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Science News Archive October 2019 - Page 21


Page 21 of 47
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.

Why respiratory infections are more deadly in those with diabetes

Researchers discovered a delayed and prolonged inflammatory response in diabetic mice infected with MERS-CoV, indicating a malfunction in the body's response to infection. This finding highlights the importance of managing glucose levels in patients with diabetes experiencing respiratory infections.

SourceUniversity of Maryland School of Medicine·DateOct 18, 2019

NIH pairs cutting-edge neuroethics with ground-breaking neurotechnologies

The NIH BRAIN Initiative collaboration highlights potential issues and offers recommendations for clinical research with neural devices, emphasizing the need for informed consent and post-trial responsibilities. The paper discusses three main areas of ethical challenges related to these devices.

SourceNIH/National Institute of Neurological Disorders and Stroke·JournalJAMA Neurology·DateOct 18, 2019

University of Hawaii team unravels origin, chemical makeup of Titan's dunes

A University of Hawaii team has provided answers to key questions about Titan's surface, including the existence of vast longitudinal dunes and dark organics. The researchers used remote sensing data from NASA's Cassini-Huygens mission to study the chemical makeup of these organic dunes.

SourceUniversity of Hawaii at Manoa·JournalScience Advances·DateOct 18, 2019

Stress in the powerhouse of the cell

Researchers discover that flawed removal of signal sequences leads to protein aggregation in mitochondria, causing them to stop working. However, cells execute a protective stress response to maintain key functions, ensuring survival.

SourceUniversity of Freiburg·JournalMolecular Cell·DateOct 18, 2019
Apple iPhone 17 Pro

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

'I Snapchat and drive!'

A Queensland University of Technology study reveals that one in six young drivers use Snapchat while driving, often to share videos or photos. Despite this, most drivers do not think they will be caught by police, but the introduction of mobile phone detection camera technology may act as a strong deterrent.

SourceQueensland University of Technology·JournalAccident Analysis & Prevention·DateOct 18, 2019

Paving a way to achieve unexplored semiconductor nanostructures

The study introduces a novel approach to creating GaAs/GaAsBi core-shell multi-layered NWs on Si substrates, focusing on structural deformation induced by Bi. The work paves the way for developing high-performance optoelectronic nanodevices with superior electronic and optical functions.

SourceEhime University·JournalNano Letters·DateOct 18, 2019

Researchers quantify Cas9-caused off-target mutagenesis in mice

Scientists have quantified the rate of Cas9-caused off-target mutagenesis in mice through whole-genome sequencing, revealing that guide RNA design can significantly reduce unwanted mutations. The study highlights the need for improved precision in gene editing, particularly in therapeutic applications.

SourceAmerican Society of Human Genetics·DateOct 18, 2019

New NIH BRAIN Initiative awards accelerate neuroscience discoveries

The NIH BRAIN Initiative has awarded over 180 new projects to accelerate neuroscience discoveries, including developing neural circuit tools, studying non-neuronal cells, and analyzing complex data. These advancements aim to improve treatments for conditions like Alzheimer's, Parkinson's, and stroke.

SourceNIH/National Institute of Neurological Disorders and Stroke·DateOct 18, 2019
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.

Big data technique reveals previously unknown capabilities of common materials

A new big data technique has revealed the previously unknown properties of nickel, enabling applications in data storage, biosensors, and quantum computing. Researchers discovered that nickel can produce a huge magnetic field when made into single-crystal nanowires and subjected to mechanical energy.

SourceRensselaer Polytechnic Institute·JournalNPG Asia Materials·DateOct 18, 2019

SNAP provides a model for ensuring a right to food

The Supplemental Nutrition Assistance Program (SNAP) addresses the right to food by providing targeted assistance to low-income households and expanding automatically in response to changes in need. SNAP achieves a right to food through its entitlement program, access to food nationwide, and respect for participants' dignity and autonomy.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalAmerican Journal of Agricultural Economics·DateOct 18, 2019

Discovery raises hopes of preventing streptococci infections

Researchers at the University of Dundee have discovered an enzyme that could prevent Group A Streptococcus infections by inhibiting a carbohydrate coating on the bacterium's surface. The discovery offers new opportunities for developing antimicrobial drugs with minimal off-target effects.

SourceUniversity of Dundee·JournalJournal of Biological Chemistry·DateOct 18, 2019

Mars once had salt lakes similar to Earth

A team of scientists, including Texas A&M University researcher Marion Nachon, found that Mars' Gale Crater lake underwent drying episodes, potentially linked to the planet's global drying. The study reveals signs of liquid water and salt ponds similar to those on Earth, particularly in South America's Altiplano region.

SourceTexas A&M University·JournalNature Geoscience·DateOct 18, 2019
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.

