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Science News for September 22, 2021


Scientists ID sterol essential for oil accumulation in plants

A team of scientists at Brookhaven National Laboratory has identified a key component of the assembly line responsible for oil droplet formation. The study suggests new ways to engineer plant tissues for increased oil accumulation, which could lead to sustainable oils for biofuels and other commodity products.

SourceDOE/Brookhaven National Laboratory·JournalNature Communications·TypeExperimental study·DateSep 22, 2021

Serum biomarker of fibrosis predicts kidney function decline

A serum biomarker, polyubiquitinated phosphatase and tensin homolog (PTEN), was associated with a four-fold higher risk of kidney function decline. This modified form of PTEN was linked to severity of lesions in kidney structure, indicating early manifestations of diabetic kidney disease.

SourceNational Kidney Foundation·JournalAmerican Journal of Kidney Diseases·DateSep 22, 2021

New avenue for study of diseases like multiple sclerosis

Scientists at Ann & Robert H. Lurie Children's Hospital of Chicago discovered a surprising link between growth factor receptor PDGFRA and hypomyelination in mouse models. The study suggests that blocking this receptor could be a novel strategy to treat myelination disorders like multiple sclerosis.

SourceAnn & Robert H. Lurie Children's Hospital of Chicago·JournalBrain and Behavior·DateSep 22, 2021

Some animal species can survive successfully without sexual reproduction

Scientists prove Meselson effect in ancient asexual species, showing survival without sexual reproduction is possible. The study of beetle mite Oppiella nova reveals genetic variance and adaptation through independent genome evolution.

SourceUniversity of Cologne·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateSep 22, 2021
Apple iPhone 17 Pro

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

Skoltech scientists use supercomputer to probe limits of Google’s quantum processor

Researchers used a supercomputer to emulate Google's quantum processor and discovered a reachability deficit, a performance limitation induced by a problem's constraint-to-variable ratio. The study showed that future experiments will require significantly more quantum resources to overcome this limit.

SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalQuantum·TypeComputational simulation/modeling·DateSep 22, 2021

Artificial intelligence brings better hurricane predictions

A new machine learning approach has been developed by researchers at the Department of Energy's Pacific Northwest National Laboratory to improve hurricane intensity predictions. The model uses artificial intelligence techniques and can run on a commercial laptop, offering more accurate forecasts than existing models. It also enables th...

SourceDOE/Pacific Northwest National Laboratory·JournalWeather and Forecasting·TypeComputational simulation/modeling·DateSep 22, 2021

A sedentary lifestyle can lead to more nighttime hot flashes

A new study suggests that sedentary behavior can increase the likelihood of nighttime hot flashes in midlife women. The research found that sedentary behavior independently predicts objective and subjective hot flash experience, even when accounting for moderate-to-vigorous activity levels.

SourceThe Menopause Society·TypeExperimental study·DateSep 22, 2021

Buck researchers provide a framework to study precision nutrigeroscience

Researchers at Buck Institute for Research on Aging provide a framework for precision nutrigeroscience to study the need for individualized dietary interventions. Studies in fruit flies show that lifestyle and genetics impact lifespan and healthspan, leading researchers to challenge the field to adopt a more nuanced approach.

SourceBuck Institute for Research on Aging·JournalCell Metabolism·TypeCommentary/editorial·DateSep 22, 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.

Researchers mimic how water and wind create complex shapes in nature

Researchers at Aalto University created intricate shapes like letters by manipulating tiny metal balls with vibrating plates and energy fields. The smart algorithm efficiently guided the particles to achieve desired shapes, inspired by natural phenomena like wind and water.

SourceAalto University·JournalScience Advances·DateSep 22, 2021

Majority of ‘#alcohol’ videos on TikTok portray drinking in a positive light

A new study found that 98% of popular TikTok '#alcohol' videos have positive portrayals, while only 4% describe negative alcohol-related consequences. The research highlights the need for age verification and responsible content creation on social media platforms.

SourceJournal of Studies on Alcohol and Drugs·JournalJournal of Studies on Alcohol and Drugs·TypeObservational study·DateSep 22, 2021

Hubble finds distant galaxies that ran out of fuel

A team of astronomers has observed six massive galaxies in the early universe that have mysteriously stopped forming stars due to depleted gas reserves. The discovery was made possible by the Hubble Space Telescope's high resolution and gravitational lensing, allowing researchers to study these galaxies in unprecedented detail.

