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Science News Archive October 2021 - Page 34


Page 34 of 40

Zeolites’ isotopes defy nature

Researchers analyzed ancient zeolite specimens to discover that some prefer lighter isotopes, while others prefer heavier ones. This finding could help quantify temperatures in geologic systems and mitigate human-caused climate change.

SourceNorthwestern University·JournalCommunications Earth & Environment·TypeExperimental study·DateOct 6, 2021

‘I saw cancer cells just popping up at me’

La Trobe University researchers developed a smart microscope slide that can detect cancer cells using enhanced color contrast. The technology uses nanoscale modifications to distinguish cancer cells from normal tissue, making early diagnosis more efficient.

SourceLa Trobe University·JournalNature·TypeExperimental study·DateOct 6, 2021
Apple iPhone 17 Pro

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

What are the keys to a healthy intercultural relationship?

A new study explores how cultural values affect intercultural relationships. Secure attachment and relationship equality are key factors in greater relationship satisfaction, while adherence to traditions and less support of traditional gender roles also play a role.

SourceWiley·JournalJournal of Multicultural Counseling and Development·DateOct 6, 2021

Growing climate anxiety poses significant threat to individuals and society

Climate anxiety is growing among children and young people, with over half of child psychiatrists in England seeing distressed patients. Experts call on leaders to provide reliable information on climate mitigation and adaptation, and support individuals connect with nature and join like-minded communities.

SourceBMJ Group·JournalThe BMJ·TypeCommentary/editorial·DateOct 6, 2021

Tiny bubbles can be future treatment for inflammation

Researchers at Karolinska Institutet found that tiny sacs of material excreted by cells can transport protein drugs to reduce inflammation in animal models. The technique shows promise for treating conditions like multiple sclerosis and inflammatory bowel disease.

SourceKarolinska Institutet·JournalNature Biomedical Engineering·TypeExperimental study·DateOct 6, 2021

Obesity journal symposium showcases ground-breaking work

The Obesity Society's ninth annual journal symposium will highlight innovative research designs for preventing and treating obesity. Five honorees from the US and Canada will present their work, including studies on weight discrimination, sleep patterns, and hypothalamic gliosis.

SourceThe Obesity Society·JournalObesity·DateOct 6, 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.

Getting up to speed on the proton

Physicists have developed a groundbreaking theory, LaMET, to calculate the quark and gluon structure of protons traveling at the speed of light. This breakthrough resolves limitations in existing lattice quantum chromodynamics (QCD) theories, allowing for predictions on proton structure that can be tested by future experiments.

SourceDOE/Argonne National Laboratory·JournalReviews of Modern Physics·DateOct 6, 2021

Honeybees’ waggle dance reveals bees in rural areas travel further for food

Researchers found that bees in agricultural areas traveled an average of 743 meters for food, compared to 492 meters in urban areas. This suggests that urban areas provide a reliable source of food for honeybees, making them less reliant on longer trips to find nectar.

SourceBritish Ecological Society·JournalJournal of Applied Ecology·TypeObservational study·DateOct 6, 2021

Do blood pressure medications increase the risk of psoriasis?

A study published in British Journal of Clinical Pharmacology found a potential link between blood pressure medication use and the development of psoriasis. Data from 13 studies suggests that certain types of antihypertensive medications may increase the risk of skin conditions, warranting close monitoring.

SourceWiley·JournalBritish Journal of Clinical Pharmacology·DateOct 6, 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.

Pandemic took a toll on older adults serving as unpaid caregivers for chronically ill or disabled loved ones

A new study highlights the challenges faced by unpaid caregivers of chronically ill or disabled loved ones during the pandemic. The survey found that 60% of caregivers experienced at least one challenge related to accessing medical care for their loved ones, leading to increased stress, depression, and isolation.

SourceMichigan Medicine - University of Michigan·JournalInnovation in Aging·TypeSurvey·DateOct 6, 2021

Johns Hopkins finds thousands of unknown chemicals in e-cigarettes

A Johns Hopkins University study found thousands of unknown chemicals in e-cigarette aerosols, including industrial chemicals and caffeine. The research used advanced fingerprinting techniques to identify these compounds, which were not disclosed by manufacturers.

