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Science News for November 4, 2021


Study examines how governments inform public about pandemics

A study from the University of Texas at Dallas found that governments downplay pandemic severity if they prioritize economy over public health, while exaggerating it when prioritizing public health. The researchers suggest transparent information policies are key for balanced objectives.

SourceUniversity of Texas at Dallas·JournalManagement Science·TypeComputational simulation/modeling·DateNov 4, 2021

Urban planning may affect cognitive and motor development in children

A study found that built environment, green spaces, and air pollution impact children's cognitive and motor function. Exposure to greenness during pregnancy was associated with higher verbal abilities, while connectivity and land use diversity were linked to lower verbal abilities.

SourceBarcelona Institute for Global Health (ISGlobal)·JournalEnvironment International·TypeExperimental study·DateNov 4, 2021

Hybrid artificial neural networks and analytical model for prediction of optical constants and bandgap energy of 3D nanonetwork silicon structures

Researchers propose a hybrid artificial neural network and analytical model to predict optical constants and bandgap energy of novel silicon thin films. The method was found to be 95% accurate in determining the optical properties of these materials, which is challenging due to limited experimental data available.

SourceCompuscript Ltd·JournalOpto-Electronic Advances·DateNov 4, 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 finds alcohol and cannabis sales rose with pandemic

A study published in JAMA Network Open found that monthly alcohol sales increased by an average of 5.5% over expected sales, while cannabis sales surged by 25% during the COVID-19 pandemic. Canadians bought $1.86 billion more alcohol and $811 million more cannabis than predicted based on pre-pandemic trends.

SourceMcMaster University·JournalJAMA Network Open·TypeData/statistical analysis·DateNov 4, 2021

Revolutionary identity verification technique offers robust solution to hacking

A team of computer scientists has developed a secure identity verification method based on zero-knowledge proof, ensuring that information cannot be replicated by hackers. The new method uses two physically separated prover-verifier pairs to confirm identities, eliminating the possibility of collusion and increasing security.

SourceMcGill University·JournalNature·DateNov 4, 2021

Brightest ever X-ray shows lung vessels altered by COVID-19

Researchers used a new X-ray technique to capture detailed images of lung vessels affected by COVID-19. The study revealed that severe infection causes 'shunting' of blood between oxygenated and nutrient-rich systems, leading to reduced oxygenation.

SourceUniversity College London·JournalNature Methods·DateNov 4, 2021
Apple iPhone 17 Pro

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

Cellular diversity in sponges illuminates the evolution of the nervous system

A new study finds that specialized cells in sponges' digestive chambers may be precursors to the evolution of complex nervous systems. These cells, capable of coordinated communication, have genes important for synaptic connections and express proteins involved in brain development.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 4, 2021

New COVID vaccine design is easier to manufacture, doesn’t need cold storage

A new protein-based vaccine design has been developed that elicits strong immune responses in mice and does not require cold storage. The technology targets antigen-presenting cells directly, potentially filling global vaccination gaps and offering a manufacturing advantage over existing COVID vaccines.

SourceBoston Children's Hospital·JournalProceedings of the National Academy of Sciences·DateNov 4, 2021

Researchers develop CRISPR-based rapid diagnostic tool for SARS-CoV-2

Researchers at UC San Diego have created a CRISPR-based rapid diagnostic technology that detects SARS-CoV-2, the coronavirus causing COVID-19. The new SENSR system is designed to simplify SARS-CoV-2 detection with a goal of eventual adaptation for in-home use.

SourceUniversity of California - San Diego·JournalACS Sensors·TypeExperimental study·DateNov 4, 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.