Wind turbine design and placement can mitigate negative effect on birds

A new study found a negative effect of three birds lost for every turbine within 400 meters of a bird habitat, but also suggests ways to minimize the impact through wind turbine design and placement. The researchers estimate that about 150,000 birds are affected by wind turbines in the U.S. every year.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalEnergy Policy·DateOct 18, 2019

Strathclyde quantum technology partnership secures £4.6 million

A University of Strathclyde-led partnership with M Squared aims to develop advanced computing technology for significant advancements in UK's quantum capabilities. The project will work with fintech and aerospace businesses to deliver breakthroughs in banking security, traffic management and aerospace security.

SourceUniversity of Strathclyde·DateOct 18, 2019

Genes linked to sex ratio and male fertility in mice

Researchers identified genes that influence the balance between male and female offspring in mice, affecting male fertility. The study found that removing specific gene families led to skewed sex ratios and male infertility, providing a potential model for understanding sperm production.

SourceMichigan Medicine - University of Michigan·JournalCurrent Biology·DateOct 18, 2019

Energy flow in the nano range

Researchers at the University of Würzburg have developed two new spectroscopic methods to study energy transport on the nanoscale. By deciphering the behavior of double-walled nanotubes, they aim to improve artificial light-harvesting antennas and photovoltaics.

SourceUniversity of Würzburg·JournalNature Communications·DateOct 18, 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.

Croissant making inspires renewable energy solution

The study uses a unique processing technique to create a polymer film capacitor with record-high energy density, promising a step change in the field of dielectric capacitors. This innovation could enable efficient and low-cost electric energy storage systems for intermittent renewable energy sources.

SourceQueen Mary University of London·JournalNature Communications·DateOct 18, 2019

Limiting mealtimes may increase your motivation for exercise

Research suggests that restricting food intake can increase motivation to exercise in mice, potentially leading to weight loss and reduced complications like diabetes and heart disease. This could be achieved through better diet control, such as limiting mealtimes or fasting intermittently.

SourceSociety for Endocrinology·JournalJournal of Endocrinology·DateOct 18, 2019

A compound effective to chemotherapy-resistant cancer cells identified

A compound has been identified as effective in killing chemotherapy-resistant glioblastoma-initiating cells (GICs), a major challenge in treating this devastating cancer. The research also showed that the compound is non-toxic to normal cells, raising hopes for developing drugs with low toxicity.

SourceHokkaido University·JournalNeuro-Oncology·DateOct 18, 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.

Young adults with PTSD may have a higher risk of stroke in middle age

Researchers found that young adults with PTSD were twice as likely to experience a TIA and 62% more likely to have a stroke compared to those without PTSD. The study highlights the importance of early recognition and treatment of mental health conditions like PTSD in reducing the risk of stroke.

SourceAmerican Heart Association·JournalStroke·DateOct 17, 2019

New effective vaccines for Lyme disease are coming

Researchers have identified promising new strategies to counteract infection and develop effective vaccines. The vaccine targets both the offending microbe and its tick carrier to prevent Lyme disease.

SourceRutgers University·JournalClinical Infectious Diseases·DateOct 17, 2019
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

How roots grow hair

A team of researchers has identified a key regulator of root hair growth in plants, revealing a new mechanism for controlling this process. The discovery, made using 'smoke detectors' from fire-following seeds, shows promise for improving crop yields and drought resistance.

SourceTechnical University of Munich (TUM)·JournalPLOS Genetics·DateOct 17, 2019

Museums put ancient DNA to work for wildlife

Scientists are using ancient DNA from museum specimens to study the evolution and stresses faced by endangered species. Researchers have analyzed DNA samples from animals such as woodrats, crayfish, and songbirds to understand their genetic diversity and relationships.

SourceUniversity of Cincinnati·JournalConservation Genetics·DateOct 17, 2019

How aerosols affect our climate

Researchers used a massive NASA dataset to develop a framework explaining the sensitivity of local temperatures to aerosols. The study found that the longwave effect of aerosols is more significant than previously thought, contributing to a smaller terrestrial diurnal temperature range.

SourceYale School of the Environment·JournalGeophysical Research Letters·DateOct 17, 2019

Newly discovered microbes band together, 'flip out'

Researchers have discovered a new species of choanoflagellates that can act together to change shape and swim. The microbes use light-sensing proteins to coordinate their movements, suggesting this ability pre-dates the first animals.

SourceHoward Hughes Medical Institute·JournalScience·DateOct 17, 2019
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.

Federal proposals to limit Medicaid funding would hit community health centers hard

A new study published in the Milbank Quarterly found that federal proposals to limit Medicaid funding through block grants or per-capita caps would severely impact community health centers. Under these plans, health center revenues generated by Medicaid beneficiaries would drop by 92% and 58% for traditional enrollees by 2024.

SourceGeorge Washington University·JournalMilbank Quarterly·DateOct 17, 2019

Study examines variation in transplant centers' use of less-than-ideal organs

Researchers found that transplant centers accepted varying numbers of high-risk kidneys between 2010 and 2016, but differences were not fully explained by waitlist size or organ availability. The study suggests that accepting less-than-ideal organs can lead to shorter average wait times for patients.