SourceJohns Hopkins University·JournalChemical Research in Toxicology·DateOct 6, 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.

Changes in older adults’ life space during lung cancer treatment

Researchers found that older adults with non-small cell lung cancer have low life-space mobility before treatment, which declines after starting treatment. A lower body mass index prior to treatment is associated with an improvement in life-space mobility during treatment.

SourceWiley·JournalJournal of the American Geriatrics Society·DateOct 6, 2021

Students engaging in COVID-19 distance learning were more motivated and persistent – and less likely to procrastinate – when they perceived themselves as autonomous, competent and socially connected

A multi-country study finds that students performing COVID-19 distance learning exhibit increased motivation and perseverance when they perceive themselves as self-motivated and connected to others. The study also reveals lower procrastination rates among these students.

SourcePLOS·JournalPLOS ONE·DateOct 6, 2021

KU Leuven develops very potent antiviral against dengue

Researchers at KU Leuven developed an ultrapotent inhibitor of the dengue virus, effective against all known variants. The antiviral molecule is also suitable for prevention purposes and has shown promising results in mouse tests, with a low dose being extremely effective.

SourceKU Leuven·JournalNature·DateOct 6, 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.

Record-breaking Texas drought more severe than previously thought

A recent study by researchers at The University of Texas at Austin found that the 2011 Texas drought was more severe and widespread than previously estimated. Using satellite data to track soil moisture levels, the team's updated model showed that extreme drought affected over 95% of the state in April 2011.

SourceUniversity of Texas at Austin·JournalJournal of Hydrology·TypeComputational simulation/modeling·DateOct 6, 2021

Common diabetes drug promising against rare childhood brain tumor in laboratory studies

Researchers found that metformin suppressed glucose metabolism and killed cancer cells in group A posterior fossa ependymomas, a type of childhood brain tumor. The study's senior author believes this opens a promising possibility for therapeutic suppression of the epigenetic changes driving these tumors.

SourceMichigan Medicine - University of Michigan·JournalScience Translational Medicine·TypeExperimental study·DateOct 6, 2021

Protecting the ozone layer is delivering vast health benefits

A new study by the National Center for Atmospheric Research found that the Montreal Protocol will spare Americans from 443 million skin cancer cases and 63 million cataract cases through the end of this century. The treaty phased out ozone-destroying substances, resulting in reduced UV radiation and corresponding health benefits.

SourceNational Center for Atmospheric Research/University Corporation for Atmospheric Research·JournalACS Earth and Space Chemistry·TypeComputational simulation/modeling·DateOct 6, 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.

Boosting the cell's power house

Researchers have identified the structure of a protein complex, supercomplex CIII2CIV, that plays a crucial role in energy conversion in animal cells. The complex pumps charged particles through the mitochondrial membrane, facilitating energy production.

SourceInstitute of Science and Technology Austria·JournalNature·DateOct 6, 2021

Scientists can switch on plants’ response to light

Researchers have identified a key component of plants' light response, allowing them to regulate gene expression and control stem growth. By reducing PIF protein activity, they can slow down stem growth and promote leaf and seed production, leading to increased crop yields and improved food supply.

SourceUniversity of California - Riverside·JournalNature Communications·TypeExperimental study·DateOct 6, 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.

New USask research contributes to understanding of Cystic Fibrosis

Researchers at USask discovered excessive sodium absorption in small airways of CF patients, providing new insights into the disease. The study's findings have the potential to improve life for people with CF who cannot benefit from existing medications.

SourceUniversity of Saskatchewan·JournalCell Reports·TypeExperimental study·DateOct 6, 2021

Researchers improve method to map brain cell connectivity

Scientists have developed an improved technique to trace brain connections between neurons in zebrafish using vesicular stomatitis virus (VSV), enabling the visualization of connected neurons up to five days after infection. This breakthrough could provide insights into brain network connectivity repair after injury or disease.

SourceVirginia Tech·JournalFrontiers in Neuroanatomy·TypeExperimental study·DateOct 6, 2021

Video games can have similar health benefits to jogging

Active video games have been shown to give similar physiological effects to traditional exercise, such as jogging, in type 1 diabetics. The studies found that playing these games could help lower blood glucose levels and improve cardiovascular health.

