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Science News Archive 2020 - Page 197


Page 197 of 512

Federal and state websites flunk COVID-19 reading-level review

A Dartmouth study found that government sources communicated at an average of three grades higher than the recommended reading level for clear communication. This complexity may worsen the impacts of the pandemic on vulnerable communities with lower health literacy.

SourceDartmouth College·JournalJAMA Network Open·DateAug 18, 2020
Apple iPhone 17 Pro

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

Researchers identify enzyme linked to colitis

A Rutgers-Newark study discovered that lysozyme in the gut stimulates inflammation in some people with ulcerative colitis, leading to ulcers and sores in the large intestine. The study may help develop future treatments for inflammatory bowel disease by gaining insights into immune balance.

SourceRutgers University·JournalImmunity·DateAug 18, 2020

Enzyme cocktail developed in Brazil powers production of second-generation ethanol

Researchers at the Brazilian Center for Research in Energy and Materials (CNPEM) have developed a low-cost platform for producing enzymes that break down biomass into fermentable sugar for biofuel conversion. The enzyme cocktail, produced by genetically engineering a fungus, has significant potential industrial applications.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalNature Chemical Biology·DateAug 18, 2020
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.

Cold-weather accounts for almost all temperature-related deaths

A new study found that cold temperatures are responsible for 94% of temperature-related deaths, even though hypothermia affects only 27% of hospital visits. This highlights the need for improved awareness and education around cold injury risks, particularly among vulnerable populations.

SourceUniversity of Illinois Chicago·JournalEnvironmental Research·DateAug 18, 2020

Songbirds, like people, sing better after warming up

A new study by Duke University researchers suggests that songbirds perform better during the day when they warm up their voices in the early morning hours. By singing early and often, birds improve their trill rate and vocal range, ultimately nailing their songs during the day.

SourceDuke University·JournalAnimal Behaviour·DateAug 18, 2020

Scan for arterial plaque is better at predicting heart attack than stroke

A new study published in Circulation: Cardiovascular Imaging found that coronary calcium scores are a better predictor of future heart attacks than strokes, with similar findings across sex and racial groups. The amount of calcified plaque in the heart's arteries was twice as risky for heart attacks as it was for strokes.

SourceUT Southwestern Medical Center·DateAug 18, 2020

Wide variation across hospitals in nurse staffing is threat to public's health

A new study found significant variation in nurse staffing across US hospitals, particularly in New York City, where understaffing was associated with adverse consequences for nurses and patient care. The study's findings highlight the need for standardized nurse staffing standards to improve public health.

SourceUniversity of Pennsylvania School of Nursing·JournalBMJ Quality & Safety·DateAug 18, 2020

Surprising coral spawning features revealed

A Rutgers-led team discovered that coral sperm and eggs share similar gene functions during the planktonic stage, suggesting a crucial link to their reproductive success. The research, published in PeerJ, highlights the importance of understanding coral gametes' vulnerabilities to climate change.

SourceRutgers University·JournalPeerJ·DateAug 18, 2020
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.

A bright idea -- Genetically engineered proteins for studying neurons using light

Scientists from Okayama University have developed genetically engineered proteins that can be controlled by light, offering a promising new tool for studying neurons. The engineered proteins, based on natural light-regulated channels, can be activated or silenced using different light frequencies, providing finer control over neural ac...

SourceOkayama University·JournalThe Journal of Physical Chemistry Letters·DateAug 18, 2020

Smartphones are lowering student's grades, study finds

A Rutgers University study found that relying on the internet for homework is hurting students' long-term retention and resulting in lower grades. Students who use their smartphones to find answers tend to forget the information and perform worse on exams.

SourceRutgers University·JournalEducational Psychology·DateAug 18, 2020

Climate change impact on green energy production

Researchers investigated the impact of temperature on solar and wind energy production in Australia, finding small annual changes but significant effects during peak temperature days. The study aimed to inform electricity sector planning for reliability in different climate conditions.

SourceAmerican Institute of Physics·JournalJournal of Renewable and Sustainable Energy·DateAug 18, 2020

Assessing SARS-CoV-2 transmission on an international flight

A new case series reports SARS-CoV-2 transmission on a commercial airline flight and among tourists, emphasizing the importance of preventive measures. The study provides valuable insights into the transmission dynamics of SARS-CoV-2, highlighting risk factors and control strategies to mitigate future outbreaks.

SourceJAMA Network·JournalJAMA Network Open·DateAug 18, 2020
Celestron NexStar 8SE Computerized Telescope

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

Using a public restroom? Mask up!

Flushing public restrooms can spread virus-laden particles, including COVID-19. Researchers found that urinal flushing releases more than 57% of particles into the air, with some reaching thighs within 5.5 seconds.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateAug 18, 2020
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.

OCT-based technique captures subtle details of photoreceptor function

Researchers developed a new instrument to measure tiny light-evoked deformations in individual rods and cones, offering potential for earlier detection of retinal diseases. The system combines high-speed OCT imaging with adaptive optics technology to capture photoreceptor responses, paving the way for improved diagnosis and treatment.