Study finds fish rubbing up against their predators — sharks

A recent study found that fish frequently rub against sharks to remove skin irritants and parasites. This behavior, previously unknown, could play a significant ecological role for aquatic animals. The research team documented over 47 instances of fish chafing against shark skin in 13 locations around the world.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·JournalEcology·TypeObservational study·DateNov 4, 2021

A Child of darkness

Researchers discover partial skull of 4-6 year old Homo naledi child, providing insight into species' growth and development. The skull, named Leti, consists of 28 fragments and six teeth, with estimated brain size comparable to adult members.

SourceUniversity of the Witwatersrand·JournalPaleoAnthropology·DateNov 4, 2021

Ketamine rapidly improves cognitive function making those in suicidal crisis less likely to harm themselves

A five-year study from Columbia University found that a single dose of ketamine improved thinking and reasoning, independent of depressive symptoms, making those in suicidal crisis less likely to harm themselves. The study also showed greater cognitive improvements in those given ketamine compared to midazolam.

SourceColumbia University Irving Medical Center·JournalJournal of Clinical Psychiatry·TypeObservational study·DateNov 4, 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.

Research snapshot: Vibration training for multiple sclerosis

Researchers at Georgia State University found that vibration training improved both physical and cognitive abilities in adults with MS. Cognitive function improvements included enhanced memory capacity and executive function.

SourceGeorgia State University·JournalInternational Journal of MS Care·DateNov 4, 2021

Businesses selling non-FDA-approved stem cell products grew four-fold in five years, UCI study says

A US study found that businesses selling non-FDA-approved stem cell products grew four-fold in five years, with California, Texas, and Florida leading the nation. Patients spend thousands of dollars on unproven treatments, posing significant risks to their health, while the industry's lack of regulation endangers public health.

SourceUniversity of California - Irvine·JournalCell Stem Cell·TypeContent analysis·DateNov 4, 2021

Female finches are picky but pragmatic when choosing a mate

A study found that female zebra finches are choosy but flexible in their mating preferences, allowing them to avoid fitness costs. The researchers discovered that these 'wallflowers' can still produce successful fledglings by sneaking eggs into other birds' nests.

SourcePLOS·JournalPLOS Biology·TypeExperimental study·DateNov 4, 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.

Physicists discover novel quantum effect in bilayer graphene

Theorists have observed a rare phenomenon called the quantum anomalous Hall effect in bilayer graphene, a naturally occurring, two-atom thin layer of carbon atoms. The researchers found eight different ground states exhibiting ferromagnetism and ferroelectricity simultaneously.

SourceUniversity of Texas at Dallas·JournalNature·TypeExperimental study·DateNov 4, 2021

Genetic study of heart defects and autism finds new causative genes

Researchers identified 23 genes contributing to congenital heart disease, including 12 previously unknown, using a new algorithm called M-DATA. This method combines genetic data from people with related conditions, increasing the power to identify risk factors and potentially leading to improved treatments.

SourcePLOS·JournalPLOS Genetics·TypeComputational simulation/modeling·DateNov 4, 2021

Green transition creates new risks and rewards

The green transition is already underway, with countries facing unique risks and opportunities based on their degree of competitiveness in fossil fuel markets. Diversifying economies towards low-carbon exports can mitigate negative impacts, while supporting innovation and job creation are key to maintaining long-term competitiveness.

SourceUniversity of Exeter·JournalNature Energy·DateNov 4, 2021

Machine learning a useful tool for quantum control, finds new study

Researchers used reinforcement learning to control a small particle moving in a double-well system, achieving accurate control despite noisy measurements. The method shows promise for future applications in quantum technologies and AI.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalPhysical Review Letters·TypeComputational simulation/modeling·DateNov 4, 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.

US adolescents are receiving less sex education in key topics than 25 years ago

A Rutgers researcher found that only half of US adolescents receive comprehensive sex education, with gaps in information about birth control and STI prevention. Gender and racial disparities were also identified, with queer youth and people of color receiving less instruction.

