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Science News Archive January 2019 - Page 4


Page 4 of 37

Researchers develop new approach for vanquishing superbugs

A new method, developed by Case Western Reserve University researchers, identifies effective second-line antibiotics for treating germs resistant to first-line antibiotics. The approach could help clinicians choose the best treatment for patients and overcome antibiotic resistance.

SourceCase Western Reserve University·JournalNature Communications·DateJan 30, 2019

Your body image is impacted by those around you

A new study by researchers at the University of Waterloo found that social interactions significantly influence body image, particularly when surrounded by people who are not preoccupied with their bodies. Spending time with non-body focused individuals can lead to improved eating habits and a more positive body image.

SourceUniversity of Waterloo·JournalBody Image·DateJan 30, 2019
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.

A closed cage-like molecule that can be opened

Researchers at Kanazawa University designed a metallomolecular cage that can be opened through disulfide exchange reactions with thiolate anions. The cage's 'hatch' opens to allow cesium ions to enter, demonstrating its potential as a molecular container with on-demand guest uptake/release systems.

SourceKanazawa University·JournalChemistry - A European Journal·DateJan 30, 2019

Want healthier eating habits? Start with a workout

Researchers at the University of Texas at Austin found that exercising regularly is linked to better eating habits, with participants more likely to choose foods like lean meats and fruits and vegetables after exercise.

SourceUniversity of Texas at Austin·JournalInternational Journal of Obesity·DateJan 30, 2019

Carbon dioxide emissions from global fisheries larger than previously thought

A new study reveals that marine fishing vessels release almost as much CO2 as 51 coal-fired power plants, with a total of 207-million tonnes emitted in 2016. The researchers found that the industry's reliance on fossil fuel and lack of policy management has led to a significant increase in emissions.

SourceUniversity of British Columbia·JournalMarine Policy·DateJan 30, 2019

Measuring how arthritis patients respond to a common treatment

A new assay accurately measures TNF concentrations during adalimumab treatment, revealing that circulating TNF levels increase 50-fold before stabilizing. Lower TNF concentrations after the fourth week are associated with more antibodies against the drug and a lower chance of remission.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience Translational Medicine·DateJan 30, 2019
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.

Miscanthus with improved winter-hardiness could benefit northern growers

Researchers at the University of Illinois have identified two new Miscanthus cultivars, 'Nagara' and '10UI-032.004', with improved winter hardiness, making them suitable for northern growers. These hybrids showed better survival rates and biomass yields compared to other cultivars in cold winters.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·DateJan 30, 2019
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.

University of Konstanz develops first genetic switch for C. elegans

Researchers from the University of Konstanz develop an RNA-based inducible system for switching on genes in C. elegans, closing a significant gap in the research on genetic switches. The new approach establishes a novel inducible disease model for Huntington's disease, opening up new opportunities for research and application.

SourceUniversity of Konstanz·JournalNature Communications·DateJan 30, 2019

Pregnancy-related stroke more common among black women

Black women are at a significantly increased risk of pregnancy-related stroke during delivery and postpartum admissions compared to white women. Black women with pregnancy-related conditions like preeclampsia are twice as likely to experience a stroke during delivery.

SourceAmerican Heart Association·DateJan 30, 2019

Structural colors, without the shimmer

Researchers have developed a new method to produce structural colors that don't change with the angle of viewing. The technique involves coating spherical silica particles with iron oxide nanoparticles, resulting in non-iridescent colors.

SourceAmerican Chemical Society·JournalACS Omega·DateJan 30, 2019
Apple iPhone 17 Pro

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

New 3D imaging technique reveals how pancreatic cancers start

A new 3D imaging technique has revealed that pancreatic cancers can develop in two distinct types - 'endophytic' and 'exophytic' - depending on the size of the duct. This breakthrough may lead to improved treatments for pancreatic cancers by better understanding how cancer grows.

