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Science News for November 30, 2021


The Lancet Respiratory Medicine: Children with poorly controlled asthma at higher risk of COVID-19 hospitalization and should be prioritized for vaccination

A national analysis found that children with poorly controlled asthma are more likely to require hospitalisation than those with well-controlled asthma or without asthma. Vaccinating this group can reduce the risk of COVID-19 infection and associated illness.

SourceThe Lancet·JournalThe Lancet Respiratory Medicine·TypeObservational study·DateNov 30, 2021

Ubiquitous food additive alters human microbiota and intestinal environment

A recent study found that carboxymethylcellulose, a widely used food additive, alters the intestinal environment of healthy individuals by reducing beneficial bacteria and nutrients. The research suggests that long-term consumption of this additive may promote chronic inflammatory diseases, highlighting the need for further study.

SourceGeorgia State University·JournalGastroenterology·TypeRandomized controlled/clinical trial·DateNov 30, 2021

Analysis reveals impact of poverty and family adversity on adolescent health

A UK study found that children exposed to persistent poverty and poor parental mental health are at increased risk of socioemotional behavioral problems, cognitive disability, drug experimentation, and obesity. The analysis also identified six trajectories of poverty and family adversity, highlighting the need for interventions address...

SourceUniversity of Liverpool·JournalThe Lancet·TypeMeta-analysis·DateNov 30, 2021

Detective work on the fuel cell

Scientists have developed a unique measurement technique to study oxygen exchange pathways on pristine SOFC cathode surfaces, revealing that different materials follow the same mechanism. This breakthrough enhances understanding of defects and optimizes material performance.

SourceVienna University of Technology·JournalJournal of Materials Chemistry A·TypeExperimental study·DateNov 30, 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.

UC research: ‘Tweens’ increased media use during the 2020 pandemic summer

A recent study by the University of Cincinnati found that tweens spent more time using media during the 2020 pandemic summer, highlighting the need to reassess notions of 'too much' screen time. The research suggests that media use can have both positive and negative effects on children's lives, with some finding connection with peers ...

SourceUniversity of Cincinnati·JournalPsychology of Popular Media·TypeSurvey·DateNov 30, 2021

Male animals are subject to stronger evolutionary pressures than females

A study found that male animals have a greater genetic variance in reproductive success compared to females, which translates into purging deleterious mutations. This suggests that sexual selection on males bolsters adaptation and reduces the risk of extinction when facing challenging environmental conditions.

SourceeLife·JournaleLife·DateNov 30, 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.

Dental device for snoring may slow onset of Alzheimer’s disease

A dental device to reduce snoring improves cognitive function in individuals with mild cognitive impairment. The maximum breathing rate during uninterrupted periods of sleep can differentiate healthy individuals from those with Alzheimer's or mild cognitive impairment. Improved sleep may slow the onset of Alzheimer’s disease.

SourceCenter for BrainHealth·JournalGeriatrics·DateNov 30, 2021

Popular blood thinners may lead to brain bleeding after head injury

A three-year study found that taking older blood thinners like warfarin and clopidogrel, as well as aspirin, significantly increases the risk of delayed intracranial hemorrhage. Researchers recommend follow-up CT scans for patients taking these medications after head trauma.

SourceRadiological Society of North America·DateNov 30, 2021

Flu virus shells could improve delivery of mRNA into cells

Scientists at UC San Diego create nanoparticles that mimic the flu virus's ability to escape endosomes, enabling efficient delivery of mRNA into cells. This breakthrough could lead to improved delivery of mRNA vaccines and therapies.

SourceUniversity of California - San Diego·JournalAngewandte Chemie International Edition·TypeExperimental study·DateNov 30, 2021

Reduced meat diet has many advantages

A recent study found that adopting a reduced meat diet can significantly improve human health, animal welfare, and the environment. The researchers compared different diets, including a Mediterranean diet with more fish and seafood, and a vegan diet, to a reference diet based on German Nutrition Society recommendations.