SourceUniversity of Copenhagen - Faculty of Science·JournalNature·TypeObservational study·DateSep 22, 2021

Contact-tracing apps could improve vaccination strategies

Mathematical modeling suggests that contact-tracing apps can help achieve herd immunity by identifying individuals with greater exposure to others and targeting them for vaccination. The approach, known as 'hot-spotting,' could reduce the number of vaccine doses needed by up to half.

SourcePLOS·JournalPLOS ONE·TypeComputational simulation/modeling·DateSep 22, 2021

Dog parasite is developing resistance to treatments

Researchers find hookworms resistant to multiple drugs used to treat them, with high prevalence in racing greyhounds. The study's results highlight the importance of regular deworming and caution against dog parks as potential breeding grounds for drug-resistant parasites.

SourceUniversity of Georgia·JournalInternational Journal for Parasitology·DateSep 22, 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.

SARS-CoV-2 screening in an urban public school district

Weekly saliva polymerase chain reaction testing in asymptomatic staff and students in an urban public school district significantly increased SARS-CoV-2 case detection, surpassing county-level infection rates. This study highlights the effectiveness of targeted screening strategies in reducing COVID-19 transmission.

SourceJAMA Network·JournalJAMA Network Open·DateSep 22, 2021

The circadian rhythm of the liver is regulated by muscle activity

Skeletal muscle secretes a molecule that regulates around 35% of liver functions, with the remaining basal functions independent of muscle activity. Ageing alters this communication, leading to non-optimal functions and accelerated ageing.

SourceInstitute for Research in Biomedicine (IRB Barcelona)·JournalScience Advances·TypeExperimental study·DateSep 22, 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.

Wind energy can deliver vital slash to global warming

New research from Cornell University suggests that accelerating wind-energy technology deployment can achieve significant reductions in greenhouse gas emissions, with potential to reduce global warming atmospheric average temperatures of 0.3 to 0.8 degrees Celsius by the end of the century. The study confirms that advancing wind energy...

SourceCornell University·JournalClimate·DateSep 22, 2021

Dr. Sofia Sheikh awarded National Science Foundation Fellowship for Research & Education at the SETI Institute’s Allen Telescope Array

Dr. Sofia Sheikh has been awarded a Mathematical and Physical Sciences Ascending Postdoctoral Research Fellowship to focus on fast radio bursts and develop improved technosignature detection methods. She will also mentor underrepresented students in physics and astronomy, leveraging the Allen Telescope Array's unique qualities.

SourceSETI Institute·DateSep 22, 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.

First glimpse of hydrodynamic electron flow in 3D materials

A team of researchers from Harvard, MIT, and the Max Planck Institute developed a theory to explain how hydrodynamic electron flow could occur in 3D materials. They observed it for the first time using a new imaging technique, providing evidence of strong interactions between electrons in high-density materials.

SourceMax Planck Institute for Chemical Physics of Solids·JournalNature Physics·DateSep 22, 2021

Over 120 scientific experts’ global ocean report shows unprecedented climate change impact, as Arctic registers record low ice levels

The Copernicus Ocean State Report reveals record low Arctic ice levels, with a 90% reduction in average sea ice thickness in the Barents Sea. The report also highlights extreme variability in ocean temperatures and oxygen levels, posing significant challenges for marine ecosystems.

SourceTaylor & Francis Group·JournalJournal of Operational Oceanography·DateSep 22, 2021

Metals supercharge promising method to bury harmful carbon dioxide under the sea

Researchers from University of Texas at Austin have discovered a way to accelerate the formation of CO2 hydrate structures that can store billions of tons of carbon for centuries. By adding magnesium, these structures form 3,000 times faster than current methods, offering a promising alternative to reduce climate change.

SourceUniversity of Texas at Austin·JournalACS Sustainable Chemistry & Engineering·DateSep 22, 2021

Could a novel light therapy help people with Alzheimer's?

Researchers at Mount Sinai Hospital are testing a novel light therapy to slow Alzheimer's debilitating effects, aiming to improve both cognition and sleep. The treatment involves flashing pulses of light designed to enhance electrical brain waves and reset the sleep-wake cycle.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·DateSep 22, 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.