SourceRutgers University·JournalJournal of Adolescent Health·TypeData/statistical analysis·DateNov 4, 2021

Pangolin trafficking: iceberg tip of Nigeria’s illegal trade revealed

A study quantifying Nigeria-linked seizures of pangolin products suggests levels of trafficking are far greater than previously thought. Researchers found 190,407 kilos of scales taken from at least 799,343 animals, with 77 seizures analysed revealing connections to ivory-smuggling networks.

SourceUniversity of Cambridge·JournalBiological Conservation·TypeObservational study·DateNov 4, 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.

Korea Maritime & Ocean University shows new paths to capturing atmospheric greenhouse gas

Researchers at Korea Maritime & Ocean University have discovered a novel compound, β-HQ clathrates, that can capture both carbon dioxide and nitrous oxide in the atmosphere. The discovery provides valuable insights into the kinetics of trapping these greenhouse gases, which could lead to the development of new gas capture technologies.

SourceNational Korea Maritime and Ocean University·JournalChemical Engineering Journal·TypeExperimental study·DateNov 4, 2021

Low blood pressure associated with increased risk of death following a stroke

A new study suggests that low blood pressure is a significant risk factor for death after a stroke, particularly in patients with comorbid conditions such as cancer and dementia. The research found that nearly 10% of stroke patients with low to normal blood pressures are at high risk of mortality.

SourceBoston University School of Medicine·JournalStroke·TypeObservational study·DateNov 4, 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.

Child maltreatment incidents are curtailed by prescription drug monitoring programs

A study found that prescription drug monitoring programs in states significantly reduced child maltreatment incidents, with significant declines in neglect and physical abuse cases. The implementation of PDMPs was particularly effective in reducing maltreatment among American Indian and Alaskan Native children.

SourceColumbia University's Mailman School of Public Health·JournalThe Journal of Pediatrics·DateNov 4, 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.

Tufts receives $10 million grant to help develop cultivated meat

A team led by David Kaplan at Tufts University aims to produce an alternative food source using cell-grown meat, driving efforts to enhance food sustainability and nutrition. The five-year project will combine interdisciplinary teams to evaluate consumer acceptance, environmental impact, and economic viability.

SourceTufts University·DateNov 4, 2021

Tropospheric temperature affects tropical cyclone peak intensities in distinct ways

A recent study reveals that tropospheric temperature affects tropical cyclone peak intensities in distinct ways across different basins. In the North Atlantic, significant cooling of the tropopause strengthens peak intensity, while warming in the lower troposphere is associated with strong eastern Pacific TCs.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateNov 4, 2021

The benefits of in-person schooling outweigh the risks

New research suggests that in-person schooling with proper measures can be safer than remote learning for kids, despite ongoing concerns about COVID-19 transmission. Studies have shown low risk of SARS-CoV-2 acquisition and severe illness in schools, but Long Covid and transmissible variants pose challenges.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 4, 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.

Experimental drug boosts immunotherapy effectiveness in pancreatic cancer in mice

Researchers found that an experimental dipeptidyl peptidase inhibitor enhanced immunotherapy effectiveness by boosting immune cells around the tumor, reducing growth and eliminating cancer in some mice. The combination treatment also instilled an immune-cell memory, allowing the immune system to recognize and kill cancer cells later.

SourceGeorgetown University Medical Center·JournalJournal for ImmunoTherapy of Cancer·TypeExperimental study·DateNov 4, 2021

UTSW findings advance RAS inhibitors for use in fighting more cancers

Researchers at UT Southwestern Medical Center have made significant breakthroughs in understanding the behavior of mutated RAS proteins, which are responsible for 20-25% of all cancers. By developing new targeted therapies that exploit specific mutations and signaling pathways, they aim to improve treatment options for patients with le...

SourceUT Southwestern Medical Center·JournalNature Structural & Molecular Biology·DateNov 4, 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.

More than a gut reaction

Researchers have discovered that genes regulating synaptic connections between cells are active in specific parts of the digestive chambers of freshwater sponges. This finding suggests that these cells may be evolutionary precursors for the first animal brains, providing insight into the evolution of brain function.

