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Science News Archive November 2018 - Page 8


Page 8 of 42
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.

Racing electrons under control

Researchers controlled electron flow in graphene using light waves, enabling faster data transmission. They used two-dimensional materials to achieve this feat, opening doors for new transistor technologies.

SourceFriedrich-Alexander-Universität Erlangen-Nürnberg·JournalPhysical Review Letters·DateNov 26, 2018

Study reveals mechanisms that promote icing responsible for power disruptions

Researchers monitored agglomerate fog formation during a cold surge in Southeast China, analyzing the effect of rain, snow, and supercooled fog on wire icing growth. They found that certain meteorological conditions fueled the rate of icing growth, particularly at higher heights.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAdvances in Atmospheric Sciences·DateNov 26, 2018

New device could monitor anticoagulant treatments with to deliver personalized therapies

A new biosensor device uses gold nanostructures to detect the presence of anticoagulant drugs like Sintrom, enabling personalized therapy adjustments. This technology has significant potential for patients with cardiovascular diseases or thromboembolic disorders, who often face risks associated with incorrect medication dosing.

SourceSpanish National Research Council (CSIC)·JournalBiosensors and Bioelectronics·DateNov 26, 2018
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.

Emotional suppression has negative outcomes on children

Research from Washington State University found that emotional suppression in parents can lead to less positive and responsive interactions with their children. The study suggests that letting kids see a healthy conflict, from start to resolution, helps them learn to regulate their own emotions and solve problems.

SourceWashington State University·JournalEmotion·DateNov 26, 2018

NIST simulations suggest graphene can stretch to be a tunable ion filter

Researchers at NIST have conducted simulations suggesting that graphene can be stretched to create a tunable ion filter, increasing ion flow by up to 1,000 percent. This could have applications in nanoscale mechanical sensors, drug delivery, water purification and sieves for ion mixtures.

SourceNational Institute of Standards and Technology (NIST)·JournalNature Materials·DateNov 26, 2018
Apple iPhone 17 Pro

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

Emotional suppression has negative outcomes on children

Research from Washington State University reveals that suppressing negative emotions in front of children can lead to decreased responsiveness and positivity in kids. Parents who express negative emotions in a healthy way are more likely to provide guidance, exhibit warmth, and foster problem-solving skills in their children.

SourceWashington State University·JournalEmotion·DateNov 26, 2018

UA researchers study how to regrow long bone segments using 3D printing

Researchers at the University of Arizona are working on a groundbreaking study to regenerate long bone segments using 3D printing and adult stem cells. The goal is to improve treatment outcomes for military personnel with devastating injuries, where current surgical treatments often fail.

SourceUniversity of Arizona Health Sciences·DateNov 26, 2018

The persistence of pesticides threatens European soils

Researchers found pesticide residues in 83% of soil samples from 11 European countries, highlighting the persistence of pesticides in the land. The study suggests that mixes of pesticides are more common than single types, posing a risk to non-target species.

SourceUniversity of Córdoba·JournalThe Science of The Total Environment·DateNov 26, 2018

Some research may be encouraging ineffective prescriptions, says new study

A new study by McGill University researchers suggests that clinical trials may promote the use of ineffective and costly treatments, particularly with blockbuster pain drug pregabalin. The researchers found that despite strong evidence supporting pregabalin's effectiveness for certain conditions, many studies failed to conduct rigorous...

SourceMcGill University·JournalJAMA Internal Medicine·DateNov 26, 2018
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.

How ancient Mayan shell decor led to a new look at freshwater mussels south of the border

Archaeologists and scientists studied ancient Maya shells and tissue samples, leading to the first molecular study of freshwater mussels in Mexico and Central America. The study provided crucial insight into North American freshwater mussel evolution and revealed that some species were overestimated due to lack of DNA data.

