads to changes in plant growth, microbial activity, and carbon cycling.

SourceUniversity of Connecticut·JournalEstuaries and Coasts·DateJun 22, 2021

UCI-led study finds that cancer immunotherapy may self-limit its efficacy

A recent UCI-led study reveals that cancer immunotherapy can trigger both favorable and unfavorable immune effects, with T regulatory cells playing a key role in limiting tumor control. The study found that CTLA-4 blockage activates these cells, decreasing the efficacy of immunotherapy and potentially leading to fatal autoimmunity.

SourceUniversity of California - Irvine·JournalCell·DateJun 22, 2021

Advancing research on environmentally friendly, hydrogen-enriched fuel

A team of researchers, led by Dr. Muzammil Arshad, conducted a study on the performance of hydrogen-enriched fuel in spark ignition engines. The findings show that adding hydrogen can reduce in-cylinder peak pressure and emissions, making it a potential solution to improve fuel efficiency and reduce harmful emissions.

SourceTexas A&M University·JournalPetroleum and Chemical Industry International·DateJun 22, 2021
Celestron NexStar 8SE Computerized Telescope

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

Study finds common protein in blood enables human fertilization and fighting infection

A University of California, Irvine-led study reveals albumin activates a proton channel giving sperm the ability to penetrate and fertilize an egg, and allowing white blood cells to secrete inflammatory mediators. The interaction also enables neutrophils to produce and secrete inflammatory mediators that kill bacteria and fight infection.

SourceUniversity of California - Irvine·JournalNature Communications·DateJun 22, 2021

Songbirds and humans share some common speech patterns

A study from McGill University found that songbirds use similar speech patterns to humans, including shorter elements in longer phrases. The researchers suggest that physical factors such as muscle fatigue and limited lung capacities may play a role in these patterns.

SourceMcGill University·JournalCurrent Biology·DateJun 22, 2021

In many cases, MS starts long before the diagnosis

A new study suggests that many MS complaints prior to diagnosis may not be a prodromal phase but rather relapses causing individuals to seek medical attention. The researchers found that these patients often exhibited typical MS symptoms, indicating the disease was fully active and not in a preliminary or prodromal phase.

SourceTechnical University of Munich (TUM)·JournalNeurology·DateJun 22, 2021
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.

Making our computers more secure

Columbia Engineering researchers have developed new techniques to bolster memory safety, creating a processor for the Air Force Research Lab. The novel solution, ZeRØ, protects code and data pointers without affecting system performance, while No-FAT speeds up fuzz testing and makes security checks faster with minimal impact on speed.

SourceColumbia University School of Engineering and Applied Science·DateJun 22, 2021