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Science News Archive November 2021 - Page 31


Page 31 of 40

Study finds more inflammation in Black patients with chronic skin disease

Researchers identified two distinct clusters of patients with Prurigo nodularis: those with increased inflammation and those with a higher likelihood of spinal disease. This study suggests that personalized treatment approaches can be tailored to specific patient profiles.

SourceJohns Hopkins Medicine·JournalJournal of Investigative Dermatology·DateNov 8, 2021

Study finds QFR-guided lesion selection leads to better PCI outcomes compared with conventional angiography

A study published in The Lancet found that using physiologic measurement quantitative flow ratio (QFR) for lesion selection during percutaneous coronary intervention (PCI) leads to better clinical outcomes compared to standard angiography-guided strategies. This is due to fewer procedural complications and superior long-term results.

SourceCardiovascular Research Foundation·JournalThe Lancet·DateNov 8, 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.

British veterans severely injured in the Afghanistan War had higher risk of CVD

A recent study presented at the American Heart Association’s Scientific Sessions 2021 found that British veterans who sustained traumatic injuries during the Afghanistan War were up to twice as likely to develop metabolic syndrome and had increased markers of cardiovascular disease risk. The study, which followed 1,144 male combat vete...

SourceAmerican Heart Association·DateNov 8, 2021

Harnessing hot helium ash to drive rotation in fusion reactors

Researchers have discovered a way to harness hot helium ash to drive rotation in fusion reactors, reducing instabilities and turbulence. By capturing the energy of hot fusion ash via alpha channeling, plasma rotation can be stabilized, leading to improved performance and reduced operating costs.

SourceAmerican Physical Society·DateNov 8, 2021

Off-world colony simulation reveals changes in human communication over time with Earth

Researchers studied the effects of isolation on human psychology, physiology, and team dynamics in a simulated off-world colony. The study found that crews' communication with mission control diminished over time, causing initial friction but eventually leading to increased cohesion despite cultural and personal differences.

SourceFrontiers·JournalFrontiers in Physiology·TypeObservational study·DateNov 8, 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.

Explanation for unusual isotope patterns

MARUM researchers simulate alternative hydrocarbon formation through reduction of acetic acid, proposing a new explanation for unusual isotope patterns. The findings provide insight into the rapid thermal alteration of sedimentary organic matter and its role in the global carbon cycle.

SourceMARUM - Center for Marine Environmental Sciences, University of Bremen·JournalProceedings of the National Academy of Sciences·DateNov 8, 2021

Galectin-1 linked to increased risk of type 2 diabetes

Research associates elevated galectin-1 levels with increased risk of type 2 diabetes, while offering kidney protection in high-risk patients. Galectin-1's role in disease development and progression is a new clue in understanding the link between obesity and type 2 diabetes.

SourceUniversity of Gothenburg·JournalDiabetologia·DateNov 8, 2021

What doesn’t kill you makes you stronger: Illinois research shows crops have drought ‘memory’ to help reduce yield loss

Crops that survive early-season drought conditions are better able to deal with those same conditions later in their growth cycle, a phenomenon known as 'drought memory'. This adaptation allows crops to mitigate losses from late-season droughts up to seven percent.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalFood and Energy Security·TypeExperimental study·DateNov 8, 2021

Materials advancement accelerates the realization of AI technology!

Researchers at Korea Institute of Materials Science (KIMS) developed a core material for next-generation neuromorphic semiconductors, enabling high pattern recognition rates and low energy consumption. The new memtransistor structure shows great promise for low-power edge computing and wearable AI systems.

SourceNational Research Council of Science & Technology·JournalAdvanced Functional Materials·DateNov 8, 2021
Apple iPhone 17 Pro

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

Does ethnicity play a role in survival from brain tumours?

A study found that patients from ethnic minority groups had lower mortality rates compared to white British people. Patients from Indian, Pakistani, and other ethnic backgrounds were 16-30% less likely to die within one year of diagnosis.

