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Science News Archive 2021 - Page 89


Page 89 of 510

COVID-19: Using Polylactic Acid (PLA) to create more environmentally friendly face masks

Scientists have created sustainable face masks made from biodegradable PLA, which breaks down quickly under ambient temperatures. The study showed that the masks can be fully bio-mineralized without forming secondary microplastic pollution, paving the way for more eco-friendly alternatives.

SourceAgency for Science, Technology and Research (A*STAR), Singapore·JournalScience of The Total Environment·DateOct 19, 2021

Different recipe, same sauce

Researchers at Kyoto University have successfully synthesized shagene A, a tricyclic terpenoid effective against the parasitic disease leishmaniasis. The compound kills the parasite without causing detrimental side effects and has attracted attention for its potential in drug discovery.

SourceKyoto University·JournalAngewandte Chemie·TypeExperimental study·DateOct 19, 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.

What does it take to be a marine?

A study analyzing data from 3,438 trainees has identified key factors associated with success in Recon Marine training, including prior life experience, athletic experience, and physical performance metrics. The research aims to inform military recruitment and training strategies, advancing novel ways to recruit and retain for the U.S....

SourceUniversity of Southern California·DateOct 19, 2021

How just 10 news photos can predict global daily stock market returns

Research at RMIT University uses Getty's top lists of editorial pictures to analyze daily investor sentiment, predicting stock market returns based on global mood. The algorithm produces a daily score from 10 popular photos, providing a quick snapshot of investment mood across developed and emerging economies.

SourceRMIT University·JournalFinance Research Letters·TypeData/statistical analysis·DateOct 19, 2021

Microplastics in belugas worked their way up food chain, SFU researchers find

A new study published in Science of the Total Environment has found that 21% of Arctic fish eaten by beluga whales contain microplastic particles. Researchers estimate that belugas ingest up to 145,000 particles of microplastics per year, highlighting the pervasive nature of plastic pollution in the Arctic.

SourceSimon Fraser University·JournalThe Science of The Total Environment·TypeObservational study·DateOct 19, 2021
Apple iPhone 17 Pro

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

New tool can identify harmful blue-green algae

Researchers developed a new mass spectrometry technique to identify key protein features in cyanobacteria, enabling rapid detection of harmful species. This approach can be used to prevent blue-green algae blooms and detect toxic species, such as spirulina extracts.

SourceUniversity of Birmingham·JournalAnalytical Chemistry·TypeExperimental study·DateOct 19, 2021

Small-scale foragers left more than footprints on the landscape

Researchers used satellite data to identify areas in coastal southwest Madagascar where indigenous foragers altered their surroundings, showing a 17% human impact. The study found subtle but widespread changes in soil capacity to absorb water and vegetation distribution.

SourcePenn State·JournalFrontiers in Ecology and Evolution·DateOct 19, 2021

Targeted interventions to contain pandemics, minimize societal disruption

Researchers propose targeted interventions to contain outbreaks in cities like Hong Kong, minimizing economic and social costs. By controlling a small percentage of grids, the virus can be largely contained, offering a balance between risk reduction and human mobility.

SourceAmerican Institute of Physics·JournalChaos An Interdisciplinary Journal of Nonlinear Science·DateOct 19, 2021

What’s missing from forest mortality projections? A look underground

A new study reveals that incorporating lateral groundwater processes into forest models can significantly impact predictions of tree survival in drought conditions. By accounting for the sideways flow of water through soil, scientists can better understand how riparian forests will respond to future climate change.

SourceUniversity at Buffalo·JournalEnvironmental Research Letters·DateOct 19, 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.

Report points to new therapeutic approach for tough-to-treat heart failure

Researchers discovered a mechanism that could prove useful in treating heart failure with preserved ejection fraction (HFpEF), a common and hard-to-treat condition. The new approach reduces exposure to increased cardiac stiffness, which is associated with lower-filling pressures inside the heart chambers.

SourceUniversity of Minnesota Medical School·JournalCirculation·DateOct 19, 2021

Drug helps sensory neurons regrow in the mouse central nervous system

Researchers at WashU Medicine identified a drug that helps sensory neurons regrow after spinal cord injury. The drug, fenofibrate, activated support cells and improved recovery by about twice as much as a placebo. This finding offers potential for repurposing an FDA-approved compound to restore sensory function.

SourceWashU Medicine·JournaleLife·TypeExperimental study·DateOct 19, 2021

New deep learning algorithm can pick up genetic mutations and DNA mismatch repair deficiency in colorectal cancers more efficiently

A new deep learning algorithm can accurately predict the status of molecular pathways and key mutations in colorectal cancer from routine histology images. The algorithm, which doesn't require manual annotations, has been shown to be significantly more accurate than current methods.