Winged microchip is smallest-ever human-made flying structure

Researchers at Northwestern University have developed a flying microchip that can monitor air pollution, airborne diseases, and environmental contamination. The device, about the size of a grain of sand, uses wind to generate flight, stabilizing its trajectory through aerodynamic optimization inspired by nature.

SourceNorthwestern University·JournalNature·TypeExperimental study·DateSep 22, 2021

Methamphetamine-involved overdose deaths nearly tripled between 2015 to 2019, NIH study finds

Overdose deaths involving methamphetamine rose 180% from 2015 to 2019, outpacing increases in methamphetamine use. Riskier patterns of use, including frequent use and co-use with other substances, contributed to the surge. Diverse populations, particularly American Indians/Alaska Natives and young adults, are disproportionately affected.

SourceNIH/National Institute on Drug Abuse·JournalJAMA Psychiatry·DateSep 22, 2021

COVID-19 infection increases risk for preeclampsia reported by WSU and PRB investigators

A recent systematic review and meta-analysis found that COVID-19 infection during pregnancy significantly increases the risk of developing preeclampsia. Women with SARS-CoV-2 infection had a 62% higher odds of developing preeclampsia than those without the infection.

SourceWayne State University - Office of the Vice President for Research·JournalAmerican Journal of Obstetrics and Gynecology·TypeSystematic review·DateSep 22, 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.

Phyllotaxis-inspired nanosieves with multiplexed orbital angular momentum

Researchers developed phyllotaxis-alike vortex nanosieves that can generate multiple optical vortices within a single nano-device, enabling compact and efficient multiplexing of orbital angular momentum. The design uses judiciously arranged nanoholes on metal films to create multiple spiral patterns, each contributing to a specific OAM...

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournaleLight·DateSep 22, 2021

Social robots may be more persuasive if they project less authority

A new study from the University of Toronto suggests that social robots could be more persuasive if they project less authority. The research found that people are more likely to accept advice or instructions from a robot when it is presented as a peer helper rather than an authoritative figure.

SourceUniversity of Toronto Faculty of Applied Science & Engineering·JournalScience Robotics·DateSep 22, 2021

Phase 3 trial results: mRNA-1273 vaccine continued to be safe and efficacious more than five months after second dose

The mRNA-1273 vaccine has demonstrated sustained efficacy in preventing COVID-19 and severe disease, with consistent high levels of protection observed across various subgroups. Researchers have also found a marginal improvement in reduced cases among those vaccinated more recently during the Delta variant surge.

SourceBrigham and Women's Hospital·JournalNew England Journal of Medicine·TypeRandomized controlled/clinical trial·DateSep 22, 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.

Recording roman resource exploitation and urban collapse

The Roman occupation of Carthage resulted in environmental degradation and economic collapse, as evidenced by the abandonment of the city of Zita in AD 200. Archaeological analysis indicates a shift from agricultural goods like olive oil to metal production, which led to unsustainable economic practices and eventually urban collapse.

SourceUniversity of Chicago Press Journals·JournalCurrent Anthropology·DateSep 22, 2021

Theory of bubbles lifts cell biology into a new, more quantitative era

Researchers adapted classical nucleation theory to understand protein assembly in cells, predicting precise locations and times for droplet formation. The approach offers a new understanding of cell biology and potential control over complex soft materials.

SourcePrinceton University, Engineering School·JournalNature·TypeExperimental study·DateSep 22, 2021

Quantum cryptography Records with Higher-Dimensional Photons

A team at TU Wien developed a new quantum transmission protocol using eight different paths for each photon, generating a record-breaking entanglement-based quantum key. This protocol is more robust against interference and allows for faster data transmission.

SourceVienna University of Technology·JournalPhysical Review Letters·TypeComputational simulation/modeling·DateSep 22, 2021

Wide heads help sperm swim together

Researchers used machine learning to discover that sperm with a wide head relative to length are more likely to clump together and swim collectively, a rare behavior that sometimes helps them reach an egg faster. The study provides a new method for understanding how form and function are related in cells with complex behaviors.

SourceUniversity of Maryland·JournalProceedings of the Royal Society B Biological Sciences·TypeComputational simulation/modeling·DateSep 22, 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.

Expanding teleworking would reduce pollution by up to 10%

A study by ICTA-UAB finds that implementing teleworking two, three or four days a week would reduce nitrogen dioxide levels by 4%, 8% and 10%. This is achieved through a decrease in traffic-related emissions, with the greatest reduction expected when all employees in the service sector work from home.