SourceNational Cancer Research Institute·DateNov 8, 2021

Storing energy in plants with electronic roots

Scientists have successfully stored energy in bean plant roots using conjugated oligomers, creating a new biohybrid system for sustainable energy storage. The research demonstrates that the roots of intact plants can function as networks of conductors, storing up to 100 times more energy than previous experiments.

SourceLinköping University·JournalMaterials Horizons·TypeExperimental study·DateNov 8, 2021

Nature Medicine publishes phase 2 trial data showing durvalumab immunotherapy with standard chemotherapy improved survival in malignant pleural mesothelioma

A phase 2 clinical trial shows durvalumab immunotherapy combined with standard chemotherapy significantly improved overall survival for patients with previously untreated malignant pleural mesothlioma. The study's findings provide insights into patient selection methods for this novel chemo-immunotherapy regimen.

SourcePrECOG, LLC·JournalNature Medicine·TypeRandomized controlled/clinical trial·DateNov 8, 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.

Harvard scientists take the study of regeneration to the next level by making three-banded panther worms transgenic

Researchers have successfully created transgenic three-banded panther worms to study regeneration, revealing detailed insights into the cellular anatomy of these animals. By manipulating specific genes, scientists can now investigate the role of muscle cells in holding the worm's body together and storing information for regeneration.

SourceHarvard University, Department of Organismic and Evolutionary Biology·JournalDevelopmental Cell·DateNov 8, 2021

Scientists discover how antibiotics penetrate Gram-negative bacterial cell walls

Researchers developed a method to determine how antibiotics interact with Gram-negative bacterial membranes, revealing that positively charged groups can facilitate passage through pores. The technique, called molecular dynamics simulation, will help design new drugs to target resistant microbes.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalChemical Science·TypeComputational simulation/modeling·DateNov 8, 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.

How prolonged radiation exposure damages nuclear reactors

The study reveals that radiation condition, reactor design, and temperature are crucial factors in predicting instability in materials due to radiation. Nanomaterials with fine grain sizes suppress instabilities, making them more radiation-tolerant. The research provides insight into designing safer, more efficient nuclear reactors.

SourceTexas A&M University·JournalFrontiers in Materials·DateNov 8, 2021

Flexible sigmoidoscopy screening associated with long-term reduction in colorectal cancer incidence and mortality

Flexible sigmoidoscopy screening significantly reduces colorectal cancer incidence and mortality, with a substantial protective effect maintained up to 19 years. The study's findings confirm the safety and effectiveness of flexible sigmoidoscopy as a preventive measure.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·TypeRandomized controlled/clinical trial·DateNov 8, 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.

Wang receives NSF CAREER grant

Cong Wang, Assistant Professor at George Mason University, has received a $181,584 NSF CAREER grant for his research on memory-efficient and robust architecture for federated intelligence on edge devices. The project aims to address the limitations of current federated learning approaches and provide solutions for computation/memory/en...

SourceGeorge Mason University·DateNov 8, 2021

Phonon scattering and localization: excitons dynamics in 2D disorder potentials

Researchers investigated exciton diffusion behavior in WSe2 monolayer flake under phonon scattering and disorder potentials. Temperature manipulation optimizes the competition between exciton localization and phonon-exciton scattering, leading to improved exciton diffusion coefficient.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournaleLight·DateNov 8, 2021

Why the world needs a better LED light bulb

Researchers have developed a new light-emitting material that doubles the intensity of existing LEDs while also being more energy-efficient. The material, cerium-doped zinc oxide, has the potential to be used in commercial LED lighting applications and could make lighting more affordable for households and businesses worldwide.

SourceUniversity of Johannesburg·JournalJournal of Luminescence·TypeExperimental study·DateNov 8, 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.