SourceEuropean Molecular Biology Laboratory·JournalScience·DateNov 4, 2021

Could one bacterium put damselflies in distress?

Research found that damselflies infected with Wolbachia bacterium have reduced genetic diversity, making them less adaptable to changing environments. This could lead to a decline in the species' ability to expand its range and survive climate change.

SourceUniversity of Helsinki·JournalBMC Ecology and Evolution·DateNov 4, 2021

Repurposing carbon dioxide may be key to net-zero emissions

A team of researchers at Texas A&M University has developed a method to turn carbon dioxide into valuable chemicals through reduction reactions. This process could provide a path to repurpose excess CO2, reducing its negative environmental impact.

SourceTexas A&M University·JournalACS Applied Energy Materials·TypeNews article·DateNov 4, 2021

Using environmental modifications, fungicides, and resistant varieties to fight basil downy mildew

To combat basil downy mildew, researchers recommend using resistant basil varieties, as well as environmental modifications like keeping leaves dry and dehumidifying the air. Fungicides are also effective in controlling the disease, but their use must be alternated to prevent resistance development.

SourceAmerican Phytopathological Society·JournalPlant Health Progress·TypeExperimental study·DateNov 4, 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.

Hunting for human obesity genes in fat fruit flies

A new study identifies four novel obesity genes and predicts a fifth, using a platform of fat fruit flies. The research found that these genes are involved in a neuronal signaling pathway that increases fat levels.

SourcePLOS·JournalPLOS Biology·TypeExperimental study·DateNov 4, 2021

Multiple tumors without kinship occur simultaneously in the small intestine

A study published in Nature Communications found that neuroendocrine tumors in the small intestine often originate from different cells with unique genetic mutations. This breakthrough challenges conventional wisdom on cancer development and highlights the importance of removing all detected tumors to prevent late relapses.

SourceUniversity of Gothenburg·JournalNature Communications·DateNov 4, 2021

Meta-analysis on the relation between acculturation and alcohol use among immigrant youth

A meta-analysis of 43 studies on acculturation and alcohol use among immigrant youth found a statistically significant relationship among the Latinx population. The researchers discovered that length of residence in the US had the strongest correlation to alcohol use, followed by language proficiency and generational status.

SourceNew York University·JournalJournal of Adolescent Health·TypeSystematic review·DateNov 4, 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.

Sweat-collecting patch inspired by cactus spines

A new skin-attachable patch mimics cactus spines to collect sweat efficiently, facilitating continuous monitoring of bioanalytes. The wedge-patterned channel shows high sweat-collecting efficiency and can transport nearly all sweat droplets to the sensing area.

SourcePohang University of Science & Technology (POSTECH)·JournalAdvanced Materials·DateNov 4, 2021

The intriguing behavior of magnets with an extra bit of oxygen

Researchers at Seoul National University explored the effects of oxygen doping on magnetite nanoparticles. They observed an intriguing variation in the Verwey transition temperature and proposed a diffusion model to explain this phenomenon.

SourceSeoul National University·JournalNature Communications·DateNov 4, 2021

Not so great expectations: Pain in HIV related to brain’s expectations of relief

Researchers at University of California San Diego School of Medicine identified the anterior insula's role in predicting and emotionally processing pain in HIV-DSP patients. The study suggests that reduced anterior insula activity or increased cingulate activity may improve pain outcomes for these patients.

SourceUniversity of California - San Diego·JournalBrain Communications·DateNov 4, 2021

New energy systems could cause a sea change in energy efficiency during shipping

Researchers have created two novel heat recovery systems for LNG ships, boosting energy efficiency by up to 25%. The systems use the organic Rankine cycle (ORC) to recover heat from engine exhaust gas, with substantial improvements in performance depending on fluid combinations.