SourceUniversity of Warwick·JournalThe Lancet Digital Health·TypeImaging analysis·DateOct 19, 2021

Scientists identify suspect protein as a marker for prostate cancer progression

Scientists at Daegu Gyeongbuk Institute of Science and Technology have identified zinc finger protein 507 (ZNF507) as a critical protein marker for the progression of prostate cancer to an aggressive state. The researchers found that ZNF507 accelerated the growth, survival, proliferation, and migration of PC cells.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalJournal of Experimental & Clinical Cancer Research·TypeExperimental study·DateOct 19, 2021

Adding SNAP benefits for older adults in Medicare, Medicaid can reduce hospital visits, healthcare costs

A study published in Annals of Internal Medicine shows that participation in the Supplemental Nutrition Assistance Program (SNAP) among older adults dually enrolled in Medicare and Medicaid is associated with fewer hospital visits and lower healthcare costs. Researchers used data from over 115,000 people aged 65+ in North Carolina to d...

SourceUniversity of North Carolina Health Care·JournalAnnals of Internal Medicine·TypeObservational study·DateOct 19, 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.

Viral infections could promote neurodegeneration

DZNE researchers found that viral molecules facilitate the intercellular spreading of protein aggregates, which are hallmarks of brain diseases like Alzheimer's. The presence of viral ligands increases protein aggregate spreading between cells, potentially contributing to neurodegeneration.

SourceDZNE - German Center for Neurodegenerative Diseases·JournalNature Communications·TypeExperimental study·DateOct 19, 2021

New concerns for inland wetlands

A new study by Flinders University highlights concerns over the potential impact of a proposed Carmichael coal mine on the Doongmabulla Springs Complex in central Queensland. The research suggests that even partial dewatering of the aquifer could lead to permanent damage, threatening the springs' existence.

SourceFlinders University·JournalJournal of Hydrology·TypeComputational simulation/modeling·DateOct 19, 2021

Dairy calves use brushes for more than combing their hair!

A study in the Journal of Dairy Science found that dairy calves use brushes for grooming and oral manipulation, with 40% of brush use being oral manipulation. Providing access to brushes can reduce abnormal behaviors and improve cattle welfare.

SourceElsevier·JournalJournal of Dairy Science·TypeExperimental study·DateOct 19, 2021

SEL-WLEDs: Full electroluminescent white light-emitting diodes based on a single emissive layer

Researchers reviewed the progress of Single-Emissive Layer White Light Emitting Diodes (SEL-WLEDs), highlighting their advantages in low cost, simple process, and material stability. The study proposes perovskite materials as a feasible path to commercialization.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateOct 19, 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.

Synchrotron techniques accelerate the developing of high-energy-density Li-ion cathode materials for industrial application

Researchers use synchrotron techniques to study battery cathode materials, revealing their structural and chemical evolution under real-world conditions. The study highlights the importance of realistic operating conditions and interdisciplinary collaboration in improving energy density and reducing production costs.

SourceScience China Press·JournalNational Science Review·DateOct 19, 2021

Female doctors experience frustration, sexual harassment, at work

A global study of 315 female physicians found high career satisfaction but lower satisfaction with pay and administrative tasks. The majority reported experiencing sexist remarks and behaviors, but their overall job satisfaction remained high.

SourceOxford University Press USA·JournalFamily Practice·TypeSurvey·DateOct 19, 2021

Food safety crises at smaller restaurant chains can hurt giants

A recent study found that food safety crises at smaller restaurant chains have a significant impact on consumer behavior, causing people to be hesitant to visit other restaurants even if they were not directly involved. The negative spillover effect was greater from the bottom up, with small chain crises hurting big-name brands more.

SourceWashington State University·JournalInternational Journal of Hospitality Management·TypeExperimental study·DateOct 19, 2021

47 lunar fragments help fill gap of two billion years in lunar history

Researchers have found 47 lunar fragments with crystallization ages of 2.03 billion years, filling a 2-billion-year gap in the Moon's volcanic history. The samples provide conclusive evidence that magmatic activity on the Moon persisted until at least two billion years ago.

SourceChinese Academy of Sciences Headquarters·JournalNature·DateOct 19, 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.

scAAVengr hunt for viruses to cure blindness

A novel computational platform called scAAVengr uses single-cell RNA sequencing to quickly evaluate viral vectors for delivering gene therapies to the retina with maximum efficiency and precision. This approach saves time and resources by identifying suitable candidates that can deliver therapy to affected parts of the retina accurately.