Change in vaccination strategy averted outbreak of urban yellow fever in São Paulo State, scientists say

An updated vaccination strategy is credited with averting an outbreak of urban yellow fever in São Paulo State, according to research published in Scientific Reports. The study found that the virus spread rapidly, reaching cities never affected before, and that a high number of cases were reported in areas with low vaccination coverage.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalScientific Reports·DateNov 8, 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.

Warming temperatures increasingly alter structure of atmosphere

The tropopause is rising at a steady pace since 1980 due to human-induced warming of the lower atmosphere. This trend continues even as stratospheric temperatures stabilize after ozone depletion efforts.

SourceNational Center for Atmospheric Research/University Corporation for Atmospheric Research·JournalScience Advances·TypeObservational study·DateNov 8, 2021

Sitting more linked to increased feelings of depression, anxiety

A study found that people who continued to spend a high amount of time sitting between April and June 2020 were likely to have higher symptoms of depression. Despite seeing improvements in mental health over time, participants whose sitting times stayed high did not recover from depressive symptoms in the same way as others.

SourceIowa State University·JournalFrontiers in Psychiatry·TypeSurvey·DateNov 8, 2021

Latin American rice breeding gets a boost from genomic tools

New research enables regionally relevant eating-quality traits to be selected early in breeding programs, saving time and effort. Genetic markers associated with 10 grain-quality traits have been identified, which can now be used by rice breeders in Latin America and potentially worldwide.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalThe Plant Genome·DateNov 8, 2021

Multiculturalism in itself is not a resource

A new study from Copenhagen Business School suggests that transforming multicultural employees' capacities into strategic human capital resources is key to a company's competitive advantage. The researchers highlight the importance of deliberate actions, emerging-enabling factors, and differentiated HR architecture to create sustainabl...

SourceCopenhagen Business School·JournalJournal of International Business Studies·TypeObservational study·DateNov 8, 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.

New symptoms identified that could help doctors diagnose pancreatic cancer

Researchers have identified two new symptoms – thirst and dark urine – associated with pancreatic cancer, which could help doctors diagnose the disease earlier. The study found 23 symptoms linked to pancreatic cancer, with patients often experiencing non-specific symptoms up to a year before diagnosis.

SourceNational Cancer Research Institute·JournalBritish Journal of General Practice·TypeData/statistical analysis·DateNov 8, 2021

Helping smooth New Zealand sea lions’ road home

A team of researchers has developed a new tool to predict the habitat needs of New Zealand's endangered sea lions, enabling conservation efforts to better prepare for their return to the mainland. The model takes into account various factors such as sand, grass, and forest types, slopes, and human impact like roads and farms.

SourceMichigan State University·JournalMethods in Ecology and Evolution·TypeComputational simulation/modeling·DateNov 7, 2021

New app helps parents identify treatable childhood growth disorders earlier

A new mobile phone app called GrowthMonitor can accurately measure children's height and detect potential growth disorders, enabling early diagnosis and treatment. The app uses a traffic light system to inform parents of normal, amber, or red growth status, empowering them to take action.

SourceSociety for Endocrinology·TypeObservational study·DateNov 7, 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.

Calculating a dangerous heartbeat

A team of researchers from Flinders University has developed a single mathematical equation that can accurately model and predict the behavior of ventricular fibrillation, a life-threatening heart rhythm. The equation uses principles from renewal theory to predict the population dynamics of 'rotors' found in the heart during VF.

SourceFlinders University·JournalHeart Rhythm·TypeObservational study·DateNov 7, 2021

Muscular wing-body junction improved Pterosaur flight performance

A new study reveals pterosaurs had a wing root fairing made of skeletal muscle, improving force generation and wing shape control. The findings suggest pterosaurs were more advanced flyers than previously thought, with significant contributions to their flight anatomy and evolution.

SourceThe University of Hong Kong·JournalProceedings of the National Academy of Sciences·DateNov 7, 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.

HKUMed uses ancestral sequence reconstruction[1] to reveal the evolutionary adaptations that enable avian influenza viruses to transmit in mammalian hosts

The study reveals step-wise molecular changes in viral polymerase and nucleoprotein that facilitated efficient pig-to-pig transmission. The findings suggest strategic coordination of surveillance and risk assessment activities to identify viruses with pandemic potential.