SourceUniversity of Bonn·JournalScience of The Total Environment·DateNov 30, 2021
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.

On the frontlines: Lessons in critical care nursing from the COVID-19 pandemic

A team of nurse-scientists at Beth Israel Deaconess Medical Center doubled the hospital's ICU capacity by 93% to care for critically-ill patients. They developed a proning team, redeployed staff, and implemented modifications to hospital rooms to minimize staff exposure to the virus.

SourceBeth Israel Deaconess Medical Center·JournalDimensions of Critical Care Nursing·DateNov 30, 2021

Major disparities in use of preferred HIV medication may result in worse outcomes for women

A large observational cohort study of 134,672 people with HIV found significant disparities in the uptake of dolutegravir, a preferred HIV medication, among women of reproductive age. Only 29% of female patients aged 16-49 years had initiated dolutegravir, compared to 58% of male patients.

SourceCUNY Graduate School of Public Health and Health Policy·JournalAnnals of Internal Medicine·TypeObservational study·DateNov 30, 2021

Joining forces to prevent cancer

Researchers discovered that under stress conditions, proteasome molecules assemble into structures that induce cell death, a process linked to apoptosis and potentially preventing cancer. The study highlights the importance of understanding the normal functioning of cells and their connections to cancer development.

SourceUniversity of Montreal·JournalNature Communications·DateNov 30, 2021
Apple iPhone 17 Pro

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

3D printing of blood plasma may speed up wound healing

Researchers at RCSI University of Medicine and Health Sciences have developed a new method to enhance wound healing using 3D printing of platelet-rich plasma. The technique showed promising results in improving vascularisation and reducing fibrosis, leading to faster and more successful wound healing.

SourceRCSI·JournalAdvanced Functional Materials·DateNov 30, 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.

Allergic conditions linked to lower COVID-19 infection risk

A large UK study found that individuals with atopic diseases like eczema or hay fever had a 23% lower risk of developing COVID-19. In contrast, people of Asian/Asian British ethnicity and those in crowded households faced a higher risk. The study suggests that some risk factors for severe disease may differ from those for infection.

SourceBMJ Group·JournalThorax·TypeObservational study·DateNov 30, 2021

Synthetic tissue can repair hearts, muscles, and vocal cords

Researchers at McGill University create injectable hydrogel that forms stable structure allowing cells to grow and repair injured organs. The material's toughness and porosity make it suitable for heart, muscle, and vocal cord repair.

SourceMcGill University·JournalAdvanced Science·TypeExperimental study·DateNov 30, 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.

Constraining quantum measurement

Physicists investigate the act of measuring a quantum particle, revealing that non-linear models can reconcile quantum behavior with classical measurement outcomes. The study sheds light on the elusive crossover between quantum physics and the everyday world.

SourceUniversiteit van Amsterdam·JournalPhysical Review A·TypeExperimental study·DateNov 30, 2021

Artificial intelligence to advance energy technologies

A new artificial intelligence framework called TinNet combines machine-learning algorithms and theories to identify new catalysts for efficient energy production. By understanding how catalysts interact with different intermediates, researchers can design robust catalytic processes that improve daily life.

SourceVirginia Tech·JournalNature Communications·DateNov 30, 2021

Shrinking qubits for quantum computing with atom-thin materials

Using 2D materials, researchers have built superconducting qubits that are significantly smaller than previous designs. The new capacitors store energy without interfering with qubit information storage. This breakthrough paves the way for smaller quantum computers and could lead to new applications of 2D materials.

SourceColumbia University School of Engineering and Applied Science·JournalNano Letters·TypeExperimental study·DateNov 30, 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.

Extroverted? You may have better financial outcomes

A recent study from the University of Georgia found three distinct combinations of personality traits associated with financial outcomes. The Resilient group, characterized by extroversion, openness, and agreeableness, was linked to successful financial decisions. In contrast, the Under Controlled group's high extroversion and neurotic...