SourceNational Korea Maritime and Ocean University·JournalEnergy Conversion and Management·TypeComputational simulation/modeling·DateNov 4, 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.

Treatment programs reluctant to allow take-home methadone, survey indicates

A survey of opioid treatment program leaders reveals reluctance to allow take-home methadone despite federal guidelines easing during the COVID-19 pandemic. Many programs still require patients to come in for in-person administration, citing stigma and concerns over overdose risk.

SourceOregon Health & Science University·JournalSubstance Abuse·TypeSurvey·DateNov 4, 2021

Graphene research sounds out new possibilities for electronic technologies

Researchers create a graphene transistor that produces sonic boom and Doppler-shifted sound waves, offering new insights into this material's potential for nanoscale electronic technologies. The study also discovers a quantum mechanical analogue of the Doppler effect and the Landau velocity effect.

SourceUniversity of Nottingham·JournalNature Communications·TypeExperimental study·DateNov 4, 2021

Strategies for the regeneration of myelin

In chronic damage, new cholesterol production determines the efficiency of repair, with nerve cells contributing to replenishing myelin-forming cells. Treatment with a cholesterol-enriched diet enhances oligodendrocyte progenitor cell proliferation.

SourceMax-Planck-Gesellschaft·JournalCell Reports·DateNov 4, 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.

Global climate change impact on crops expected within 10 years, NASA study finds

A NASA study published in Nature Food projects that climate change will affect crop yields as early as 2030. Maize yields are projected to decline by 24%, while wheat yields could increase by 17%. The changes are due to rising temperatures, shifting rainfall patterns, and elevated carbon dioxide concentrations.

SourceNASA/Goddard Space Flight Center·JournalNature Food·DateNov 4, 2021

Nanoscale self-assembling salt-crystal ‘origami’ balls envelop liquids

Scientists have developed a technique called crystal capillary origami, where salt crystals form into spherical shells to enclose water-oil emulsions. The process utilizes Laplace pressure to drive the crystallite plates to cover the surface of the liquid.

SourceThe Korea Advanced Institute of Science and Technology (KAIST)·JournalNanoscale·TypeMeta-analysis·DateNov 4, 2021

Jet from giant galaxy M87: Computer modelling explains black hole observations

Theoretical physicists modelled the region around M87's supermassive black hole, confirming that gravity plays a key role in accelerating particles out to thousands of light years. The findings provide further evidence for Einstein's theory of general relativity and its application to astrophysical phenomena.

SourceGoethe University Frankfurt·JournalNature Astronomy·TypeComputational simulation/modeling·DateNov 4, 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.

Scientists discover how mitochondria import antioxidants

Researchers at Rockefeller University identified SLC25A39 as a transporter protein that brings glutathione, the body's major antioxidant, into cell mitochondria. This discovery opens new avenues for studying oxidative stress and its role in diseases like cancer and neurodegeneration.

SourceRockefeller University·JournalNature·DateNov 4, 2021

Young men are disadvantaged when applying to female jobs

A cross-national field experiment found no gender discrimination against young women in hiring processes for female-dominated occupations. In contrast, men were discriminated against in Germany, the Netherlands, Spain, and the UK, with a 5-9% lower chance of receiving feedback on their applications.

SourceWZB Berlin Social Science Center·JournalEuropean Sociological Review·TypeExperimental study·DateNov 4, 2021

University of Maryland School of Medicine Institute of Human Virology researchers receive $6.5 million to create African big data hub designed to address public health and pandemic preparedness

Researchers at University of Maryland School of Medicine's Institute of Human Virology will use the grant to collect and analyze COVID-19 and HIV data from Nigeria and South Africa. The INFORM Africa project aims to provide new insights into virus mobility and impact, enabling governments to better respond to pandemics.

SourceUniversity of Maryland School of Medicine·DateNov 4, 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.