SourceThe Francis Crick Institute·JournalNature·DateJan 30, 2019

Eyes are faster than hands

A new machine learning-based intention detection method predicts grasping/releasing intentions based on user behaviors, enabling SCI patients to pick-and-place objects. The method utilizes a first-person-view camera and is advantageous in detecting user intentions without requiring person-to-person calibrations.

SourceSeoul National University·JournalScience Robotics·DateJan 30, 2019

Draining blood from bleeding stroke may prevent death

Researchers found that a minimally invasive surgery combining clot-busting drug and catheter drainage reduced swelling and improved prognoses in hemorrhagic stroke patients. The study showed that every 10 milliliter increase in swelling volume was associated with a 25% higher risk of death at 30 days.

SourceAmerican Heart Association·DateJan 30, 2019

Researchers identify high-risk areas for infant deaths in Harris County

A study by UTHealth researchers identified three high-risk areas in Harris County where SUID cases are most likely to occur. Modifiable risk factors included unsafe co-sleeping, improper sleep position, and tobacco use. The study suggests that following the American Academy of Pediatrics' recommendations can reduce SUID incidence.

SourceUniversity of Texas Health Science Center at Houston·JournalAmerican Journal of Forensic Medicine & Pathology·DateJan 30, 2019
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.

Calorie restriction prevents asthma symptoms linked to inflammation in mice

Researchers at Johns Hopkins Medicine found that calorie restriction prevented asthma symptoms in mice, regardless of diet composition. The study's results add to evidence supporting links between obesity, inflammation, and asthma, highlighting the value of anti-inflammatory drugs in treating asthma symptoms in obese individuals.

SourceJohns Hopkins Medicine·JournalScientific Reports·DateJan 30, 2019

Good results with autologous breast reconstruction after failed implant reconstruction

A study published in Plastic and Reconstructive Surgery reports that autologous breast reconstruction after failed implant reconstruction is associated with significantly improved patient satisfaction and quality of life. The procedure has an acceptable complication rate, despite some additional challenges related to previous breast ca...

SourceWolters Kluwer Health·JournalPlastic & Reconstructive Surgery·DateJan 30, 2019

Medical scribes could help doctors care for more patients

A randomized trial published in The BMJ found that medical scribes increase doctors' productivity and shorten patients' stays at emergency departments, with minimal risk to patient safety. Using scribes can save hospitals USD$26.15 per scribed hour, according to a cost-benefit analysis.

SourceBMJ Group·JournalThe BMJ·DateJan 30, 2019
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.

Key sea star predator wiped out by disease and abnormally warm waters

A new study finds that a sea star wasting disease and warmer sea surface temperatures led to the dramatic decline of sunflower starfish in both nearshore and deep waters. This collapse has broader effects on kelp beds and other marine ecosystems.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience Advances·DateJan 30, 2019

Genetic causes of tumors in salivary glands

Researchers identified a translocation between chromosomes 4 and 9 in acinic cell carcinomas, leading to the activation of oncogenic genes. This discovery sheds light on the molecular causes of salivary gland cancer, enabling easier diagnosis and potentially new treatment options.

SourceFriedrich-Alexander-Universität Erlangen-Nürnberg·JournalNature Communications·DateJan 30, 2019

Baboons provide new insights into the evolution of the genome

A recent study analyzing genomic differentiation among six baboon species found evidence for hybridization of ancient and recent generations. This research provides new insights into the evolution of the genome, shedding light on complex evolutionary divergence and genetic admixture in modern humans and extinct relatives.

SourceUniversity of Veterinary Medicine -- Vienna·JournalScience Advances·DateJan 30, 2019

Fish fertilize eggs in their male relatives' nests

Researchers found that 'cuckolder' males and the mother's social partner were more related than expected by chance. This phenomenon allows for inclusive fitness benefits to mitigate costs of cuckoldry, where closely related males work together to compete against host males.

SourceBMC (BioMed Central)·JournalBMC Biology·DateJan 30, 2019
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.