SourceUniversity of Georgia·JournalPersonality and Individual Differences·DateNov 30, 2021

Humidity changes in dead fern fronds drives unique timing of spore dispersal in a widespread fern species

Researchers discovered that humidity-driven movement in spore-bearing leaves is the key mechanism behind the unique timing of spore dispersal in the sensitive fern. The study found that dead fronds open when dry and close when wet due to differential cell expansion, a process also observed in pine cones.

SourceHarvard University, Department of Organismic and Evolutionary Biology·JournalAnnals of Botany·DateNov 30, 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.

Time crystal in a quantum computer

Scientists from Stanford University and Google Quantum AI have successfully created a time crystal, a new phase of matter that repeats in time without energy input. The achievement opens up opportunities to explore new regimes in condensed matter physics, providing insight into non-equilibrium quantum systems.

SourceStanford University·JournalNature·DateNov 30, 2021

Study on over a million people shows breakthrough COVID-19 infections occur more often and are more severe in immunocompromised

A large-scale study of over 1.2 million people found breakthrough COVID-19 infections are rare but more frequent and severe in those with weakened immune systems. The study supports the introduction of a third vaccine dose for immunocompromised individuals to increase protection.

SourceTaylor & Francis Group·JournalJournal of Medical Economics·TypeObservational study·DateNov 30, 2021

Children with well controlled asthma less likely to be bullied/teased by peers

A study of over 950 children with asthma found that those with well-controlled symptoms were less likely to be bullied, but reported worse control if teased about their condition. Children who experienced bullying/teasing were more likely to report activity restrictions and had poorer asthma control.

SourceBMJ Group·JournalArchives of Disease in Childhood·TypeObservational study·DateNov 30, 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.

Bringing 400-million-year-old fossilized armored worms to ‘virtual’ life

A team led by Sarah Jacquet from the University of Missouri created 3D virtual models of ancient worm armor plates, discovering two new species and gaining insights into convergent evolution. The study used micro-CT imaging to analyze the individual components of the armor, determining how they protected the worms until extinction.

SourceUniversity of Missouri-Columbia·JournalPapers in Palaeontology·DateNov 30, 2021

WVU research promotes healthier poultry and environment

Researchers at West Virginia University have developed a wood boiler system that improves bird health and reduces carbon dioxide emissions by drying litter and creating dry heat. The system has the potential to replace propane heating systems in poultry farms, benefiting both animal welfare and the environment.

SourceWest Virginia University·DateNov 30, 2021

Many Americans don’t see sports as promoting love of country

A study by Ohio State University researchers found that only half of Americans surveyed believe sports teach love of country, while men, heterosexuals, Christians and Republicans were more likely to agree. Surprisingly, some lower-status groups were also more likely to recognize these messages.

SourceOhio State University·JournalInternational Review for the Sociology of Sport·TypeSurvey·DateNov 30, 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.

Echolocation builds prediction models of prey movement

Bats build prediction models of prey movement by analyzing echoes of their own vocalizations. This acoustic information facilitates navigation and foraging in total darkness. By integrating representations of prey echoes, bats can determine distance, size, shape, and density, as well as identify what they are tracking.

SourceAcoustical Society of America·DateNov 30, 2021

All-optical computing based on convolutional neural networks

A new strategy for ultrafast and energy-efficient all-optical computing is proposed based on convolutional neural networks. The approach uses cascaded silicon waveguides to control light amplitude and phase, achieving ultrafast computing times of several picoseconds with low energy consumption.

SourceCompuscript Ltd·JournalOpto-Electronic Advances·DateNov 30, 2021

Major Swedish initiative in new materials for a sustainable future

The Wallenberg Initiative Material Science for Sustainability aims to create new, vital knowledge and expertise in functional materials. The programme will focus on advancing the limits of knowledge in materials science to promote sustainable technologies and reduce greenhouse gas emissions.