SourceUniversitat Autonoma de Barcelona·Journalnpj Urban Sustainability·TypeComputational simulation/modeling·DateSep 22, 2021

Pregnant women who receive COVID-19 vaccination pass protection from the virus to their newborns

A new study found that COVID-19 vaccinated pregnant women pass high levels of antibodies to their babies, providing protection against infection. The Pfizer-BioNTech and Moderna mRNA vaccines trigger the production of protective antibodies in mothers, which are then transferred to newborns.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalAmerican Journal of Obstetrics & Gynecology MFM·DateSep 22, 2021

Researchers find human learning can be duplicated in solid matter

Rutgers researchers have found that learning can be mimicked in synthetic matter, which could lead to new algorithms for artificial intelligence. The study involved changing the environment of nickel oxide material and observing its response.

SourceRutgers University·JournalProceedings of the National Academy of Sciences·DateSep 22, 2021

Early-stage drug candidate diminishes deficits in Parkinson's disease

Researchers have identified a molecule that slows cells' production of alpha-synuclein, a protein forming toxic aggregates in Parkinson's brains. The compound, A-443654, also reduces cell stress and may help degrade existing alpha-synuclein aggregates.

SourceUniversity of Utah Health·JournalJournal of Biological Chemistry·TypeExperimental study·DateSep 22, 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.

Unveiling galaxies at cosmic dawn that were hiding behind the dust

Researchers used ALMA to observe distant galaxies and discovered two new, dusty galaxies near original targets, challenging our understanding of early galaxy formation. The discovery suggests that a significant portion of early galaxies may be hidden from view due to cosmic dust.

SourceWaseda University·JournalNature·TypeData/statistical analysis·DateSep 22, 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.

Adults with neurologic conditions more likely to have experienced childhood trauma

A study published in Neurology Clinical Practice found that adults with neurologic conditions are more likely to have had adverse childhood experiences such as abuse or neglect. The study suggests that early recognition of these high adverse childhood experiences may improve health outcomes for individuals with neurologic conditions.

SourceAmerican Academy of Neurology·JournalNeurology Clinical Practice·DateSep 22, 2021

Early Homo sapiens groups in Europe faced subarctic climates

Researchers at Max Planck Institute found that early human groups in Europe endured cold climatic conditions for over 7,000 years. The team used archaeological materials to generate climatic data, revealing a higher degree of climate flexibility than previously believed.

SourceMax Planck Institute for Evolutionary Anthropology·JournalScience Advances·DateSep 22, 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.

Hidden mechanisms of apple watercore formation

Single-cell analyses reveal turgor-associated metabolic modifications in watercored apples, leading to increased production of volatile compounds. A significant concentration of these compounds is detected at the border region, where a water potential gradient facilitates water transport to the watercore area.

SourceEhime University·JournalHorticulture Research·DateSep 22, 2021

Gene RARA surfaces as potential drug target in pediatric AML

Researchers have identified a specific gene, RARA, associated with acute myeloid leukemia (AML) in children that is sensitive to the treatment tamibarotene. Studies found that AML cells with high levels of RARA are more responsive to tamibarotene, suggesting its potential as a new treatment for pediatric AML.

SourceBaylor College of Medicine·JournalBlood Advances·TypeExperimental study·DateSep 22, 2021
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Researchers use breakthrough method to answer key question about electron states

Scientists have developed a new method to distinguish electron properties in atomic orbitals using X-ray generators and high magnetic fields. This breakthrough could lead to novel directions for engineering atomic-scale devices, including quantum computers and ultra-dense magnetic hard drives.

SourceInstitute for Basic Science·JournalACS Nano·TypeExperimental study·DateSep 22, 2021

Color coding molecular mirror images

Scientists at Kanazawa University have discovered a new method for determining the chirality of amines, which involves reactions with 'color indicator' molecules that produce different colors depending on the enantiomer present. The approach enables easy naked-eye differentiation between enantiomers and could be used to quantify enanti...

SourceKanazawa University·JournalScience Advances·DateSep 22, 2021

Model advances understanding of incorporating 3D printing into supply chains

Researchers developed a computational model to optimize the use of additive manufacturing in spare parts supply chains, finding that centralized systems are more efficient for less frequent demand with high variability. The study's findings provide a step forward in understanding how to incorporate AM technologies into supply chains.

