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Science News Archive March 2021 - Page 47


Page 47 of 53

Do marketers matter for entrepreneurs?

A field experiment in Uganda shows that marketers can increase sales, profits, assets, and employees for small-scale entrepreneurs. The study highlights the positive impact of marketers on business growth in emerging markets.

SourceAmerican Marketing Association·JournalJournal of Marketing·DateMar 3, 2021

Immunotherapy drug delays onset of Type 1 diabetes in at-risk group

A new trial shows that immunotherapy drug teplizumab can delay the onset of Type 1 diabetes in people at high risk by an average of five years compared to a placebo. The study, published in Science Translational Medicine, found reduced T-cell damage and improved insulin-producing beta cells in those who received the treatment.

SourceYale University·JournalScience Translational Medicine·DateMar 3, 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.

First detailed insight into newborn babies' lungs at birth

Researchers have captured detailed images of newborn babies' lungs as they take their first breaths, revealing complex methods of adapting to air-breathing at birth. The study provides clues to improving preterm babies' survival chances and long-term health outcomes.

SourceMurdoch Childrens Research Institute·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateMar 3, 2021

Sesaminol: Parkinson's disease's surprise medicine

Researchers at Osaka City University discover sesaminol protects against neuronal damage and increases dopamine levels in Parkinson's disease models. The study suggests sesaminol may be the first-ever medicine for Parkinson's disease, potentially derived from industrial waste.

SourceOsaka City University·DateMar 3, 2021

$1m grant funds research on potential new RX for prostate cancer

A $1.06 million grant has been awarded to LSU Health New Orleans School of Medicine to explore a new treatment for Castrate Resistant Prostate Cancer (CPRC). The research focuses on the role of Prostate Derived ETS Transcription Factor (PDEF) in prostate cancer, with the goal of identifying novel targets for intervention.

SourceLouisiana State University Health Sciences Center·DateMar 3, 2021
Apple iPhone 17 Pro

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

Tenfold increase in CO2 emissions cuts needed to stem climate emergency

New research shows that while 64 countries cut fossil CO2 emissions during 2016-2019, the rate of reduction needs to increase tenfold to meet the Paris Agreement aims to tackle climate change. Global emissions grew by 0.21 billion tonnes of CO2 per year during 2016-2019 compared to 2011-2015.

SourceUniversity of East Anglia·JournalNature Climate Change·DateMar 3, 2021

Filming a 3D video of a virus with instantaneous light and AI

Researchers successfully filmed and restored the 3D structure of nanoparticles that share structural similarities with viruses using X-ray free electron laser (XFEL) and machine learning. This breakthrough enables high accuracy and speed imaging of viruses, opening new avenues for understanding their structures.

SourcePohang University of Science & Technology (POSTECH)·JournalACS Nano·DateMar 3, 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.

Common dolphin populations at risk

A genomic study of over 500 common dolphins across 1,500 sq km reveals complex population structure and connectivity across state and international jurisdictions. The research emphasizes the importance of inter-jurisdictional collaboration to mitigate fisheries interactions and protect dolphin populations.

SourceFlinders University·JournalFrontiers in Marine Science·DateMar 3, 2021

Periodontitis: Researchers search for a new active substance

A team of researchers has developed a new method to combat periodontitis by targeting only the bacteria that cause the disease. The approach uses a test substance that attacks glutaminyl cyclase, an enzyme in the bacteria that plays a special role in metabolism.

SourceMartin-Luther-Universität Halle-Wittenberg·JournalJournal of Biological Chemistry·DateMar 3, 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.

Mantis shrimp inspires new breed of light sensors

Researchers developed a new optical sensor that mimics the mantis shrimp's eye, enabling simultaneous hyperspectral and polarimetric imaging. The SIMPOL sensor can detect spectral features 10 times narrower than typical sensors, opening doors to organic electronic sensing technologies.

SourceNorth Carolina State University·JournalScience Advances·DateMar 3, 2021

Nerve damage after chemo: potential risk factors revealed

A recent study has identified potential risk factors for chemotherapy-induced peripheral neuropathy (CIPN), including age, body mass index (BMI), and low haemoglobin levels. Patients who are older, overweight, or have lower red blood cell counts may be more at risk of developing debilitating nerve damage following chemotherapy.

SourceUniversity of New South Wales·JournalJAMA Network Open·DateMar 3, 2021

Ghosts of past pesticide use can haunt organic farms for decades

Researchers identified pesticide residues at 100 Swiss farms, including all organic fields, with beneficial microbes' abundance negatively impacted by their occurrence. Organic farming strategies avoid synthetic substances, yet pesticides can persist in the soil.

SourceAmerican Chemical Society·JournalEnvironmental Science & Technology·DateMar 3, 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.

Chemists boost boron's utility

Researchers have created a boron-containing chemical group that is 10,000 times more stable than its predecessors. This new group, called benzoxaboralone, can be added to compounds to provide desirable attributes such as improved protein-binding strength.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateMar 3, 2021

High end of climate sensitivity in new climate models seen as less plausible

A recent analysis of CMIP6 climate models found that those with high climate sensitivity do not provide a plausible scenario of Earth's future climate. Models with lower climate sensitivity are more consistent with observed differences in temperature between the northern and southern hemispheres.