SourceUniversity of Bath·JournalGames for Health Journal·TypeRandomized controlled/clinical trial·DateOct 6, 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.

Otago researcher discovers first brain marker for an anxiety disorder

Researchers at the University of Otago have identified a brain signal that can improve diagnosis and treatment of anxiety disorders. The 'theta' rhythm in the right frontal lobe was found to be associated with specific types of anxiety disorders, offering new insights into their causes and potential treatments.

SourceUniversity of Otago·JournalScientific Reports·TypeRandomized controlled/clinical trial·DateOct 6, 2021

Think a census of humans is hard? Try counting their brain cells!

Researchers from Cold Spring Harbor Laboratory have published a comprehensive census of cell types in the primary motor cortex of human, mouse, and monkey brains. This milestone could lead to breakthroughs in studying and treating conditions like schizophrenia, depression, Alzheimer's, and traumatic brain injuries.

SourceCold Spring Harbor Laboratory·JournalNature·DateOct 6, 2021

Machine learning helps reveal cells’ inner structures in new detail

A new machine learning algorithm has enabled researchers to automatically identify and map the inner structures of cells, including organelles, with unprecedented precision. By processing tens of thousands of high-resolution images, scientists have gained insights into how these structures interact and are arranged within the cell.

SourceHoward Hughes Medical Institute·JournalNature·DateOct 6, 2021

Beavers benefit fish by building dams in Scottish rivers

A new study found that beaver dams in Scottish streams increase the availability of suitable habitat and abundance of food for brown trout, benefiting their growth and abundance. The research showed that beaver-modified streams had larger trout populations with greater sanctuary from predators.

SourceUniversity of Southampton·JournalCanadian Journal of Fisheries and Aquatic Sciences·TypeObservational study·DateOct 6, 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.

The Lancet: Half of the global population lack access to basic diagnostics for many common diseases, new estimates suggest

New estimates suggest nearly half (47%) of the global population has limited or no access to key tests and services for diagnosing common diseases. The Lancet Commission on Diagnostics calls for urgent investment and training to improve access to testing in primary care, especially point-of-care testing.

SourceThe Lancet·JournalThe Lancet·TypeSystematic review·DateOct 6, 2021

Dwarf planet Vesta a window to the early solar system

Researchers have successfully sampled Vesta's mantle using meteorites derived from the dwarf planet, resolving the 'missing mantle problem' and providing a record of the earliest era in solar system formation. This breakthrough pushes back our knowledge to just two million years after the beginning of solar system formation.

SourceUniversity of California - Davis·JournalNature Communications·TypeExperimental study·DateOct 6, 2021

Skyrmion research: Braids of nanovortices discovered

Researchers from Germany, Sweden, and China have discovered braided structures of nanoscale skyrmions in alloys of iron and germanium, offering new insights into their properties and potential uses. These complex shapes stabilize the magnetic structures, making them interesting for applications in information processing.

SourceForschungszentrum Juelich·JournalNature Communications·DateOct 6, 2021

More and more roads but little knowledge about their impact on wildlife

A recent meta-study found that the existing data on road networks' impact on wildlife is limited to high-income countries and only a few species groups. The study highlights the need for further research to understand the effect of roads on threatened species and population dynamics.

SourceGerman Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig·JournalPerspectives in Ecology and Conservation·TypeMeta-analysis·DateOct 6, 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.

New Jersey’s tidal marshes in danger of disappearing, study shows

A Rutgers University study finds that New Jersey's tidal marshes are losing elevation and may disappear by the next century due to sea level rise. The researchers suggest four strategies for preserving the marshlands, including managed retreat, reed management, sediment addition, and living shorelines.

SourceRutgers University·JournalAnthropocene Coasts·TypeObservational study·DateOct 6, 2021

UArizona engineer awarded $5M to build quantum-powered navigation tools

The Quantum Sensors project aims to create ultrasensitive gyroscopes and accelerometers using quantum states, enabling precise measurements for self-driving cars and spacecraft. This technology could capture information not provided by GPS, improving navigation and stability in various environments.