Unexpected discovery may offer new industrial applications

Researchers at the University of Gothenburg discovered a new chemistry involving water-soluble particle surfaces, which may be useful for sewage treatment and other industrial applications. The study found that these surfaces can absorb water and dissolve, promoting previously undiscovered chemical reactions.

SourceUniversity of Gothenburg·JournalScience·TypeExperimental study·DateNov 4, 2021

Ciliopathies: Tiny filament projections from cells send out false signals

A new study on Bardet-Biedl syndrome reveals that defective primary cilia can broadcast signals that worsen symptoms, including kidney problems and intellectual disabilities. Cilia play a crucial role in regulating intercellular communication, and their malfunctioning is responsible for various inherited disorders.

SourceJohannes Gutenberg Universitaet Mainz·JournalNature Communications·DateNov 4, 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.

Preventing leukemia by preventing rogue blood cells from taking over

A study suggests that suppressing the protective mechanisms of rogue blood stem cells can help curb clonal hematopoiesis and prevent leukemia. The researchers used zebrafish with colored 'barcodes' to track the dominance of cancerous clones, revealing a connection between anti-inflammatory genes and resistance to inflammation.

SourceBoston Children's Hospital·JournalScience·DateNov 4, 2021

Forests could be key to estuarine fish conservation

A study published in Conservation Biology found that forests surrounding rivers flowing into the sea increase the diversity of threatened fish species in Japan's estuaries. In contrast, waters surrounded by agricultural land show a decrease in fish populations.

SourceHokkaido University·JournalConservation Biology·TypeData/statistical analysis·DateNov 4, 2021

Breakthrough infection study compares decline in effectiveness for Moderna, Pfizer and Johnson and Johnson vaccines and consequences for mortality

A study of 780,225 Veterans found that protection against COVID-19 declined by 38.8% from February to October 2021 for all vaccine types, with overall vaccine protection declining from 87.9% to 48.1%. Vaccination remained protective against death in those who became infected during the Delta surge.

SourcePublic Health Institute·JournalScience·TypeData/statistical analysis·DateNov 4, 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.

Study finds excess use of non-emergency restraint among older psychiatric patients

A study published in Frontiers in Psychiatry reveals that older psychiatric patients are more likely to be restrained in non-emergency situations than younger adults. The research examined over 226,000 Ontario inpatient records and found a significant association between age, risk of falls, physical disability, and psychiatric symptoms...

SourceUniversity of Waterloo·JournalFrontiers in Psychiatry·DateNov 4, 2021

Ultra-thin crystals as light sources in lasers

Researchers have successfully demonstrated laser emission from ultra-thin crystals consisting of three atomic layers, a breakthrough that could lead to miniaturized circuits and future quantum applications. The discovery showcases the potential of these materials as a platform for new nanolasers capable of operating at room temperature.

SourceUniversity of Oldenburg·JournalNature Communications·TypeExperimental study·DateNov 4, 2021

Say hello to Algol’s new companion candidates

Astronomer Dr. Lauri Jetsu discovers multiple new companion star candidates for the eclipsing binary Algol AB, with orbital periods between 20 and 219 years. The companions are too faint to be detected by modern space telescopes, but their periodic signals can predict observed O-C changes.

SourceUniversity of Helsinki·JournalThe Astrophysical Journal·TypeObservational study·DateNov 4, 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.

Dartmouth study reveals new insights into how the infant microbiome impacts early childhood behavior in boys and girls

A new Dartmouth-led study found a direct association between the infant microbiome and early childhood behavioral health, with sex-specific differences. The study characterized the species of microbes present in each participant's gut and their functions, establishing that microbiome changes occur before behavioral changes.

SourceThe Geisel School of Medicine at Dartmouth·JournalPediatric Research·TypeExperimental study·DateNov 4, 2021

Nerves may be key to blocking abnormal bone growth in tissue

Researchers found that blocking nerve growth factor can prevent heterotopic ossification, a challenging condition where bone abnormally grows in soft tissue during healing. The study suggests that pain-relief drugs currently being tested could also protect against this condition.