SourcePrinceton University·JournalGeophysical Research Letters·DateMar 3, 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.

Reconstructing historical typhoons from a 142-year record

A team of scientists has identified landfalls of tropical cyclones in Japan for the period from 1877 to 2019, providing valuable knowledge for disaster preparedness. The analysis shows that TC landfall locations tend to shift and annual numbers have been increasing in recent years.

SourceHokkaido University·JournalClimatic Change·DateMar 3, 2021

New research unlocks mysteries of soupfin shark migration and reproduction

Researchers have discovered that soupfin sharks undergo a triennial migratory cycle and reproductive cycle, returning to the same location every three years. This finding has significant implications for conservation and management of the species in U.S. waters, highlighting the need for revised management strategies.

SourceUniversity of California - San Diego·JournalJournal of Applied Ecology·DateMar 3, 2021

'Best case' goals for climate warming which could still result in massive wildfire risk

Researchers found that a half-degree of additional warming would likely create a notably greater danger of fire on continents like the Amazon and African savanna, and around the Mediterranean. Suppressing extra warming could reduce climate-driven extreme fire activities in many places, potentially saving lives and billions of dollars.

SourceGIST (Gwangju Institute of Science and Technology)·JournalEnvironmental Research Letters·DateMar 3, 2021

Heat-free optical switch would enable optical quantum computing chips

A heat-free optical switch developed by KTH researchers can control single photons without generating heat, making it compatible with sensitive single-photon detectors. This technology is crucial for integrating optical switches and photon detectors in a single chip, paving the way for quantum computing and communication advancements.

SourceKTH, Royal Institute of Technology·JournalNature Communications·DateMar 3, 2021

Scientists find strongest evidence yet of 'migration gene'

Researchers identified a single gene, ADCY8, associated with migration in peregrine falcons, which is also linked to long-term memory. The study predicts that climate change may lead to population decline and migration patterns changes in western Eurasian peregrines.

SourceCardiff University·JournalNature·DateMar 3, 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.

Albumin provides no benefit to hospitalized patients with advanced liver disease

A large-scale trial found that daily albumin infusions provide no significant health benefit to patients hospitalised with advanced liver disease, over and above 'standard care'. The study showed no reduction in infection, kidney dysfunction, or death among patients receiving targeted albumin treatment.

SourceUniversity College London·JournalNew England Journal of Medicine·DateMar 3, 2021

Limiting invasive species may be a better goal than eliminating them

A new study suggests that limiting the numbers of invasive species may be a better goal than eliminating them altogether. The research, led by Stephanie Green, proposes a strategy called functional eradication to curtail the impact of destructive and widespread invasive species.

SourceUniversity of Alberta·JournalFrontiers in Ecology and the Environment·DateMar 3, 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.

Source of hazardous high-energy particles located in the Sun

Scientists at UCL and George Mason University have located the source of potentially hazardous solar particles for the first time, finding they originate from plasma confined close to the top of the Sun's chromosphere. This discovery aims to improve forecasts of solar storms and reduce risks to satellites and electronic infrastructure.

SourceUniversity College London·JournalScience Advances·DateMar 3, 2021

Climate change 'winners' may owe financial compensation to polluters

A study by Princeton University researchers suggests that climate change can have both positive and negative effects on different groups. Those harmed by climate change should be compensated first, while those benefiting from it may receive payment afterwards. The approach aims to correct incentives and promote fairness in climate policy.

SourcePrinceton School of Public and International Affairs·JournalEconomics and Philosophy·DateMar 3, 2021

New form of symbiosis discovered

Researchers have discovered a unique endosymbiotic relationship where a bacterium provides energy to its unicellular host by breathing nitrate, complementing or replacing mitochondrial functions. This finding opens the possibility of simple eukaryotes hosting energy-providing endosymbionts.

SourceMax Planck Institute for Marine Microbiology·JournalNature·DateMar 3, 2021

How do you know where volcanic ash will end up?

Researchers studied ash from volcanic eruptions, discovering premature sedimentation and the rafting effect. These findings will refine forecasting models used by VAACs to predict volcanic ash clouds' impact on aircraft routes.

SourceUniversité de Genève·JournalNature Communications·DateMar 3, 2021

Study links kidney stones with bone problems

Researchers analyzed nationwide data to find a strong correlation between kidney stones and osteoporosis or bone fracture diagnoses. The study suggests that bone density screening may be necessary for individuals with kidney stones, particularly middle-aged and older men at risk of osteoporosis or fracture.

SourceWiley·JournalJournal of Bone and Mineral Research·DateMar 3, 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.

Scientists investigate 3D-printed high-entropy alloys

Researchers studied the fatigue properties of CrFeCoNi alloy produced by Laser-Powder Bed Fusion technique, revealing improvements in plasticity and extended fatigue life after annealing. The study aims to advance the use of high-entropy alloys in industries and mechanical engineering.