SourceOptica·JournalOptics Letters·DateAug 18, 2020

Mother bats use baby talk to communicate with their pups

Researchers found that mother bats adjust their vocalizations to provide positive feedback to their pups during vocal practice, while male bats transmit the social group's vocal signature. This complex parent-offspring communication may be a key feature of bat language development.

SourceSmithsonian Tropical Research Institute·JournalFrontiers in Ecology and Evolution·DateAug 18, 2020
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.

Machine learning unearths signature of slow-slip quake origins in seismic data

A machine learning model has uncovered distinct statistical features marking the formative stage of slow-slip ruptures, allowing geophysicists to understand the timing of devastating faster quakes. The research suggests that slow-slip rupture may be predictable, providing an easier way to study fundamental physics.

SourceDOE/Los Alamos National Laboratory·JournalNature Communications·DateAug 18, 2020

Bird skull evolution slowed after the extinction of the dinosaurs

A recent study challenges the notion that birds evolved rapidly following the mass extinction of non-avian dinosaurs. Instead, researchers found that bird skull evolution actually slowed down compared to non-avian dinosaurs. This slower pace of evolution is attributed to adaptations in beak shape and size.

SourcePLOS·JournalPLOS Biology·DateAug 18, 2020

People who feel their lives are threatened are more likely to experience miracles

A Baylor University study found that people experiencing threats to their existence are more likely to experience miracles. The study analyzed data from a Pew Research Center survey of 15,400 respondents from 16 countries and found no relationship between education level and the likelihood of experiencing a miracle.

SourceBaylor University·JournalReview of Religious Research·DateAug 18, 2020

How Covid-19 smell loss differs from the common cold

A new study found that Covid-19 patients experience a more profound loss of smell and taste compared to those with a bad cold or flu. This is because Covid-19 affects the central nervous system, whereas other respiratory infections tend to affect the upper respiratory tract.

SourceUniversity of East Anglia·JournalJournal of Rhinology·DateAug 18, 2020
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.

Army researchers explore self-healing materials

Army researchers have developed a new material that can autonomously heal in air and underwater, enabling massive reconfigurability in future military platforms. The material has a dynamic bond that allows it to be 3-D printed and recycled, and introduces unique shape memory behavior.

SourceU.S. Army Research Laboratory·JournalAdvanced Functional Materials·DateAug 18, 2020

NIH study suggests opioid use linked to pregnancy loss, lower chance of conception

A National Institutes of Health study has found that women trying to conceive who use opioids are more likely to experience lower chances of achieving pregnancy and an increased risk of miscarriage during early pregnancy. Opioid use was associated with a 29% lower chance of becoming pregnant within a given monthly cycle.

SourceNIH/Eunice Kennedy Shriver National Institute of Child Health and Human Development·JournalEpidemiology·DateAug 18, 2020

Dynamic full-field optical coherence tomography: 3D live-imaging of retinal organoids

Researchers developed a new imaging modality for in-development retinal organoids using D-FFOCT, which offers high spatial and temporal resolutions. The technique allows for the creation of highly contrasted images of almost transparent samples without labels, enabling long-term study of sample development.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·DateAug 18, 2020

Smartphones can tell when you're drunk by analyzing your walk

A new study published in the Journal of Studies on Alcohol and Drugs found that smartphones can detect changes in gait patterns associated with alcohol intoxication. The research suggests that real-time information about alcohol consumption could be used to reduce harm, prevent drinking and driving, or alert a sponsor for someone in tr...

SourceJournal of Studies on Alcohol and Drugs·JournalJournal of Studies on Alcohol and Drugs·DateAug 18, 2020
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.

Evolution in real-time: How bacteria adapt to their hosts

Research finds that bacteria in unicellular organisms become more infectious when they must switch host cells, thanks to changes in gene expression. This adaptation allows them to survive outside the host cell and maintain infectivity.

SourceUniversity of Vienna·JournalProceedings of the National Academy of Sciences·DateAug 18, 2020

UTA working with Navy on high-voltage insulators

David Wetz at UTA is working with the Navy to study dielectric insulation properties of epoxy and additively manufactured materials. The goal is to improve their insulation properties in compact high-voltage systems, potentially reducing overall system size and weight.

SourceUniversity of Texas at Arlington·DateAug 18, 2020

New building block in plant wall construction

Researchers have identified a new enzymatic reaction involving carbohydrates in plant cell walls, which is essential for their structure and function. This discovery contributes to our understanding of how plant cell walls can be formed, structured, and re-modelled.

SourceUniversity of Adelaide·JournalThe Plant Journal·DateAug 18, 2020

Russian chemists proposed a new design of flow batteries

A team of Russian researchers has developed a new design for the membrane-electrode assembly (MEA) in vanadium redox flow batteries, reducing experimental costs and increasing power. The new design simplifies the laboratory testing process, making it more accessible to new research groups.

