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Science News Archive June 2021 - Page 33


Page 33 of 51

New family of atomic-thin electride materials discovered

Researchers at Yokohama National University have discovered a new family of atomic-thin electride materials, which could have potential applications in nanotechnologies. The newly discovered electrides are insulators, but unlike other insulators, they can be made conductive by adding or removing electrons.

SourceYokohama National University·JournalAdvanced Functional Materials·DateJun 10, 2021
Apple iPhone 17 Pro

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

Three factors may predict college students' loss of self-control, WVU study finds

A West Virginia University study found that college students' initial status of self-control is partly dependent on their willingness to try new things and their maternal attachment. Students who are less interested in trying new things and have a secure attachment to their mothers tend to maintain stable control throughout the year. C...

SourceWest Virginia University·JournalJournal of Applied Developmental Psychology·DateJun 10, 2021

Research establishes safe water thresholds for antimicrobials, to help mitigate resistance

Researchers developed a new framework to establish safe thresholds for antimicrobial release into the environment, addressing the global health threat of antibiotic-resistant bacteria. The framework provides guidance on risk assessment and could inform policy to reduce antimicrobial levels in water systems, helping to mitigate resistance.

SourceUniversity of Exeter·JournalWater Research·DateJun 10, 2021

Using machine learning to evaluate and discover theories of decision-making

Researchers used machine learning to test and improve long-stagnant theories of human decision-making by analyzing a large dataset of risky choices. The study found that deep neural networks could mimic human decisions with high accuracy, revealing underlying psychological properties of established behavioral theories.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateJun 10, 2021

Common diabetes drug shows promise as treatment for COVID-19 lung inflammation

Researchers found that metformin prevents pulmonary inflammation, a major factor in COVID-19 severity and mortality, by inhibiting inflammasome activation and reducing IL-1β production. Metformin may have therapeutic potential for treating severe COVID-19 and other forms of acute respiratory distress syndrome.

SourceUniversity of California - San Diego·JournalImmunity·DateJun 10, 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.

Bacteria serves tasty solution to global plastic crisis

Scientists have discovered a novel way to convert post-consumer plastic into vanillin, a valuable industrial chemical. This breakthrough could boost the circular economy by turning harmful plastics into a carbon resource and promoting sustainability.

SourceUniversity of Edinburgh·JournalGreen Chemistry·DateJun 10, 2021

COVID-19 vaccine hesitancy among patients with breast cancer

A survey study among women with breast cancer in Mexico found a high hesitancy rate toward COVID-19 vaccination due to concerns about vaccine safety and efficacy. The study highlights the need for healthcare providers to address these concerns and improve access to vaccination services for this vulnerable population.

SourceJAMA Network·JournalJAMA Oncology·DateJun 10, 2021

More sustainable mortars and concrete with optimal thermal and mechanical efficiency

The University of the Basque Country's research team has created mortars and concretes with optimal thermal and mechanical efficiency, replacing natural materials with industrial by-products. The new materials have good thermal conductivity and are suitable for use in radiant floor heating systems, reducing CO2 emissions.

SourceUniversity of the Basque Country·JournalJournal of Building Engineering·DateJun 10, 2021
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.

Pinpointing how cancer cells turn aggressive

A team of scientists has developed a new method for tracing the lineage and gene expression patterns of metastatic cancer cells at the single-cell level. The researchers found that a spectrum of aggression exists in cancer cells, with some cells more likely to remain in place and others more likely to spread to other tissues.

SourceUniversity of Pennsylvania·JournalCancer Cell·DateJun 10, 2021

Researchers use transoceanic fiber link for geophysical sensing

Scientists demonstrate a new technique to sense geophysical events using transoceanic fiber optic cables, offering potential for early warnings of tsunamis and earthquakes. The method measures tiny changes in polarization of transmitted light, enabling monitoring of previously inaccessible ocean depths.