SourceLinköping University·DateNov 30, 2021

Survey of gun policy experts finds wide disagreement remains

A RAND Corporation survey of 173 gun policy researchers found strikingly polarized views on the merits of various policies, with differing estimates of their effects on firearm homicides and suicides. The study highlights areas where experts agree and disagreements exist, providing a roadmap for future research to resolve uncertainties.

SourceRAND Corporation·TypeSurvey·DateNov 30, 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.

Fast-tracked stroke drug for humans shows promise, in mice, that it might also prove a powerful tool against dementia

A new study published in the Journal of Experimental Medicine showed that a fast-tracked stroke drug, 3K3A-APC, protected mice from injury to the brain's white matter, a leading cause of dementia. The drug may also be effective in slowing down progression of cognitive impairment.

SourceKeck School of Medicine of USC·JournalJournal of Experimental Medicine·TypeExperimental study·DateNov 30, 2021

Correcting inherited gene alterations speeds up

Researchers at the University of Helsinki have developed a method to precisely and rapidly correct genetic alterations in cultured patient cells. The new technique combines two Nobel Prize-winning approaches to produce genetically corrected autologous pluripotent stem cells, paving the way for potential therapeutic applications.

SourceUniversity of Helsinki·JournalStem Cell Reports·DateNov 30, 2021

Complications in pregnancy and birth increase with COVID-19 infection

A study published in PLOS Medicine found that pregnant women with COVID-19 are more likely to experience complications during pregnancy and childbirth, including ICU admission, preeclampsia, and cesarean section. Vaccination may help protect these women, especially those at higher risk of severe COVID-19 infections.

SourcePLOS·JournalPLOS Medicine·TypeObservational study·DateNov 30, 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.

UCI-led study confirms linkage between altered DNA repair and DNA damage in neurodegenerative conditions causing debilitating movement disorders

A new study by UCI researchers confirmed the connection between impaired DNA repair and increased DNA damage in spinocerebellar ataxia type 7, a condition that affects coordination and movement. The study identified PARP inhibitors as potential therapeutic targets for the currently incurable disease.

SourceUniversity of California - Irvine·JournalCell Reports·DateNov 30, 2021

High-speed holography of cells spots physical beacons of disease

Researchers at Duke University developed a holographic system that can image and analyze tens of thousands of cells per minute to spot signs of disease. The technique distinguished between healthy samples and cancerous or pre-cancerous cells with nearly 100% accuracy, using just four basic cellular physical parameters.

SourceDuke University·JournalFrontiers in Physics·TypeExperimental study·DateNov 30, 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.

New PET imaging-based tool detects liver inflammation from fatty liver disease

A team of researchers at UC Davis Health has developed a novel PET imaging-based tool to detect liver inflammation in non-alcoholic fatty liver disease. The tool uses dynamic PET imaging and mathematical modeling to measure glucose transport from blood to liver tissue, allowing clinicians to quantify liver inflammation.

SourceUniversity of California - Davis Health·JournalClinical Gastroenterology and Hepatology·DateNov 30, 2021

Transparent electrodes without the damage

A KAUST-led team reviewed strategies for mitigating damage to transparent electrodes in optoelectronic components. The team identified buffer layers as a potential solution, with strengths and weaknesses of different materials and techniques for creating them.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalMatter·DateNov 30, 2021

Researchers, practitioners and community members call for greater inclusion in ecosystem restoration

The Alliance of Bioversity International and the International Center for Tropical Agriculture have published 10 rules for socially sustainable ecosystem restoration. The rules emphasize the importance of recognizing diversity among stakeholders, building trust with communities, and considering multiple benefits within ecosystems.

SourceThe Alliance of Bioversity International and the International Center for Tropical Agriculture·JournalRestoration Ecology·TypeCommentary/editorial·DateNov 30, 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.

The 'Burnout Dyad' – Patients experience burnout too, not just providers

A new conceptual model, the Burnout Dyad, recognizes that patients can also experience burnout, affecting clinical relationships and care quality. The model identifies patient factors as playing a role in provider burnout and proposes a collaborative approach to managing both patient and provider burnout.