SourceUT Southwestern Medical Center·JournalNature Communications·DateNov 4, 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.

Coal product used to create green clean water

A new technology uses compressed coal blocks to purify seawater and produce fresh water, potentially benefiting millions of people worldwide. The system is powered by sunlight and can produce enough water for a family of four, making it a viable solution for economic water shortages.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalAdvanced Sustainable Systems·TypeExperimental study·DateNov 4, 2021

Study documents Nigeria’s staggering role in trafficking of pangolins

A new study documents Nigeria's significant involvement in the transnational illegal trade of wild pangolins, with an estimated 800,000 to nearly a million animals trafficked between 2010 and 2021. The study suggests that anti-trafficking policies may be mismatched due to potential underestimation of scale.

SourceWildlife Conservation Society·JournalBiological Conservation·TypeMeta-analysis·DateNov 4, 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.

Appearance fixation linked to dating anxiety

A new study by Anglia Ruskin University found that individuals focused on their appearance are more prone to social physique anxiety, which leads to fear of negative evaluations and social distress in dating contexts. The research involved 501 young adults and discovered associations between body image attitudes and dating anxiety.

SourceAnglia Ruskin University·JournalBody Image·DateNov 4, 2021

Researchers reveal information on the collision dynamics of electron/hole with neighboring atoms encoded in the band structure by analyzing high-order harmonic generation in solids

Scientists analyze high-order harmonic generation in solids to understand the underlying mechanism of electron/hole collisions with neighboring atoms. The study maps collision information into the band structure, paving the way for controlling and visualizing electron dynamics.

SourceUltrafast Science·JournalUltrafast Science·TypeExperimental study·DateNov 4, 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.

Radiocarbon is key to understanding Earth’s past

Recent advances in radiocarbon knowledge have improved our understanding of climate processes, solar activity, geophysics, and the carbon cycle. Researchers developed a more detailed record of atmospheric radiocarbon extending back 55,000 years, helping to understand Earth's past and project future changes.

SourceUniversity of Sheffield·JournalScience·DateNov 4, 2021

Nursery plants are plagued by a hidden water mold—plant pathologists have a solution

Plant pathologists have developed a set of Nursery Phytophthora Best Management Practices to eradicate the harmful organisms from nursery stock. Through testing and accreditation programs, nurseries that comply with the guidelines have shown no detectable Phytophthora infection in their stock, enabling habitat restoration plantings.

SourceAmerican Phytopathological Society·JournalPlant Health Progress·TypeExperimental study·DateNov 4, 2021

Ski wax chemicals alter animals' brains and livers

Researchers found that fluorinated compounds in ski wax alter the brains of bank voles, causing hormonal disorders and changes in dopamine levels. In contrast, laboratory mice showed no significant effects on hormone levels but had larger livers due to PFAS exposure.

SourceNorwegian University of Science and Technology·JournalToxicology and Applied Pharmacology·TypeExperimental study·DateNov 4, 2021

Cutting ammonia emissions is a cost-effective way to mitigate air pollution

Reducing ammonia emissions is more cost-effective than focusing solely on nitrogen oxide reduction for mitigating PM2.5 air pollution. The abatement cost of ammonia emission is only 10% of that required to eliminate equivalent NOx emissions, making it a priority for global health and environmental concerns.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateNov 4, 2021

Working through a mental bloch

Researchers at UC Santa Barbara successfully reconstructed a Bloch wavefunction from physical measurements, shedding light on electron behavior in materials. The team's method, using a terahertz laser and infrared excitation, overcomes previous challenges in measuring wavelike properties.

SourceUniversity of California - Santa Barbara·JournalNature·DateNov 4, 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.