SourceOptica·JournalOptica·DateJun 10, 2021

Future falls risk detected by a simple bone density scan

A study published in Atherosclerosis has found that the build-up of calcium in major blood vessels is linked to a 39% higher risk of serious falls in older women. The research used bone density scans to identify abdominal aortic calcification, which can be detected early on, and may help health professionals to prevent future falls.

SourceEdith Cowan University·JournalAtherosclerosis·DateJun 10, 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.

Beyond Remission: From Alcohol Dependence to Optimal Mental Health

A new study published in the journal Substance Use & Misuse found that 71% of Canadians with a history of alcohol dependence were no longer dependent, while 52% were free from any addictions or mental illness. The researchers also discovered that social support and age were strongly associated with optimal mental health, with older...

SourceUniversity of Toronto·JournalSubstance Use & Misuse·DateJun 10, 2021

Printing flexible wearable electronics for smart device applications

Researchers have developed a printing technique to fabricate flexible supercapacitors, which can be bent, stretched, and twisted without losing electrochemical function. The printed devices use printable electrodes and functional inks, offering flexibility and low cost for various applications.

SourceAmerican Institute of Physics·JournalApplied Physics Reviews·DateJun 10, 2021
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.

Researchers test model to predict drug overdose deaths in US

A novel prediction model predicts US counties at high risk of future overdose death outbreaks, allowing for preemptive deployment of public health resources. The tool improves on existing methods by incorporating neighboring county data, predicting geographic spread of the overdose epidemic.

SourceUniversity of California - San Diego·JournalThe Lancet Public Health·DateJun 10, 2021

People with 'healthy obesity' are still at increased risk of disease

A new study found that individuals with metabolically healthy obesity (MHO) are at higher risk of developing diabetes, heart diseases, strokes, and respiratory diseases. Despite having a normal metabolic profile, MHO individuals face increased mortality rates compared to those with normal weight but unhealthy metabolism.

SourceDiabetologia·JournalDiabetologia·DateJun 10, 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.

Scientists uncover the mysteries of how viruses evolve

Researchers developed a novel technique to study viral structure and evolution, revealing hallmarks of natural viruses in an artificial system. The findings suggest that these 'containers' efficiently package genetic cargo, potentially leading to new gene therapeutic applications.

SourceUniversity of York·JournalScience·DateJun 10, 2021

Rural residents, American Indians travel farthest for certified stroke care

Stroke patients from rural areas and American Indian communities face significant challenges in accessing certified stroke centers due to longer distances. Demographic factors such as age, income, and insurance status also impact the distance to stroke care, with rural areas showing a reversal of expected relationships.

SourceAmerican Heart Association·DateJun 10, 2021

Ancient human-food feedback could boost tropical food security

For over 13,000 years, humans have thrived in tropical forest environments, transforming the natural landscapes into forest gardens. Ensuring local peoples' rights to their ancestral forest lands is crucial for conserving these sensitive environments and boosting food security.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateJun 10, 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.

Flickering screens may help children with reading and writing difficulties

The study found that visual pixel noise significantly improved reading skills and memory recall in children with major reading difficulties, particularly phonological impairments. The amount of white noise was critical for achieving these improvements, with moderate levels showing the most significant effects.

SourceUniversity of Gothenburg·JournalBrain and Behavior·DateJun 10, 2021

Botany: Scent of death attracts coffin flies to pipevine flowers

Researchers discovered a sophisticated deception mechanism in Aristolochia microstoma flowers, emitting foul scents similar to rotting arthropods. The deception attracts phorid flies for pollination, with the flies trapped inside before depositing pollen.

SourceTechnische Universität Dresden·JournalFrontiers in Ecology and Evolution·DateJun 10, 2021

Children cannot understand sadness and happiness in people wearing facemasks

A recent study published in Frontiers in Psychology found that children aged 3-5 years old can only recognize happiness and sadness on 40% of occasions when wearing facemasks. This limitation highlights the challenges of social interaction for young children during the pandemic.