SourceAmerican Society of Nephrology·JournalClinical Journal of the American Society of Nephrology·DateOct 17, 2019
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.

Assigning workers to new networks boosts sustainability

Researchers at Michigan State University found that positioning employees in different units enables them to learn from innovative colleagues and adopt new skills. This approach promotes organizational learning for sustainability without the need for top-down hierarchy or extensive training.

SourceMichigan State University·JournalOrganization & Environment·DateOct 17, 2019

BARseq builds a better brain map

The researchers used BARseq to map the connections of 3,579 neurons in the auditory cortex of the mouse brain. This technology enables scientists to pinpoint the location of a neuron and determine its pattern of gene expression and physiological activity.

SourceCold Spring Harbor Laboratory·JournalCell·DateOct 17, 2019

Modern Melanesians harbor beneficial DNA from archaic hominins

A recent study reveals that modern Melanesians have inherited beneficial genetic variants from archaic Neanderthal and Denisovan hominins. These genes are associated with positive selection in the Melanesian genomes, particularly at chromosomes 16p11.2 and 8p21.3, suggesting an adaptive role in environmental adaptation.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateOct 17, 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.

A simpler way to make some medicines

Chemists at Ohio State University have discovered a new way to synthesize the most common molecule arrangement in medicine, which could make it easier and more efficient for drug makers to produce medicines. This breakthrough could lead to a reduction in waste and an improvement in the production process.

SourceOhio State University·JournalChem·DateOct 17, 2019

Researchers discover how left-right information is integrated to correct organ positioning

Scientists from CSIC-UMH have discovered a molecular mechanism that ensures the right equilibrium needed in left-right signaling cascade during development, leading to correct heart positioning. This mechanism involves a transient wave of small molecules called microRNAs that travel along the left-hand side of the embryo.

SourceSpanish National Research Council (CSIC)·JournalDevelopmental Cell·DateOct 17, 2019

Study provides first evidence that fat accumulates in the lungs of overweight and obese people

A recent study published in the European Respiratory Journal has provided evidence that fatty tissue builds up in the airway walls of individuals who are overweight or obese. This accumulation alters the normal structure of the airways and leads to inflammation in the lungs, which may contribute to increased asthma symptoms.

SourceEuropean Respiratory Society·JournalEuropean Respiratory Journal·DateOct 17, 2019
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.

New study uncovers 'magnetic' memory of European glass eels

Researchers found that European glass eels use their magnetic sense to imprint a memory of current direction in the estuary where they become juveniles. This helps them orient in moving water during migration.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·DateOct 17, 2019

Ants fight plant diseases

Aarhus University researchers have found that ants inhibit at least 14 different plant diseases through the secretion of antibiotics and pheromones. The discovery has sparked hope for new biological control agents in agriculture, which could be used to combat resistant plant diseases.

SourceAarhus University·JournalOikos·DateOct 17, 2019

A higher resolution image of human lung development

Researchers at Children's Hospital Los Angeles identified molecular markers that distinguish between airway and vascular smooth muscle cells. This breakthrough enables separate studies of lung disorders like COPD and asthma in premature infants.

SourceChildren's Hospital Los Angeles·JournalEuropean Respiratory Journal·DateOct 17, 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.

UTA investigating best ways to protect coastal communities from rising sea levels

Researchers are investigating strategies to mitigate coastal flooding in Santa Monica Bay and Humboldt Bay using natural and nature-based features, as well as artificial structures. The study aims to understand the effectiveness of these approaches in controlling local flood hazards and improving quality of life for nearby communities.

SourceUniversity of Texas at Arlington·DateOct 17, 2019

HARP eclipses CLIP in continuous, rapid and large-scale SLA 3D printing

Researchers have developed a new approach to rapid and large-scale stereolithographic 3D printing, called HARP, which surpasses the capabilities of existing methods like CLIP. The method uses a flowing layer of fluorinated oil as a heat exchanger, allowing for faster rates and wider resin compatibility.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateOct 17, 2019
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Dementia and eating disorders: it is a problem of (semantic) memory

A recent study reveals that semantic memory deficits are involved in specific eating disorders in patients with dementia. The research found a correlation between the severity of these eating disorders and reduced performance on semantic memory tests, suggesting that these behaviors depend on the integrity of semantic memory. This brea...

SourceScuola Internazionale Superiore di Studi Avanzati·JournalJournal of Neuropsychology·DateOct 17, 2019

Always on beat: ultrashort flashes of light under optical control

Researchers from the University of Bayreuth and Göttingen have discovered a way to control ultrashort laser pulses, enabling precise material analyses and medical procedures. The new technique involves manipulating soliton pairs in laser pulses, allowing for efficient adjustment of pulse intervals.

SourceUniversity of Göttingen·JournalNature Photonics·DateOct 17, 2019