SourceWolters Kluwer Health·JournalJournal of Continuing Education in the Health Professions·DateNov 30, 2021

Scientists can control brain circuits, behavior, and emotion using light

Researchers create Opto-vTrap, a reversible inhibition system that can temporarily trap vesicles from being released, allowing for controlled brain activity. The technique enables temporary removal of fear memory in live mice, with potential applications in epilepsy treatment, muscle spasm treatment, and skin tissue expansion technolog...

SourceInstitute for Basic Science·JournalNeuron·TypeExperimental study·DateNov 30, 2021

Potential target for treating and diagnosing Lyme disease discovered

Scientists at Virginia Tech have identified a critical modification in the protective molecular bag of the Lyme disease-causing bacterium, allowing it to move effectively and cause disease. The discovery, published in Nature Microbiology, reveals that the bacteria acquires this unique sugar modification from ticks.

SourceVirginia Tech·JournalNature Microbiology·DateNov 30, 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.

Quantum computers getting connected

A team of researchers from the University of Stuttgart successfully integrated color centers into nanophotonic silicon carbide structures, paving the way for more efficient quantum computers. The approach enables the robust spin-optical properties of the color centers to be maintained after integration.

SourceUniversitaet Stuttgart·JournalNature Materials·TypeExperimental study·DateNov 30, 2021

Courting success: why the ‘head’ outsmarts the body in basketball

A new study reveals that psychological attributes such as attitude, coachability, competitiveness, and work ethic are more important than physical fitness in determining basketball success. Coaches prioritize players who exhibit optimistic behavior, good communication skills, and mental toughness.

SourceUniversity of South Australia·JournalSports Medicine·TypeSurvey·DateNov 30, 2021

Warm-water habitat ‘pays the bills,’ allowing cold-water fish to fuel up

Research reveals that warm-water habitats in Upper Klamath Lake provide essential energy for cold-water fish during spring and fall, while providing limited food sources in summer. The study highlights the importance of considering multiple habitats for mobile species like redband trout in climate change conservation.

SourceOregon State University·JournalConservation Biology·DateNov 30, 2021
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.

Apples to apples: How similarity theory could boost fuel cell research

A comprehensive review of similarity theory in PEMFC research reveals its potential to accelerate progress. The study highlights the benefits of using dimensionless analysis to compare results and reduce testing efforts. However, challenges remain in developing integrated performance criteria.

SourceCactus Communications·JournalEnergy Storage and Saving·TypeLiterature review·DateNov 30, 2021

Clam fossils help scientists find errors in evolutionary tree calculations

Researchers used clam fossils to create a comprehensive evolutionary tree over hundreds of millions of years, revealing that a basic assumption can significantly distort the picture of which species are destroyed during mass extinctions. The study found that assuming lineages always split into two new species can push the origins of ne...

SourceUniversity of Chicago·JournalProceedings of the Royal Society of London B Biological Sciences·DateNov 30, 2021

Summer rains in American Southwest are not your typical monsoon

Detailed supercomputer simulations show that the North American monsoon occurs when Mexico's Sierra Madre Occidental mountains divert the eastward-trending jet stream toward the equator, cooling moist tropical air until it condenses and falls as rain. This new understanding will impact forecasts in the region.

SourceUniversity of California - Berkeley·JournalNature·TypeComputational simulation/modeling·DateNov 30, 2021

Recent advances in optical dynamic meta-holography

Researchers discuss recent progress in optical dynamic meta-holography, a technology for 3D display scenes. Metasurfaces enable more powerful light modulation capabilities, offering advantages such as higher spatial resolution and elimination of diffraction orders.

SourceCompuscript Ltd·JournalOpto-Electronic Advances·DateNov 30, 2021

COVID-19 disparities caused by chronic conditions and lack of health care access

A new Rutgers University study examines COVID-19 disparities among communities of color, finding that underlying health conditions and lack of healthcare access are major contributing factors. The research suggests that education, policy, and intervention efforts can help decrease mortality rates by targeting these social determinants.