SourceNorth Carolina State University·JournalJournal of Defense Analytics and Logistics·TypeComputational simulation/modeling·DateSep 22, 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.

Sex and the symbiont: Can algae hookups help corals survive?

Researchers at Rice University have made a groundbreaking discovery about the reproductive habits of dinoflagellate algae, which can help coral reefs adapt to climate change. By studying sex in these tiny creatures, scientists hope to breed strains that are more tolerant of environmental stress.

SourceRice University·JournalScientific Reports·TypeExperimental study·DateSep 22, 2021

Ultrasound assessment of size, number changes for incidental gallbladder polyps

A recent study published in AJR found that gallbladder polyps can fluctuate significantly in size and number over time. The authors suggest revising guidelines to reflect this variability, with no cases of gallbladder carcinoma identified in patients who underwent cholecystectomy.

SourceAmerican Roentgen Ray Society·JournalAmerican Journal of Roentgenology·TypeObservational study·DateSep 22, 2021

Engineers discover way to turn organic waste into renewable biofuel additives using radiation

Researchers at Lancaster University have developed a new method to generate renewable biofuel additives from organic waste using nuclear radiation. This process could help increase the proportion of petrol with renewable content from 5% to 20% by 2030, reducing carbon emissions and tackling climate change.

SourceLancaster University·JournalCommunications Chemistry·TypeExperimental study·DateSep 22, 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.

Improving control for users of robotic prosthetics

Researchers have developed a new interface technology that can provide natural sensory feedback from robotic prosthetics to amputees, reducing abnormal sensations and cognitive burden. The innovation uses ultra-small recording sites and molecular guidance cues to stimulate sensory axons selectively, improving control of robotic limbs.

SourceUniversity of Houston·DateSep 22, 2021

How do migraines affect the sleep cycle?

A meta-analysis of 32 studies involving 10,243 participants found that adults and children with migraines have poorer sleep quality and shorter REM sleep times than those without migraines. Children with migraines also have less total sleep time, more wake time, and faster sleep onset.

SourceAmerican Academy of Neurology·JournalNeurology·DateSep 22, 2021

A computer algorithm called ‘Eva’ may have saved lives in Greece

A new study suggests that Greece's computer algorithm 'Eva' caught nearly twice as many asymptomatic infected travelers as traditional testing methods, helping to curb COVID-19's spread. The AI-powered system used real-time data to identify high-risk visitors for targeted testing, revealing its potential in managing the pandemic.

SourceUniversity of Southern California·JournalNature·TypeComputational simulation/modeling·DateSep 22, 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.

Suicide rates fell in Canada during pandemic despite rise in unemployment

Despite increased unemployment, Canada's suicide rates dropped between March 2020 and February 2021, according to a study. The Canadian government's economic support measures, including financial assistance and reduced mortgage payments, are believed to have contributed to this decrease in suicide rates.

SourceSAGE·JournalJournal of the Royal Society of Medicine·TypeMeta-analysis·DateSep 22, 2021

Unique sugar structures could identify early-stage liver cancer

Scientists use modern imaging technology to determine liver cancer subtypes, identifying specific sugar structures that correlate to different subtypes. This approach could lead to earlier detection and more personalized therapies for hepatocellular carcinoma.

SourceMedical University of South Carolina·JournalMolecular Cancer Research·DateSep 22, 2021

Hubble finds early, massive galaxies running on empty

The Hubble Space Telescope and ALMA have discovered six early, massive galaxies that have run out of hydrogen gas to form stars. These 'dead' galaxies, which appeared in the universe just 20% of its current age, were found using strong gravitational lensing, a technique that amplifies light from distant objects.

SourceNASA/Goddard Space Flight Center·JournalNature·TypeNews article·DateSep 22, 2021

Multiple bacteria types found to contribute to bone loss in gum disease

Researchers found that both Gram-positive and Gram-negative bacteria induce the resorption of alveolar bone, a key component of periodontal tissue. The study suggests that positive and negative bacteria are responsible for periodontitis symptoms.

SourceTokyo University of Agriculture and Technology·JournalScientific Reports·TypeExperimental study·DateSep 22, 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.

Online searches may reduce predisposed belief in misinformation

A new analysis suggests that online searches can reduce belief in misinformation about Zainichi Koreans, particularly among those who were predisposed to believe it. However, participants showed an increase in negative feelings toward the group after conducting their searches, despite correction of specific misinformation.