SourceUniversity of Pittsburgh·JournaleLife·DateOct 19, 2021

Climate change caused the devastating floods in part of Brazilian´s Southeast region, study says

A study found that climate change increased the probability of heavy rainfall by 70% in Brazil's Minas Gerais state, leading to severe flooding, deaths, and massive damage. The extreme event caused over 90,000 people to be temporarily homeless and resulted in significant economic losses.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalClimate Resilience and Sustainability·DateOct 19, 2021

Amide-linked covalent organic frameworks as efficient heterogeneous photocatalysts in water

Researchers develop amide-linked covalent organic frameworks as efficient heterogeneous photocatalysts, improving adsorption capacity and recyclability for dyes in water. The frameworks exhibit high crystallinity and stability, ensuring satisfactory recyclability and outstanding photocatalytic activity under visible light.

SourceDalian Institute of Chemical Physics, Chinese Academy Sciences·JournalChinese Journal of Catalysis·DateOct 19, 2021

Excess risk of self-injury linked to autism

A new study found that people with autism spectrum disorder are at a substantially increased risk of self-injury and suicide, with odds over three times higher than in non-autistic individuals. The study identified 31 studies showing statistically significant positive associations between ASD and self-harm.

SourceColumbia University's Mailman School of Public Health·JournalJAMA Network Open·DateOct 19, 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.

Metastatic breast cancer: new ESMO Guideline with evidence-based recommendations

The new ESMO Clinical Practice Guideline provides comprehensive guidance on diagnosing, staging, and treating patients with metastatic breast cancer. The guideline incorporates recent clinical trial data to inform treatment choices, taking into account tumour biology and emerging targeted therapies.

SourceEuropean Society for Medical Oncology·JournalAnnals of Oncology·DateOct 19, 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.

Co-worker interventions can moderate customer sexual harassment in service industry

A new study published in Journal of Occupational Health Psychology suggests that bystander employees who intervene when co-workers are victims of customer sexual harassment can protect their colleagues. The study found that bystander empathy plays a significant role in moderating customer sexual harassment.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalJournal of Occupational Health Psychology·TypeExperimental study·DateOct 19, 2021

Targeting cancer at the nanoscale

Scientists at Osaka University developed a novel system for targeted cancer radiation therapy using gold nanoparticles labeled with astatine-211. The nanoparticles are highly toxic to cancer cells while remaining localized, minimizing damage to healthy tissues.

SourceOsaka University·JournalJournal of Nanobiotechnology·TypeExperimental study·DateOct 19, 2021

UC San Diego study: E-cigarettes don’t help smokers stay off cigarettes

A recent UC San Diego study has found that e-cigarette use does not help smokers stay off cigarettes, but rather increases the risk of relapse. Former smokers who switched to e-cigarettes were more likely to relapse compared to those who remained tobacco-free.

SourceUniversity of California - San Diego·JournalJAMA Network Open·TypeData/statistical analysis·DateOct 19, 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.

Targeted prostate cancer screening could benefit men with inherited cancer syndrome

Research suggests that regular PSA testing from age 40 could detect life-threatening prostate cancer in men with genetic hallmarks of Lynch syndrome, increasing the chances of earlier diagnosis and treatment. Men with MSH2 gene faults were eight times more likely to be diagnosed with prostate cancer at a younger age.

SourceInstitute of Cancer Research·JournalThe Lancet Oncology·TypeExperimental study·DateOct 19, 2021

Brain activation in sleeping toddlers shows memory for words

Researchers at the University of California, Davis, have discovered brain activation in sleeping two-year-olds when played words they had previously learned. The study found activation in the hippocampus and anterior medial temporal lobe, indicating that these regions are crucial for laying down initial memories for words.

SourceUniversity of California - Davis·JournalCurrent Biology·TypeExperimental study·DateOct 19, 2021

Common medications alter flu virus activity

Researchers have identified several commonly prescribed medications that can affect the flu virus's interaction with host cells. Some of these medications amplify the virus's effect, while others dampen it, depending on their target in the cells. Further research is needed to understand the consequences of these interactions for patients.

SourceNorwegian University of Science and Technology·JournalViruses·TypeExperimental study·DateOct 19, 2021

Flexible sensor-integrated RFA needle leads to smarter medical treatment

Researchers developed a thin polymeric sensor platform on an RFA needle to monitor temperature and pressure in real time, detecting steam pops and accelerating ablation processes. The integrated sensors may provide valuable information for safer surgical procedures and more effective medical treatments.