SourceRutgers University·JournalJournal of Racial and Ethnic Health Disparities·DateNov 30, 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.

Twitter is the social network most resistant to conspiracy theory beliefs

A recent study found that Twitter's architecture and features discourage the dissemination of conspiracy theories. Twitter users combine high levels of education with a greater tendency to search for news and engage in political debates, seeking reliable information.

SourceUniversitat Oberta de Catalunya (UOC)·JournalNew Media & Society·TypeSurvey·DateNov 30, 2021

Vaccinate children with poorly controlled asthma to cut covid risk, experts say

A new study published in The Lancet Respiratory Medicine found that children with poorly controlled asthma are three to six times more likely to be hospitalized with Covid-19. Experts advise vaccinating these children to reduce the risk of infection and spread in schools and households.

SourceUniversity of Edinburgh·JournalThe Lancet Respiratory Medicine·TypeObservational study·DateNov 30, 2021

Largest genetic study of suicide attempts confirms genetic underpinnings that are not driven by underlying psychiatric disorders

A large-scale genome-wide association study has identified a region on chromosome 7 containing DNA variations that increase the risk of attempting suicide. The study found overlap between the genetic basis of suicide attempts and related psychiatric disorders, as well as non-psychiatric risk factors such as smoking and sleep disturbances.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalBiological Psychiatry·TypeObservational study·DateNov 30, 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.

Critical conflict in cancer cells

A study found that the MYCN protein creates conflicts between DNA replication and transcription in cancer cells, leading to increased division rates and potential damage. The researchers hope to develop therapies by disrupting the cooperation between MYCN and a molecule called BRCA1.

SourceUniversity of Würzburg·JournalMolecular Cell·DateNov 30, 2021

Successful treatment in mice for severe childhood cancer

Researchers at the University of Gothenburg have successfully treated high-risk neuroblastoma in mice using a combination of precision medicines, showing potential for a curative treatment. The study's results suggest that patients with this form of childhood cancer may benefit from drug treatment with ATR inhibitors.

SourceUniversity of Gothenburg·JournalNature Communications·TypeExperimental study·DateNov 30, 2021

New study identifies gaps in treatment for opioid use disorder as overdose emergencies soar

A new study found that emergency physicians are missing opportunities to prescribe life-saving medications like naloxone and buprenorphine after opioid overdose visits. The study analyzed over 149,000 visits between 2019-2021 and discovered that naloxone was prescribed only in 7.4% of cases, while buprenorphine was prescribed in only 8...

SourceAmerican College of Emergency Physicians·JournalAnnals of Emergency Medicine·DateNov 30, 2021

Diagnosing breast cancer

A new diagnostic tool for breast cancer uses a low-voltage electrical current to detect changes in lymphatic interstitial fluid, showing 70% effectiveness in predicting cancer presence. The device can be used repeatedly on women of any age, providing an additional diagnostic option for younger patients and those with dense breast tissue.

SourceUniversity of Utah·JournalIEEE Access·TypeExperimental study·DateNov 30, 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.

Early interventions could help counteract muscle loss

Researchers found that some individuals with probable sarcopenia can improve after five years, suggesting the condition is modifiable. Factors such as physical activity and cognitive function are associated with improved outcomes.

SourceKarolinska Institutet·JournalJournal of Cachexia Sarcopenia and Muscle·TypeObservational study·DateNov 30, 2021

Just in time: Prunes may help rein in holiday cravings, according to new research

A new study found that consuming prunes can help regulate appetite and lead to greater weight loss compared to other snack choices. Prune consumption was also associated with improved satiety and reduced hunger levels, making them a potential strategy for managing holiday cravings.

SourceFleishman-Hillard, Sacramento·JournalNutrition Bulletin·TypeRandomized controlled/clinical trial·DateNov 30, 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.