SourceIstituto Italiano di Tecnologia - IIT·JournalFrontiers in Psychology·DateJun 10, 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.

Study shows how rudeness leads to anchoring, including in medical diagnoses

Researchers found that experiencing rudeness amplifies the anchoring bias, leading people to fixate on one piece of information despite inconsistent feedback. Perspective-taking and information elaboration can counteract this effect, suggesting a need to rethink workplace behavior.

SourceUniversity of Maryland·JournalJournal of Applied Psychology·DateJun 10, 2021

New method eliminates interference of nicotine in detection of methamphetamine

Researchers developed a homemade ion mobility spectrometry method to detect methamphetamine without nicotine interference. The optimized temperature and pyridine concentration resolved overlapping spectral peaks, providing high selectivity and a low limit of detection for MA detection.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalAnalytical and Bioanalytical Chemistry·DateJun 10, 2021

Latest tests on 6G return surprising results

A recent study published in Proceedings of the IEEE reveals that high-frequency signals can be managed more effectively than previously thought, addressing key challenges in 6G technology. The research has significant implications for applications such as haptic internet, mobile edge computing, and holographic communication.

SourceUniversity of Southern California·JournalProceedings of the IEEE·DateJun 10, 2021

Four collaborative research centres at Goethe University receiving funding

Goethe University is involved in four collaborative research centres funded by the German Research Foundation, including TRR 326 on uniformized structures and TRR 1039 on lipid signalling in health and disease. The centres aim to explore complex geometric spaces and develop innovative ways to diagnose and treat diseases.

SourceGoethe University Frankfurt·DateJun 10, 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.

A new mechanism behind continuous stem cell activity in plants

Researchers identified a novel vascular cell maintenance system where BEH3 competes with other transcription factors to stabilize vascular stem cell multiplication and differentiation. They also found that BEH3 hinders the activity of other BES/BZR transcription factors, indicating its opposing function in regulating vascular stem cells.

SourceKobe University·JournalThe Plant Cell·DateJun 10, 2021

Novel SERS sensor helps to detect aldehyde gases

A new SERS gas sensor developed by Prof. HUANG Qing's group can detect aldehydes with high sensitivity and selectivity, using Co-Ni LDH composite nanomaterials. The sensor's accuracy, repeatability, and selectivity have been verified through experiments.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalAnalytical Chemistry·DateJun 10, 2021

Monoclonal antibody therapy for COVID-19 safe, effective for transplant patients

A recent study published in Open Forum Infectious Diseases found that monoclonal antibody therapy is safe and effective in treating mild to moderate cases of COVID-19 in transplant patients. The study showed that these patients had a lower risk of severe illness and death compared to those who did not receive the treatment.

SourceMayo Clinic·JournalOpen Forum Infectious Diseases·DateJun 10, 2021
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Changing community networks impact disease spread

A new study explores how changes in transportation networks impact disease spread, providing insights for future disease intervention strategies. The researchers developed techniques to quantify the effectiveness of different approaches in controlling disease outbreaks by analyzing network structure and hot spot placement.

SourceSociety for Industrial and Applied Mathematics·JournalSIAM Journal on Applied Mathematics·DateJun 10, 2021

Depression in old age: Smoking and other risk factors less decisive

Research at the Max Planck Institute found that people over 50 with multiple health risks are more likely to experience depression. However, the severity of depressive moods decreases with age, suggesting a potential psychological component and better coping mechanisms in older adults.

SourceMax Planck Institute for Human Cognitive and Brain Sciences·JournalThe Journals of Gerontology Series B·DateJun 10, 2021

Cells construct living composite polymers for biomedical applications

Researchers at Duke University have demonstrated that living cells can construct semi-interpenetrating polymer networks (sIPNs) for biomedical applications. These cell-built materials exhibit medically relevant functions and could be used to release protective molecules, such as antibiotics, in a controlled manner.