NIH-supported scientists develop tool to measure success of HIV cure strategies

A new assay developed by NIH-supported scientists can accurately count the cells comprising the HIV reservoir, enabling researchers to understand whether their strategies are working. This advance aims to speed HIV research by allowing scientists to easily quantify the number of proviruses that must be eliminated to achieve a cure.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalNature·DateJan 30, 2019

Climate change may increase congenital heart defects

A new study by the American Heart Association finds that rising temperatures from climate change may lead to a significant increase in congenital heart defects among newborns in the US. The research estimates up to 7,000 additional cases in eight states over an 11-year period.

SourceAmerican Heart Association·DateJan 30, 2019

Obesity prevention interventions needed beyond preschool

A Rutgers study found that early childhood obesity prevention interventions are needed beyond preschool education settings. The research emphasizes the importance of culturally adapted, bilingual nutrition and physical activity programs for children and their families.

SourceRutgers University·JournalPLOS ONE·DateJan 30, 2019
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.

Cancer causes premature ageing

New research shows cancer cells cause premature ageing in healthy bone marrow cells, leading to faster disease progression. The study identifies NOX2 enzyme as key player in this process, highlighting potential for new treatments.

SourceUniversity of East Anglia·JournalBlood·DateJan 30, 2019

Succeeded in finding intermediates synthesized in oxidation

A research team led by Professor Jaeheung Cho has found a new active intermediate synthesized in the oxidation process using biomimetic catalysts and artificial oxidants. This discovery clarifies the oxidation mechanism and clears the long-standing debate on the role of metal-iodosylbenzene intermediates.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalJournal of the American Chemical Society·DateJan 30, 2019

Extreme rainfall events are connected across the world

Researchers have discovered global connections in extreme rainfall events, which could lead to better forecasts and more accurate climate models. By analyzing satellite data, the team found that extreme rainfall events are connected across the world through atmospheric patterns.

SourceImperial College London·JournalNature·DateJan 30, 2019

New research: The Aussie plants facing extinction

The Threatened Species Recovery Hub has identified the top 100 Australian plant species facing extinction, with ground orchids topping the list. Urbanization, inappropriate fire regimes and introduced plant diseases are major drivers of these extinctions, highlighting the need for urgent conservation efforts to save these unique species.

SourceUniversity of Queensland·JournalAustralian Journal of Botany·DateJan 30, 2019
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Fasting ramps up human metabolism, study shows

A study published in Scientific Reports found that fasting increases metabolic activity, generates antioxidants, and may reverse some aging effects. Researchers discovered 30 previously unknown substances whose quantity increases during fasting, indicating various health benefits.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalScientific Reports·DateJan 30, 2019

Clot buster use differs between black and white stroke patients

Black stroke patients are less likely to receive clot-busting medication tPA in community hospital emergency departments compared to white patients. This disparity may be attributed to various factors beyond the patient's access to comprehensive stroke centers, highlighting a need for further research and intervention.

SourceAmerican Heart Association·DateJan 30, 2019

Maestro's techniques

Researchers analyzed impasto layers in three of Rembrandt's paintings and found a rare lead mineral called plumbonacrite, which was not previously known to occur in historic paint layers. The study suggests that Rembrandt used a unique paint recipe.

SourceWiley·JournalAngewandte Chemie International Edition·DateJan 30, 2019
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.

Harnessing light for a solar-powered chemical industry

Researchers at RMIT University developed a nano-enhanced material that captures 99% of light and converts it into chemical energy, offering a sustainable alternative for the chemical manufacturing industry. The innovation has potential applications in desalination, night vision technology, and producing valuable chemicals.

SourceRMIT University·JournalACS Applied Energy Materials·DateJan 30, 2019

A small fish provides insight into the genetic basis of evolution

Researchers discovered that isolated populations of threespine sticklebacks develop comparable characteristics in alkaline and acidic habitats, suggesting a shared genetic basis. The study found that changes in the genome proceed in similar ways across different habitats, making evolution predictable.