SourceMendeleev University·JournalChemPlusChem·DateAug 18, 2020
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.

Childhood syndrome linked to COVID-19 causes profound immune changes

Researchers discovered that a rare COVID-19 related illness in children, known as PIMS-TS, causes severe inflammation and alters the immune system. The study found increased levels of cytokines and reduced white blood cells in affected children, but these changes gradually returned to normal after recovery.

SourceNational Institute for Health Research·JournalNature Medicine·DateAug 18, 2020

New tool improves fairness of online search rankings

A new tool, FairCo, was developed to improve the fairness of online rankings by giving equally relevant choices roughly equal exposure and avoiding preferential treatment for high-ranked items. This can correct unfairness in existing algorithms and curtail personal choice.

SourceCornell University·DateAug 18, 2020

Ultrafast hydrogen bond dynamics of liquid water revealed by THz-induced Kerr effect

A team of scientists used THz pulses to study the intermolecular motion of liquid water, revealing a hydrogen bond harmonic oscillator model and polarizability anisotropy on sub-picosecond scales. The results provide insights into the transient structure of liquid water and its interaction with solvent molecules.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·DateAug 18, 2020
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.

Huddersfield research predicted anti-COVID steroid benefits

A study published by University of Huddersfield researchers found that dexamethasone significantly reduced COVID-19 patient deaths by 41% compared to those without corticosteroids. The research highlights the importance of evidence-based practice and the need for further investment in scientific research.

SourceUniversity of Huddersfield·JournalExpert Review of Respiratory Medicine·DateAug 18, 2020

Airborne viruses can spread on dust, non-respiratory particles

Research from the University of California, Davis and the Icahn School of Medicine at Mt. Sinai found that airborne dust can carry influenza virus capable of infecting animals, contrary to the long-held assumption that respiratory droplets are the primary means of transmission.

SourceUniversity of California - Davis·JournalNature Communications·DateAug 18, 2020
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.

Study shows how a single gene drives aggression in wild songbird

A new study reveals that differentiation of a single gene changes behavior in a wild songbird, determining whether the bird displays more or less aggression. The research identifies a specific estrogen receptor as driving this behavior, showing how genomic divergence can lead to behavioral divergence in a vertebrate.

SourceEmory Health Sciences·JournalProceedings of the National Academy of Sciences·DateAug 18, 2020

Breast cancer multidisciplinary management during COVID-19 pandemic

A Singapore breast surgical unit developed strategies to balance COVID-19 battle with breast cancer care, emphasizing multidisciplinary teamwork and patient stratification. Prompt adaptation to restricted resources and balancing risks are crucial in providing optimal patient care.

SourceCompuscript Ltd·JournalBIO Integration·DateAug 18, 2020

SBIR grant fast-tracks 3D-printed runway mat development

Researchers at Purdue University are developing a new 3D-printed runway mat using Phase Transforming Cellular Material (PXCM) geometry. The technology aims to create a robust and self-healing mat that can withstand stresses of repeated aircraft take-offs and landings, reducing the need for frequent repairs.

SourcePurdue University·DateAug 18, 2020
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.

Naming guides how 12-month-old infants encode and remember objects

Infants as young as 12 months old encode and remember objects differently depending on whether an object is named as a member of a category or as a unique individual. Research found that applying distinct names to each object enhances infants' encoding of distinctions among the individual objects, leading to better recognition memory.

SourceNorthwestern University·JournalProceedings of the National Academy of Sciences·DateAug 18, 2020

Biomedical scientists piece together how medication paralyzes parasitic worms

Biomedical scientists have discovered that diethylcarbamazine directly targets parasitic worms with a temporary paralysis, allowing the host's body to flush out the parasites. This breakthrough could lead to better predictability of resistance development and more effective treatment outcomes for patients.

SourceIowa State University·JournalCommunications Biology·DateAug 18, 2020

A stepping stone for measuring quantum gravity

A group of physicists has proposed a 'table-top' device that could measure gravity waves and determine if gravity is a quantum phenomenon. The device uses a tiny diamond in quantum superposition to detect gravitational waves and create an interference pattern.

SourceUniversity of Groningen·JournalNew Journal of Physics·DateAug 18, 2020
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.

Native Hawaiian tiger cowries eat alien invasive species

Researchers found that Hawaiian tiger cowries are voracious predators of alien sponges, eating half their body weight weekly. The study suggests that cowries could help control invasive species, saving the state time and money.

SourceUniversity of Hawaii at Manoa·JournalMarine Ecology Progress Series·DateAug 18, 2020

Stress overload and pain common among patients with traumatic brain injury

Researchers report that traumatic brain injury (TBI) can lead to chronic stress, anxiety, and depressive symptoms, as well as chronic pain. Studies highlight the importance of addressing dysfunctional coping mechanisms and supporting patients' social connections to improve outcomes.

SourceIOS Press·JournalNeuroRehabilitation An International Interdisciplinary Journal·DateAug 18, 2020