Montana Lake study reveals how invasive species affect native food webs

A new study from the University of Montana's Flathead Lake Biological Station reveals how invasive lake trout disrupt native food webs, forcing native fishes to feed on suboptimal sources and causing the loss of threatened species like bull trout. The research shows that lake trout can create divergent biological communities over time.

SourceThe University of Montana·JournalProceedings of the National Academy of Sciences·DateNov 4, 2021

Side-polished SMS based RI sensor employing perfluorinated POF

The research team proposes a method to fabricate a refractive index sensor using perfluoropolymer fiber and single mode-m multimode-single mode (SMS) structure, which achieves high sensitivity. The experimental results show that the refractive index sensitivity is -219.504 dB/RIU.

SourceCompuscript Ltd·JournalOpto-Electronic Advances·DateNov 4, 2021

Mountaintop removal worse for endangered species than initially thought

A new study combines water-quality data with satellite imagery to estimate the full extent of water-quality degradation from mountaintop removal mining. The research found that chronic and acute toxicity thresholds for chemicals were exceeded thousands of times in areas far removed from mines.

SourceDefenders of Wildlife·JournalPLOS ONE·DateNov 4, 2021

Understanding the issue at hand – shadow education in the Nordic countries

The Nordic countries' shadow education system has flourished due to a competitive global knowledge economy. Despite being underexplored, research provides insights into its emergence and sociocultural implications. The special issue sheds light on the Nordic model's erosion and persistence in the face of shadow education.

SourceCactus Communications·JournalECNU Review of Education·TypeNews article·DateNov 4, 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.

When bad things happen in childhood, what's the toll on your health?

Research from the University of Auckland finds that people who experienced four or more adverse childhood events have almost three times more poor mental health than those with none. The study also links specific types of adversity to increased risks of chronic physical health problems and health issues like heart disease and asthma.

SourceUniversity of Auckland·JournalChild Abuse & Neglect·TypeSurvey·DateNov 4, 2021

Making aircraft fuel from sunlight and air

Researchers at ETH Zurich have developed a plant that can produce carbon-neutral liquid fuels from sunlight and air. The technology has been tested successfully and is now mature enough for industrial applications.

SourceResearch Institute for Sustainability (RIFS) – Helmholtz Centre Potsdam·JournalNature·TypeExperimental study·DateNov 4, 2021

In-person school during COVID-19 must address needs of underserved communities

The NIH emphasizes the need to engage with vulnerable communities in research design and implementation to ensure safe in-person schooling during COVID-19. This approach addresses significant gaps in previous studies conducted primarily in affluent neighborhoods.

SourceNIH/Eunice Kennedy Shriver National Institute of Child Health and Human Development·JournalPEDIATRICS·TypeCommentary/editorial·DateNov 4, 2021

New Curtin study pinpoints likely home of Martian meteorites

Researchers used a machine learning algorithm to identify the likely source of a group of Martian meteorites, finding that they originated from Mars' Tooting crater. The study provides new insights into Mars' volcanic past and geological context, with potential benefits for industry sectors on Earth.

SourceCurtin University·JournalNature Communications·DateNov 4, 2021

Small amounts of carbon monoxide may help protect vision in diabetes

Researchers have discovered that a low-dose oral compound, HBI-002, can safely reduce oxidative stress and inflammation in the retina, common causes of diabetic retinopathy. The study suggests that small amounts of carbon monoxide may help protect vision in diabetes patients.

SourceMedical College of Georgia at Augusta University·DateNov 4, 2021

Bood metabolites associated with coffee consumption may affect kidney disease risk

New research identifies coffee metabolites that may affect kidney disease risk, with some associated with higher risks of chronic kidney disease. The study found 3 metabolites linked to increased CKD risk: glycochenodeoxycholate, O-methylcatechol sulfate, and 3-methyl catechol sulfate.

SourceAmerican Society of Nephrology·JournalClinical Journal of the American Society of Nephrology·DateNov 4, 2021