SourceUniversity of Arizona College of Engineering·DateOct 6, 2021

Massage doesn’t just make muscles feel better, it makes them heal faster and stronger

A Harvard study found that massage therapy using mechanotherapy rapidly clears immune cells from severely injured muscles, enhancing regeneration. The treatment also removed inflammatory cytokines, leading to greater repair and strength recovery in injured muscles.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalScience Translational Medicine·TypeExperimental study·DateOct 6, 2021

Research reveals mechanisms behind “COVID toes”

A new study reveals that COVID toes symptoms are caused by an immune response involving high levels of autoantibodies and type I interferon. Endothelial cells also play a crucial role in the development of the condition, according to the research published in the British Journal of Dermatology.

SourceWiley·JournalBritish Journal of Dermatology·DateOct 6, 2021

Maternal emergencies without a safety net

The MOMENTUM Study reveals high maternal and neonatal mortality rates in East Africa, particularly on Mfangano Island. The study highlights the need for streamlined hand-off systems, community-based care coordinators, and policy-level interventions to address recurrent health worker strikes and facility closures.

SourceUniversity of Minnesota·JournalGlobal Public Health·TypeData/statistical analysis·DateOct 6, 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.

LEONARDO, the bipedal robot, can ride a skateboard and walk a slackline

LEONARDO, a bipedal walking robot developed at Caltech, has successfully demonstrated its ability to ride a skateboard and walk on a slackline. The robot's advanced robotic capabilities make it a promising candidate for various applications in fields such as search and rescue, environmental monitoring, and more.

SourceCalifornia Institute of Technology·JournalScience Robotics·DateOct 6, 2021

Researchers at CNIO and 12 de Octubre Hospital prove efficacy of new immunotherapy for multiple myeloma

Researchers at CNIO and 12 de Octubre Hospital have developed a new cancer treatment called CAR-NK-cell immunotherapy, which uses natural killer cells to target cancerous cells. The treatment has shown promising results in mice with multiple myeloma, with 25% of treated mice remaining disease-free.

SourceCentro Nacional de Investigaciones Oncológicas (CNIO)·JournalBlood Cancer Journal·TypeExperimental study·DateOct 6, 2021

You are your brain map; here’s how it forms

Researchers analyzed genetic expression profiles of developing brain cells, finding that early tissue holds a pre-set map that develops into the cerebral cortex's characteristic topography. A new method for predicting cell fate has also been established, using chromatin structure to determine lineage before gene expression is possible.

SourceUniversity of California - San Francisco·JournalNature·DateOct 6, 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.

Omega-3 supplements could elevate risk of atrial fibrillation

Research by Christine M. Albert and team found that the risk of developing atrial fibrillation is dependent on the dose of omega-3 fatty acids, contradicting previous studies. High doses may increase risk, while lower doses appear to be safe for most patients.

SourceCedars-Sinai Medical Center·JournalCirculation·TypeMeta-analysis·DateOct 6, 2021

Multiple individuals are buried in the Tomb of Nestor’s Cup

Detailed analyses of cremated bone fragments from Tomb of Nestor's Cup uncovered at least three humans with varying life stages, alongside animal remains like goats and dogs. The study sheds new light on funeral practices and ancient Greek culture.

SourcePLOS·JournalPLOS ONE·TypeObservational study·DateOct 6, 2021

Some pancreatic cancer clinical trial eligibility criteria may be more likely to disqualify black patients

A simulated screening process for a pancreatic cancer clinical trial showed that Black patients were significantly more likely than white patients to be excluded from trials. The study found that nutrition and infectious disease criteria disproportionately excluded Black patients, while a history of prior cancer treatment excluded more...

SourceAmerican Association for Cancer Research·DateOct 6, 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.

Peeling back the layers of the onion genome

Researchers at Yamaguchi University have successfully assembled the genetic map of the onion genome, revealing over 540,000 possible genes. The findings also suggest that functional gene regions are evenly distributed across the genome, highlighting the need for careful examination to determine gene functionality.

SourceYamaguchi University·JournalG3 Genes Genomes Genetics·TypeExperimental study·DateOct 6, 2021