Build your own office podcast studio #ASA181

Converting empty offices into podcast studios poses unique acoustic challenges. Experts recommend optimizing space for better sound quality, using minimal absorptive treatments and selecting suitable microphones. Aesthetically pleasing room finishes are also crucial for visually appealing recording spaces.

SourceAcoustical Society of America·DateNov 30, 2021

Resilient fisheries

A new holistic framework helps fisheries identify actions for resilience, empowering them to withstand climate change impacts. The tool considers ecological, governance, and socio-economic dimensions, shedding light on potential risks and weaknesses.

SourceUniversity of California - Santa Barbara·JournalFish and Fisheries·DateNov 30, 2021

New review highlights cancer-crushing viruses

A recent review article describes a class of viruses known as oncolytic viruses, which have the remarkable ability to target and destroy cancer cells. Researchers are exploring these viruses for cancer therapy, with some showing promising results in stimulating an immune response against cancer.

SourceArizona State University·JournalCancers·TypeLiterature review·DateNov 30, 2021

First-in-human study of golodirsen for Duchenne muscular dystrophy

A first-in-human study of golodirsen, an exon-skipping therapy, demonstrated its efficacy in ambulatory patients with Duchenne Muscular Dystrophy (DMD). The treatment significantly increased dystrophin protein expression and improved clinical outcomes, including a reduced decline in the 6-minute walk test.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalNucleic Acid Therapeutics·TypeCase study·DateNov 30, 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.

As LA traffic slowed amid the pandemic, researchers gained new insight into air pollution

A team of scientists used satellite images to track ammonia concentrations in the air above Los Angeles before and during the pandemic lockdown. They discovered that cars may produce up to 95% of this harmful pollutant throughout the city, significantly higher than previous estimates.

SourceUniversity of Colorado at Boulder·JournalEnvironmental Science & Technology Letters·TypeObservational study·DateNov 30, 2021

New study: Prunes have promising effect on men’s bone health, adding to growing body of research

A randomized-controlled clinical trial found that eating prunes daily reduces biomarkers of bone breakdown and improves bone geometry in healthy men aged 50-79. The study adds to existing research on the beneficial effects of prunes on bone health, particularly for men.

SourceFleishman-Hillard, Sacramento·JournalJournal of Medicinal Food·TypeRandomized controlled/clinical trial·DateNov 30, 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.

ComCor study: New results on places of infection with SARS-CoV-2 and analysis of the efficacy of messenger RNA vaccines against the Delta variant

The study found that indoor bars, private parties, and nightclubs were high-risk places for transmitting the Delta variant, with men being more susceptible. Previous infection conferred a 95% protective effect, while two doses of mRNA vaccines provided 67% protection against symptomatic infection.

SourceInstitut Pasteur·TypeCase study·DateNov 30, 2021

Study highlights diversity of the gut microbiome in gorillas

A new study has shed light on the gut microbiome of gorillas, revealing significant diversity among individuals and institutions. The research found that even healthy gorillas can have unique microbial profiles, emphasizing the importance of understanding individual context for health assessment.

SourceNorth Carolina State University·JournalAnimals·TypeObservational study·DateNov 30, 2021

Adding sound to electric vehicles improves pedestrian safety #ASA181

A study by Penn State University and Virginia Tech Transportation Institute found that electric vehicle sounds can improve pedestrian safety, but with some cases of false negatives at close ranges. Adding sound to electric vehicles increases detection distances beyond minimum safe detection ranges.

SourceAcoustical Society of America·DateNov 30, 2021

3D laser nanoprinters become compact

The new two-step absorption process allows for the use of small and inexpensive blue laser diodes, reducing the size and cost of 3D laser printers. This innovation has the potential to democratize access to 3D printing technology, making it more affordable for various groups.

SourceKarlsruher Institut für Technologie (KIT)·JournalNature Photonics·TypeExperimental study·DateNov 30, 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.