SourceThe University of Hong Kong·JournalNature Microbiology·DateNov 7, 2021

New strategy against treatment-resistant prostate cancer identified

Researchers found that restoring NXTAR expression can suppress prostate tumor growth, suggesting a new approach to treating hormone-resistant prostate cancer. The study identified an RNA molecule called NXTAR that plays a key role in regulating the androgen receptor, a protein driving prostate tumor growth.

SourceWashU Medicine·JournalCancer Research·DateNov 5, 2021

Sick insects stick to comfortable conditions

Research shows that infection with a fungus decreases the thermal tolerance of aphids and their beetle predator, the common ladybeetle, by more than 40 degrees Fahrenheit. Infected insects are less likely to cross into zones that are too warm or too cold, altering predator-prey interactions as the climate changes.

SourcePenn State·JournalScientific Reports·DateNov 5, 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.

Planting new forests with high functional diversity helps improve productivity

A study by Prof. MA Keping and colleagues found that older forests with high functional diversity achieve higher productivity than those with low diversity or specific high average traits. This reliable tool helps forest managers connect restoration actions to goals, essential for mitigating climate change and biodiversity loss.

SourceChinese Academy of Sciences Headquarters·JournalNature·TypeExperimental study·DateNov 5, 2021

Study of 18000+ US and Australian older people reveals moderate drinking protective against heart disease, more than for tea totalers

A landmark Monash University study found moderate drinking is associated with a reduced risk of cardiovascular disease and mortality in healthy older adults. The study of over 18,000 participants aged 70+ found that consumption of 51-100 g/week was linked to lower CVD event risks and all-cause mortality.

SourceMonash University·JournalEuropean Journal of Preventive Cardiology·TypeRandomized controlled/clinical trial·DateNov 5, 2021

A sustainable revolution for drugs, agriculture and food industry of the future: Cryform project starts at the Politecnico di Torino

The CryForm project aims to replace synthetic stabilizing agents with crystalline materials, enabling innovative multiphase formulations for safer, more sustainable and affordable products. The project will develop biocompatible crystals for pharmaceutical, cosmetic and food applications, contributing to the European Green Deal.

SourcePolitecnico di Torino·DateNov 5, 2021

School-based screening increases identification of, treatment for depression

A new study by Penn State researchers found that universal school-based depression screening increased identification and treatment of adolescent depression. The three-year study involving over 12,000 students from 14 Pennsylvania public high schools showed that students who received screening were twice as likely to initiate treatment...

SourcePenn State·JournalJAMA Network Open·DateNov 5, 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.

Secondary forests restore fresh water sources in degraded landscapes

Researchers found that bacterial communities in streams adjacent to young secondary forests recover to resemble those of mature forest streams within a decade after cattle is removed from the land. This study provides hope for restoring water quality through passive reforestation, which can be crucial for human health and the environment.

SourceSmithsonian Tropical Research Institute·JournalScientific Reports·DateNov 5, 2021

EAST lower divertor upgraded for higher power handling

The EAST team has successfully upgraded its lower divertor with a new Corner Slot design, featuring a right-angle target plate and improved material properties. This upgrade enabled the facility to achieve a record-breaking plasma temperature and significantly increase power handling capabilities.

SourceHefei Institutes of Physical Science, Chinese Academy of Sciences·JournalNuclear Fusion·DateNov 5, 2021

Air pollution and proximity to blue and green spaces found to be key factors affecting quality of life of people living with chronic obstructive pulmonary disease

High air pollution exposure worsens COPD patients' quality of life, while living far from green spaces also reports negative effects. Access to blue and green spaces improves mental and physical health through increased physical activity.

SourceUniversity of Alberta Faculty of Medicine & Dentistry·JournalEnvironmental Research·DateNov 5, 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.