SourcePLOS·JournalPLOS ONE·TypeExperimental study·DateSep 22, 2021

Deep learning enhances cancer diagnostic tools

Researchers developed a method to apply deep learning to polarization-sensitive optical coherence tomography, enhancing cancer diagnosis. The technique enables OCT systems to detect abnormalities on a deeper level, differentiating microstructural features such as collagen fiber orientations.

SourceBeckman Institute for Advanced Science and Technology·Journalnpj Digital Medicine·TypeImaging analysis·DateSep 22, 2021

Research: Very low effective tax rates often do not reflect high levels of corporate tax avoidance

A new study from Indiana University Kelley School of Business found that very low effective tax rates often do not reflect high levels of corporate tax avoidance. Instead, non-tax items such as valuation allowance releases and accounting for uncertain tax positions are the major drivers of these low ETRs.

SourceIndiana University·JournalContemporary Accounting Research·TypeData/statistical analysis·DateSep 22, 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.

UTSA develops model to understand how a city’s design creates congestion

The UTSA-Glasgow model analyzed nearly 100 American cities to understand the relationship between city design and traffic congestion. It found that high-intensity urban land use and polycentric city shapes are associated with higher levels of congestion, supporting the long-held belief that traffic congestion is tied to urbanization.

SourceUniversity of Texas at San Antonio·JournalComputers Environment and Urban Systems·TypeData/statistical analysis·DateSep 22, 2021

Now everyone can build battery-free electronic devices

Researchers introduce a new platform called BFree that allows users to build battery-free devices using intermittent energy harvesting. The system includes energy-harvesting hardware and a power-failure-resistant version of Python, making it accessible to novice programmers.

SourceNorthwestern University·JournalProceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies·TypeExperimental study·DateSep 22, 2021

Experiences of racism reported in online reviews of hospitals

Researchers examined online consumer reviews to identify experiences of racism in US hospitals. They found significant disparities in care and treatment for patients of color. The study highlights the need for improved diversity and inclusion training in healthcare institutions.

SourceJAMA Network·JournalJAMA Network Open·DateSep 22, 2021

Gigantic cavity in space sheds new light on how stars form

Astronomers have discovered a gigantic cavity in space that sheds new light on how stars form. The sphere-shaped void, spanning nearly 500 light years, is believed to have been formed by ancient supernovae 10 million years ago.

SourceCenter for Astrophysics | Harvard & Smithsonian·JournalThe Astrophysical Journal Letters·DateSep 22, 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.

Physiological stressors triggering disease in the heart

A recent study published at Masonic Medical Research Institute found that electrocution-induced physiological stress can lead to overlapping cardiac conditions in individuals. The research used human induced pluripotent stem cells to investigate the mechanisms behind these conditions, shedding light on potential new treatments.

SourceMasonic Medical Research Institute·JournalInternational Journal of Molecular Sciences·DateSep 22, 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.

Nationwide study of 295,000 brain cancer patients examines differences due to age and sex

A nationwide study of 295,000 brain cancer patients reveals significant differences in survival and incidence based on sex and age. The findings suggest that males have higher incidence rates, while females have longer survival rates at almost every age group, except among children aged 0-9 years.

SourceThe Translational Genomics Research Institute·JournalNeuro-Oncology·TypeMeta-analysis·DateSep 22, 2021

SpaceX satellite signals used like GPS to pinpoint location on Earth

Engineering researchers at Ohio State University developed a method to use Starlink satellite signals to accurately locate positions on Earth, similar to GPS. The accuracy of this technique is comparable to or even surpasses that of GPS, with the potential to be used as an alternative navigation system.

SourceOhio State University·DateSep 22, 2021

The north movement of Intertropical Convergence Zone on synoptic-scale causes heavy rainfall in the northern South China Sea in autumn

Research by Prof. Lifang Sheng and team reveals the northward movement of Intertropical Convergence Zone (ITCZ) causes heavy autumn rainfall in the northern South China Sea. The ITCZ's shift north is triggered by abnormal equatorial easterlies, which strengthen during La Niña years.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateSep 22, 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.

Blowing up medieval gunpowder recipes

The study of medieval gunpowder recipes reveals that the evolution of the perfect powder was a slow trial-and-error process. Researchers analyzed energies released during combustion and found that certain additives made gunpowder stronger, while others had no energetic advantages but might have served other purposes.