Asian climate variability and dynamics across early-to-middle pliocene warm period provide clues for future climate change

A recent study revealed Asian climate variability across the early-to-middle Pliocene Warm Period, providing insights into future climate change. The research found that CO2-induced global warming led to increased summer monsoon moisture transport over East Asia and aridification in Central Asia.

SourceChinese Academy of Sciences Headquarters·JournalNature Communications·DateNov 30, 2021

The diabetes medication that could revolutionise heart failure treatment

A new meta-analysis published in the European Journal of Preventive Cardiology suggests that Sodium-glucose co-transporter-2 (SGLT2) inhibitors can improve outcomes for heart failure patients with preserved ejection fraction. The medication has been shown to reduce the risk of death from heart-related causes and hospitalization by 22%.

SourceUniversity of East Anglia·JournalEuropean Journal of Preventive Cardiology·TypeMeta-analysis·DateNov 30, 2021
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Unvaccinated white evangelicals appear immune to pro-vaccine messaging

A new study by Yale researchers reveals that white evangelical Christians are increasingly immune to persuasive messages promoting vaccination. The study's findings suggest that the effectiveness of vaccination messaging has declined among unvaccinated white evangelicals over time.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateNov 30, 2021

Cholesterol metabolism in macrophages: New results offer insight into lung cancer

Researchers at Saarland University have discovered that the lipid and cholesterol metabolism of immune cells collaborating with tumour cells is severely compromised compared to tumour tissue. This finding suggests a possible explanation for why cholesterol-lowering drugs are ineffective against non-small-cell lung carcinoma.

SourceSaarland University·JournalEBioMedicine·TypeExperimental study·DateNov 30, 2021

Reshaping the plastic lifecycle into a circle

A new study led by the University of Pittsburgh reveals that 360 million metric tonnes of new plastic were produced in 2018, with only 9% being recycled. The research found that the greenhouse gas emissions associated with plastic production are staggering, accounting for 350 million metric tonnes of CO2 equivalent.

SourceUniversity of Pittsburgh·JournalACS Sustainable Chemistry & Engineering·DateNov 30, 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.

Antarctica: Beyond Epica exploring the climate of the past

Researchers aim to extract a 1.5 million-year-old ice core, revealing information on temperature and greenhouse gas concentrations in the past atmosphere. The project will help scientists understand the evolution of climate and develop strategies for mitigating current changes.

SourceUniversità Ca' Foscari Venezia·DateNov 30, 2021

Johns Hopkins Medicine researchers map the cell types of the iris in mice

Researchers genetically mapped the cell types of the mouse iris, revealing four new cell types and mapping genetic changes that occur when the iris dilates. This research may help connect genetic similarities between mice and humans, offering clues for developing new diagnostic tests and treatments for eye diseases.

SourceJohns Hopkins Medicine·JournaleLife·DateNov 30, 2021

Study identifies the impact of family physicians in rural maternity care

A multi-state study shows that family medicine physicians are crucial in rural maternity care, delivering babies in 67% of hospitals and being the only doctors in 27%. The loss of obstetrical services poses a significant burden to pregnant people and infants, with patients facing long distances for care.

SourceUniversity of Minnesota Medical School·TypeSurvey·DateNov 30, 2021

COVID-19 during pregnancy doesn’t harm baby’s brain

A study of 33 patients with COVID-19 infection during pregnancy found no evidence of brain development issues in the unborn child. The researchers used fetal MRI to evaluate the fetuses and concluded that a maternal SARS-CoV-2 infection has no effect on brain development.

SourceRadiological Society of North America·DateNov 30, 2021

Ancient lineage of algae found to include five “cryptic” species

A study published in Proceedings of the Royal Society B reveals that a rare alga, Chlorokybus, contains at least five distinct species previously thought to be a single entity. Genetic analysis confirmed these findings, shedding new light on the biodiversity and evolutionary pathways of this key algal group.

SourceUniversity of Göttingen·JournalProceedings of the Royal Society B Biological Sciences·TypeExperimental study·DateNov 30, 2021