SourceSkolkovo Institute of Science and Technology (Skoltech)·JournalJournal of Alloys and Compounds·DateMar 3, 2021

Neuroimaging reveals how ideology affects race perception

Research using neuroimaging found that white conservatives exhibit higher sensitivity to racial ambiguity in the anterior insula, leading them to overcategorize mixed-race faces as Black. This effect is linked to an affective reaction to racial mixing rather than a sensitivity to Blackness.

SourceCornell University·JournalPhilosophical Transactions of the Royal Society of London (B )·DateMar 3, 2021

Helping soft robots turn rigid on demand

Researchers at MIT have developed a new type of control system that allows soft-bodied robots to turn rigid on demand. This advancement could enable robots to combine the strength and precision of rigid robots with the fluidity and safety of soft ones, leading to improved performance in various tasks such as caring for human patients.

SourceMassachusetts Institute of Technology·DateMar 3, 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.

An ultra-degree-of-freedom structured vector beam

Scientists have successfully created a vector beam with an unprecedented 5 degrees of freedom, exceeding the previously reported 2 DoFs. This breakthrough exploits ray-wave duality in a frequency-degenerate laser to generate a non-separable output that combines periodic number, transverse index, oscillating phase, and astigmatic degree.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalOptics Express·DateMar 3, 2021

Gender assumptions harm progress on climate adaption and resilience

A new study reveals that four common assumptions about gender are hindering effective policymaking and action on climate change. The review of literature highlights how these narrow diagnoses of gender inequality have counterproductive consequences, such as overburdening women and obscuring vulnerabilities of other groups.

SourceARC Centre of Excellence for Coral Reef Studies·JournalNature Climate Change·DateMar 3, 2021

Camera traps reveal newly discovered biodiversity relationship

Researchers analyzed camera-trap data from 15 tropical rainforests to find a predictable relationship between mammal communities and plant productivity. The study suggests that unique species are more common in forests with high productivity, allowing them to thrive without intense competition.

SourceRice University·DateMar 3, 2021

A new effect of red ginseng: suppression of lung cancer metastasis

Researchers at KIST discovered that red ginseng can significantly suppress lung cancer metastasis, with components Rk1 and Rg5 showing effective inhibition. The study developed a microwave processing method to increase the concentration of these components, leading to potential anti-cancer effects.

SourceNational Research Council of Science & Technology·JournalJournal of Ginseng Research·DateMar 3, 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.

Deeper understanding of host-dependent long-distance movement of viruses in plants

A new study from China Agricultural University investigates the role of Hsc70-2 protein in virus-host interaction, identifying key amino acids responsible for systemic infection. The research supports a scenario where viral coat protein adaptations ensure better survival and spread among different plant hosts.

SourceAmerican Phytopathological Society·JournalMolecular Plant-Microbe Interactions·DateMar 3, 2021

USTC detects a sharp rise in detection rate of broad absorption line variations

Researchers from USTC detected a 'sharp rise' signature in detection rate of BAL variations, leading to ionized gas density determination. They found the detection rate curve could distinguish gaseous components with different densities, optimizing their method measuring gas density by trec.

SourceUniversity of Science and Technology of China·JournalThe Astrophysical Journal·DateMar 3, 2021

Cardiovascular risk factors, cognitive impairment in people with schizophrenia

A comprehensive study combining 27 research studies and 10,000 participant data reveals strong associations between cardiovascular risk factors and cognitive impairment in individuals with schizophrenia. The findings suggest that managing cardiovascular conditions is essential to mitigate cognitive decline in these patients.

SourceJAMA Network·JournalJAMA Psychiatry·DateMar 3, 2021

Mental health treatment rate rose early in pandemic

A study published in The Journal of Clinical Psychiatry found a significant increase in mental health treatment visits, particularly for substance use and anxiety, during the early stages of the COVID-19 pandemic. This rise is attributed to the challenges posed by shelter-in-place orders and the shift to virtual care.

SourceKaiser Permanente·JournalJournal of Clinical Psychiatry·DateMar 3, 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.

Evolution drives autism and other conditions to occur much more frequently in boys

A team of genetics researchers found that evolutionary forces drive a gender imbalance in health conditions, with men being more vulnerable to physical and mental health issues. This imbalance is due to the human genome's favoring of different characteristics in males and females, making men more susceptible to various conditions.

SourceMcMaster University·JournalJournal of Molecular Evolution·DateMar 3, 2021

NASA scientists complete 1st global survey of freshwater fluctuation

Scientists used ICESat-2 to track water level fluctuations in Earth's lakes and ponds over 22 months, finding natural lakes and ponds change by 8.6 inches seasonally, while reservoirs fluctuate nearly quadruple that amount. The study also revealed regional patterns of variability in reservoirs.

SourceNASA/Goddard Space Flight Center·JournalNature·DateMar 3, 2021

Chickpea genetics reduce need for chemicals

Researchers have identified chickpea varieties with natural resistance to Pythium ultimum, a soil-born water mold threatening the crop's production. These resistant varieties will be used to breed new kabuli chickpea varieties with improved disease resistance.

SourceAmerican Society of Agronomy·JournalCrop Science·DateMar 3, 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.