SourceAmerican Chemical Society·JournalACS Omega·DateSep 22, 2021

More women using cannabis for menopause symptoms

A recent study found that nearly a third of women near the menopause transition use cannabis to help manage their symptoms, with 75% using it for medical purposes. The most common reasons for use included sleep issues and anxiety, with three-quarters of current users reporting relief from their symptoms.

SourceThe Menopause Society·TypeSurvey·DateSep 22, 2021

Earless worms 'listen' through their skin

Researchers discovered that earless worms can detect airborne sounds in a range of frequencies and localize the source. This finding opens a new field for studying auditory sensation and challenges the assumption that organisms without ears cannot sense sound.

SourceUniversity of Michigan·JournalNeuron·DateSep 22, 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.

Large wind farms cause different effects for local and regional climates

A study found wind farms have a significant effect on local climatology but a minimal impact on regional climate. The Shangyi Wind Farm in China warmed the area by up to 0.95°C at night during summer and autumn, while decreasing wind speed by 6%.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateSep 22, 2021

Switching on a superfluid

A new Australian study examines systems transitioning from a normal fluid to a quantum state known as a superfluid, which can flow with zero friction. The research provides new insights into the formation of these remarkable states, revealing different timescales and correlations involved.

SourceARC Centre of Excellence in Future Low-Energy Electronics Technologies·JournalPhysical Review Letters·TypeExperimental study·DateSep 22, 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.

An experimental loop for simulating nuclear reactors in space

Researchers at Penn State have developed a small-scale laboratory experiment known as a hydrogen test loop to investigate nuclear thermal propulsion. The simulation, which includes a stainless steel pipe and a heating element, successfully models the operation of a reactor in space. The study's findings could lead to more efficient and...

SourcePenn State·JournalFusion Science & Technology·DateSep 22, 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.

Special transcription factor and its target genes as an important approach for therapy at rare leukemia type identified

A study by MedUni Wien researchers has discovered that the transcription factor BATF3 and its target genes play a crucial role in the growth of tumour cells in anaplastic large cell lymphoma. The findings suggest that targeting the IL-2R system could be an effective therapeutic approach, with promising results in animal models.

SourceMedical University of Vienna·JournalNature Communications·DateSep 22, 2021

Next-generation camera can better locate tumors

A next-generation camera can accurately identify tumor shape and location in human tissue by measuring time-differential signals from photons. This allows surgeons to ensure complete removal of cancerous tissue while preserving surrounding healthy tissue, revolutionizing surgical procedures.

SourceEcole Polytechnique Fédérale de Lausanne·JournalOptica·DateSep 22, 2021

Scientists show how mucus protein contributes to worsening COPD, asthma, lung conditions

Researchers at UNC School of Medicine discovered that MUC5AC mucin disrupts airways in individuals with chronic obstructive pulmonary disease (COPD) and asthma. The study suggests that MUC5AC could be a target for better therapeutics to address the sticky mucus associated with these conditions.

SourceUniversity of North Carolina Health Care·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateSep 22, 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.

Understanding uncertainty with a new take on questionnaires

Researchers developed an interval-valued response method to address uncertainty in questionnaires, providing a more flexible approach to data collection. The new method uses ellipses to allow respondents to choose a range when answering a question, resulting in better quality data and potential improvements in data privacy.

SourceUniversity of Nottingham·JournalBehavior Research Methods·TypeData/statistical analysis·DateSep 22, 2021

Deaths with drugs as contributing factor rising dramatically

A recent study found that deaths where drugs were a contributing cause rose dramatically in the US, outpacing decline in other causes. The death rate from accidents and suicides increased fivefold, while diseases and medical conditions saw a 2.5-fold rise.

SourceOhio State University·JournalDrug and Alcohol Dependence·TypeData/statistical analysis·DateSep 22, 2021

New insights into how KLF4 influences gene expression

Researchers at Baylor College of Medicine discovered that KLF4 forms droplets in the cell nucleus that recruit other transcription factors to mediate gene expression. This process involves biomolecular condensation, where KLF4 interacts with chromatin regions to form a separate liquid phase.