SourceDuke University·JournalNature Communications·DateJun 10, 2021

Hush little baby don't say a word...

Children with documented child protection concerns are four times as likely to die before their 16th birthday due to family abuse and neglect. The study found a significant excess risk of death among boys and girls with the most serious child protection concerns, highlighting the need for improved services.

SourceUniversity of South Australia·JournalJAMA Network Open·DateJun 10, 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.

For bay oysters, protection plus restoration creates healthiest reefs

A new study from the Smithsonian Environmental Research Center found that actively restoring oyster reefs can create healthier habitats than simply protecting them. The study used underwater videos to rate habitats and found that restored reefs earned the highest scores for oyster habitat, with 74% receiving a top ranking.

SourceSmithsonian·JournalMarine Ecology Progress Series·DateJun 10, 2021

Study on plant roots challenges nature of ecological trade-offs

A new study published in Nature Ecology & Evolution reveals that root traits can explain plant species distributions across the planet, challenging the nature of ecological trade-offs. The research found that thick and dense roots are more common in warm climates, while thin and low-density roots are more common in cold climates.

SourceUniversity of Wyoming·JournalNature Ecology & Evolution·DateJun 10, 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.

Chamoli disaster could happen again

Researchers analyzed the causes and scope of the devastating Chamoli flood, which killed over 200 people and destroyed two hydropower plants. The study used satellite imagery and digital models to reconstruct the event, highlighting the risks of hydropower projects in fragile alpine ecosystems.

SourceUniversity of Zurich·JournalScience·DateJun 10, 2021

How gender norms and job loss affect relationship status

A study by Pilar Gonalons-Pons and Markus Gangl found that unemployment affects romantic relationships more strongly in countries with strict gender norms. The researchers discovered a stronger association between men's unemployment and relationship breakup in societies where masculinity is tied to breadwinning, highlighting the signif...

SourceUniversity of Pennsylvania·JournalAmerican Sociological Review·DateJun 10, 2021
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.

A better understanding of 'wet markets' is key to safeguarding human health, biodiversity

Researchers argue that targeting high-risk wet markets, particularly those selling live wild animals, can mitigate future infectious disease outbreaks while minimizing disruption to food supply chains. These informal markets pose little risk to human health or biodiversity, with most selling processed domesticated animals.

SourcePrinceton School of Public and International Affairs·JournalThe Lancet Planetary Health·DateJun 10, 2021

A spatiotemporal symphony of light

Scientists observe combined sound and light waves in atomically thin materials, finding that the hybrid wave can speed up and slow down spontaneously and split into two separate pulses. The discovery opens up new possibilities for optical communication through atomically thin layers.

SourceTechnion-Israel Institute of Technology·JournalScience·DateJun 10, 2021

New dipping solution turns the whole fish into valuable food

Researchers at Chalmers University of Technology have developed a dipping solution that significantly extends the storage time of fish side streams, increasing their value as food ingredients. The solution covers the surface with antioxidants, reducing oxidation and keeping quality high.

SourceChalmers University of Technology·JournalFood Control·DateJun 10, 2021

'Bad fat' suppresses killer T cells from attacking cancer

Researchers discovered that tumor microenvironment contains oxidized fat molecules that suppress killer T cells' ability to fight cancer. The process involves CD36 cellular fat transporter and leads to increased lipid oxidation, triggering stress response proteins and repressing anti-tumor functions.

SourceSalk Institute·JournalImmunity·DateJun 10, 2021

Humans are ready to take advantage of benevolent AI

A new study found that people trust AI as much as humans, but are unwilling to compromise and cooperate with machines. Researchers conducted large-scale online studies using methods from behavioral game theory, finding a consistent pattern of 'algorithm exploitation' where humans exploit AI's benevolence for personal gain.

SourceLudwig-Maximilians-Universität München·JournaliScience·DateJun 10, 2021
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.