SourceUniversity of Basel·JournalEvolution Letters·DateJan 30, 2019

How a one-hour 'planting party' lifts spirits, builds skills among women in prison

A one-hour workshop on houseplant-potting improved the moods of incarcerated women and provided a respite from their surroundings. The study highlights the value of interaction with nature for therapeutic and rehabilitative goals, suggesting that such activities can have a lasting impact on quality of life while in prison.

SourceUniversity of Washington·JournalInternational Journal of Prisoner Health·DateJan 30, 2019

Once-abundant sea stars imperiled by disease along West Coast

The combination of ocean warming and an infectious wasting disease has devastated populations of large sunflower sea stars along the West Coast. The loss of these sea stars has caused a cascading effect on the ecosystem, with urchin populations expanding and threatening kelp forests and biodiversity.

SourceUniversity of California - Davis·JournalScience Advances·DateJan 30, 2019
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.

Scientists use Nobel-prize winning chemistry for clean energy breakthrough

Researchers at the University of Manchester have developed a new technique to map elemental distributions in metal nanoparticles, potentially leading to more efficient catalysts for energy converting systems. The breakthrough uses spectroscopic single particle reconstruction to reveal atomic-scale chemistry in metal nanoparticles.

SourceUniversity of Manchester·JournalNano Letters·DateJan 30, 2019

Aging and chronic diseases share genetic factors, study reveals

A study published in Communications Biology found that chronic conditions like cancer and diabetes share common underlying mechanisms with aging. The researchers analyzed genetic data from over 300,000 people and identified 12 genetic loci associated with healthy life expectancy.

SourceGero·JournalCommunications Biology·DateJan 30, 2019

NASA's NICER mission maps 'light echoes' of new black hole

Researchers have charted the environment surrounding a stellar-mass black hole using NASA's NICER payload. The study reveals changes in the environment's size and shape, including the corona contracting vertically from 100 to 10 miles at vast distances.

SourceNASA/Goddard Space Flight Center·JournalNature·DateJan 30, 2019

Layered cocktails inspire new form of male birth control

Researchers have developed a medium-term, reversible form of male contraception using layers of materials to block the vas deferens. The approach involves injecting four layers into the duct, which can be broken down and reformed by heat, allowing for temporary sterilization.

SourceAmerican Chemical Society·JournalACS Nano·DateJan 30, 2019
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.

Unexpected link between air pollutants from plants and manmade emissions

A breakthrough discovery has identified new links between natural air pollutants and manmade emissions, which could lead to more accurate climate-related legislation. The study found that particles formed from a mixture of natural and man-made vapours are significantly reduced compared to individual components.

SourceUniversity of Manchester·JournalNature·DateJan 30, 2019

Counties with dirtier air have more stroke deaths

A nationwide study found that counties with dirtier air had higher rates of stroke deaths and shorter life expectancies. The study analyzed health data and pollution monitoring information from 1,561 counties across the US, revealing a significant association between PM2.5 pollution levels and increased risk of stroke.

SourceAmerican Heart Association·DateJan 30, 2019

Babies who hear two languages at home develop advantages in attention

Infants exposed to two languages at home exhibit better attentional control and learning abilities than monolingual peers. This study suggests that bilingual environments can shape attentional systems from an early age, laying the groundwork for future cognitive advantages.

SourceYork University·JournalDevelopmental Science·DateJan 30, 2019
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.

Vaccination with Streptococcus mitis could protect against virulent sibling, Streptococcus pneumonia

Researchers found that vaccination with Streptococcus mitis boosted production of IgG and IgA antibodies, as well as Th17 cells, offering protection against certain serotypes of Streptococcus pneumoniae. The study suggests that this natural human colonizer could be used to develop a safe vaccine against the disease.

SourceAmerican Society for Microbiology·JournalApplied and Environmental Microbiology·DateJan 30, 2019