SourceBaylor College of Medicine·JournalNature Communications·TypeExperimental study·DateSep 22, 2021

New research explores how visually impaired babies perceive the world

A new study published in Current Biology reveals that visually impaired babies primarily use touch to respond to stimuli, while sighted babies rely more on auditory cues. The research suggests that both senses will be crucial in designing tools to aid their development.

SourceIstituto Italiano di Tecnologia - IIT·JournalCurrent Biology·TypeExperimental study·DateSep 22, 2021

Strength training can burn fat too, myth-busting study finds

A new UNSW Sydney-led study suggests that strength training can lead to significant weight loss, with participants losing an average of 1.4% of their total body fat after a five-month program. The study analyzed existing evidence and found that this level of fat loss is comparable to cardio-based exercise.

SourceUniversity of New South Wales·JournalSports Medicine·TypeSystematic review·DateSep 22, 2021

Desert teamwork explains global pattern of co-operation in birds

A new study from the Kalahari Desert finds that teamwork allows birds to cope with brutally unpredictable environments. The research team at the University of Exeter shows that families with more helpers successfully raise more chicks in dry conditions, reducing weather-driven variation in breeding success.

SourceUniversity of Exeter·JournalScience Advances·TypeObservational study·DateSep 22, 2021

Reinstating waiting time after allograft failure will yield more transplants

Researchers propose reinstating waiting time for recipients experiencing early post-transplant allograft failure within an expanded timeframe to boost transplant numbers. This policy change could potentially reduce the perceived patient-level risk of transplanting marginal organs and improve organ utilization.

SourceNational Kidney Foundation·JournalAmerican Journal of Kidney Diseases·DateSep 22, 2021

Continental growth is not a continuous process

Researchers found that continents have always been rich in silica, contradicting previous models. Continental growth occurred in six major periods every 500-700 million years over the past 3.7 billion years.

SourceCNRS·JournalScience Advances·DateSep 22, 2021

Can a sexual assault jeopardize a woman's brain health?

A new study suggests that traumatic experiences like sexual assault are associated with indicators of cerebrovascular risk, potentially leading to dementia and stroke. Women who experienced trauma had greater white matter hyperintensities, a marker for brain small vessel disease.

SourceThe Menopause Society·TypeData/statistical analysis·DateSep 22, 2021

DNA sensor quickly determines whether viruses are infectious

A new DNA sensor can detect both the presence and infectivity of viruses in minutes, providing a significant improvement over current methods that only detect genetic material. This breakthrough could aid in tracking and containing viral outbreaks, as well as understanding mechanisms of infection.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalScience Advances·TypeExperimental study·DateSep 22, 2021

New therapies offer hope for minimizing hair loss in midlife women

Common hair loss patterns in women include progressive ponytail thinning, increased scalp visibility, and easy sunburn. New therapies such as platelet-rich plasma injections offer promise for stimulating hair growth and minimizing thinning, while treatments like minoxidil and finasteride may also be effective.

SourceThe Menopause Society·TypeLiterature review·DateSep 22, 2021

Intermittent fasting can help manage metabolic disease

Researchers explore science behind time-restricted eating, finding it improves sleep quality and reduces obesity, diabetes, and heart disease risk. By aligning daily habits with internal rhythms, intermittent fasting can optimize health and reduce chronic disease burden.

SourceThe Endocrine Society·JournalEndocrine Reviews·DateSep 22, 2021

Setting global targets could cut impact of diabetes in developing countries

A new global study found that setting targets for treating diabetes patients with cholesterol or blood pressure medication can significantly improve cardiovascular outcomes. Achieving these targets could save up to 6% of healthy lifetime lost to diabetes over 10 years, mainly due to reduced cardiovascular conditions.

SourceUniversity of Birmingham·JournalThe Lancet Global Health·DateSep 22, 2021

“Second-hand” psychological stress can lead to depression in mice, finds study

Researchers at Tokyo University of Science discover that vicarious social defeat can cause psychological stress in mice, leading to depression and decreased neurogenesis. The study sheds light on the pathophysiology of depression and may lead to the development of novel antidepressants.

SourceTokyo University of Science·JournalBehavioural Brain Research·TypeExperimental study·DateSep 22, 2021

Immune cells in the brain share the work

Microglial cells form networks to degrade alpha-synuclein aggregates, preventing neuron damage. However, certain Parkinson's disease mutations disrupt this process.

SourceUniversity of Bonn·JournalCell·TypeExperimental study·DateSep 22, 2021