SourceThe Korea Advanced Institute of Science and Technology (KAIST)·JournalAdvanced Science·TypeMeta-analysis·DateOct 19, 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.

Aerial scanning can help protect food crops against devastating disease

Researchers at Swansea University and international partners use aerial scanning to detect infectious plant diseases caused by Xylella fastidiosa before symptoms appear. The method achieves up to 92% accuracy in detecting the pathogen and could help reduce global economic losses and environmental damage.

SourceSwansea University·JournalNature Communications·DateOct 19, 2021

Genomic study revealing among diverse populations with inherited retinal disease

A genomic study revealed causative gene variants for inherited retinal dystrophies (IRDs) in diverse populations, with significant findings for Mexican, Pakistani, and European American participants. The study identified new gene variants and mutations contributing to IRDs, shedding light on disease variation and presentation.

SourceUniversity of California - San Diego·JournalPLOS Genetics·DateOct 19, 2021
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Corporate influence linked to slow implementation of public health policies globally

A study found that only a third of public health policies had been fully implemented globally by 2020, with low-income countries and those with high corporate influence showing slow progress. The researchers suggest that corporate influence cancelled out the positive relationship between democracy and implementation, highlighting the n...

SourceKarolinska Institutet·JournalThe Lancet Global Health·TypeData/statistical analysis·DateOct 19, 2021

In your face: Children’s expressions tell the story of poor sleep

A new study found that changes in children's facial expressions of emotion after sleep restriction predict more social problems concurrently and over time. Emotional expression plays a crucial role in social communication, and poor sleep quality takes a toll on this aspect.

SourceUniversity of Houston·JournalAffective Science·DateOct 19, 2021

Road impacts on ecosystems in sub-Saharan Africa

A new study reveals that road development in sub-Saharan Africa has negative impacts on biodiversity, both inside and outside protected areas. The researchers found that roads act as barriers to movement, facilitate access to previously inaccessible land, and contribute to urbanization, logging, and cropland expansion.

SourceInternational Institute for Applied Systems Analysis·JournalEnvironmental Research Letters·DateOct 19, 2021

UC professor provides insight on disaster preparedness

A study by University of Cincinnati professor Michael J. Fry found that a single large warehouse would be the most cost-efficient approach for disaster relief supplies, but a single location is vulnerable to destruction. The research suggests cooperation between government and relief organizations can improve response effectiveness.

SourceUniversity of Cincinnati·JournalAnnals of Operations Research·DateOct 19, 2021

New cancer treatment may reawaken the immune system

Researchers at MIT have developed a new approach to treat cancer by combining chemotherapy, tumor injury, and immunotherapy. In mouse studies, the treatment eliminated tumors completely in nearly half of the mice and showed promise against various types of cancer.

SourceMassachusetts Institute of Technology·JournalScience Signaling·DateOct 19, 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.

COVID-19 vaccination strategies: When is one dose better than two?

Researchers found that vaccinating more people with a single dose can be beneficial when the vaccine waning rate is low, slowing the spread of the virus. The 'prime first' strategy prioritizes speed over double doses under supply constraints, offering an alternative to traditional vaccination protocols.

SourceAmerican Institute of Physics·JournalChaos An Interdisciplinary Journal of Nonlinear Science·DateOct 19, 2021

Bacteria, fungi interact far more often than previously thought

Researchers uncovered a remarkable diversity of bacteria associated with fungi, detected in 88% of examined fungal isolates, shedding light on the complexity of the fungal bacteriome. This discovery opens up possibilities for studying bacterial-fungal interactions and their impact on ecosystem functioning and climate change.

SourceDOE/Los Alamos National Laboratory·JournalCommunications Biology·DateOct 19, 2021

Researchers find novel means of flagging inpatient pharmacy orders for intervention

A team of researchers has developed a novel machine learning model that can identify medication orders requiring pharmacy intervention using provider behavior and contextual features. This approach reduces the risk of exposing sensitive patient data, while alleviating the workload of pharmacists and increasing patient safety.

SourceNYU Tandon School of Engineering·JournalJAMIA Open·TypeExperimental study·DateOct 19, 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.

Older African Americans more physically active in ‘green’ neighborhoods

Research from Florida Atlantic University suggests that older adults living in walkable neighborhoods with greenspaces benefit from increased physical activity, with 5.4 minutes of daily neighborhood walking associated with African Americans and 3 minutes for whites

SourceFlorida Atlantic University·JournalInternational Journal of Environmental Research and Public Health·TypeMeta-analysis·DateOct 19, 2021