SourceFlorida Museum of Natural History·JournalZoologica Scripta·DateNov 26, 2018

Beware of evening stress

Research at Hokkaido University found that the body's stress response is weaker in the evening, potentially making individuals more susceptible to stress. Cortisol levels were significantly higher in volunteers who took a morning stress test compared to those who took an evening test.

SourceHokkaido University·JournalNeuropsychopharmacology Reports·DateNov 26, 2018

Few laws to address growing issue of elderly gun owners with dementia

A study in the Journal of the American Osteopathic Association notes that elderly gun owners with dementia are at a high risk of suicide and accidental shootings. The authors argue that public policy, such as red flag laws, can help mitigate this risk by removing firearms from patients with cognitive impairment.

SourceAmerican Osteopathic Association·JournalThe Journal of the American Osteopathic Association·DateNov 26, 2018
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.

Drones offer ability to find, ID and count marine megafauna

Researchers at North Carolina State University found that drones can be used to count and make species-level identifications of marine megafauna, particularly in shallow marine environments. The technology offers a valuable platform for scientists and conservationists to study populations and inform conservation efforts.

SourceNorth Carolina State University·JournalLatin American Journal of Aquatic Research·DateNov 26, 2018
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.

First genetic map of attention deficit hyperactivity disorder

A study analyzing over 50,000 genomes identified 12 specific DNA fragments related to ADHD vulnerability, highlighting a polygenic hereditary basis and functional relevance. The research also reveals genetic overlaps with major depression, obesity, and other conditions.

SourceUniversity of Barcelona·JournalNature Genetics·DateNov 26, 2018

Particulate matter and asthma medication use

Research suggests a link between PM2.5 exposure and higher daily rescue inhaler use in individuals with asthma. Reducing PM2.5 pollution could result in significant economic benefits, estimated at nearly $350 million annually.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateNov 26, 2018

How does potassium enter cells?

A team of scientists has identified a previously unknown protein structure that enables the controlled intake of potassium ions into cells. The discovery, published in Nature Communications, reveals a complex mechanism involving two inter-subunit half-channels and challenges existing theories on potassium transport.

SourceGoethe University Frankfurt·JournalNature Communications·DateNov 26, 2018

Study identifies sepsis symptoms that lead to death

A study by Drexel University researchers found that impaired kidney function is a leading predictor of sepsis patient mortality. The analysis, using data from 210,289 hospital visits, shows that subtle changes in organ function can lead to death, highlighting the need for closer monitoring.

SourceDrexel University·JournalCritical Care·DateNov 26, 2018
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.

Faster-charging, safer batteries

Scientists at UD aim to improve battery performance by introducing tapers into polymer membrane electrolytes, increasing conductivity and processing speed. The goal is to create more impact-resistant and safer batteries for devices like cell phones, laptops, and electric vehicles.

SourceUniversity of Delaware·DateNov 26, 2018
Fluke 87V Industrial Digital Multimeter

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

The five types of problem drinking are more common at different ages

A study by Penn State researchers found that there are five distinct classes of people with alcohol use disorder, each characterized by specific symptoms. Young adults were more likely to fit the profile with excessive drinking and withdrawal symptoms, while older adults struggled with cutting back on their drinking.

SourcePenn State·JournalAlcohol and Alcoholism·DateNov 26, 2018

A water treatment breakthrough, inspired by a sea creature

A team of Yale researchers has developed a novel, highly stable nanocoagulant that removes both suspended and dissolved contaminants from water in a single step. This breakthrough promises to significantly improve on centuries-old coagulant-based water treatment methods, addressing global water scarcity.

SourceYale University·JournalNature Nanotechnology·DateNov 26, 2018

Effort clarifies major branch of insect tree of life

A recent study has analyzed nearly 2,400 protein-coding genes to understand the family relationships and evolutionary history of Hemiptera insects. The findings reveal that piercing and sucking mouthparts likely evolved over 350 million years ago, providing insight into the group's diverse feeding strategies.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·DateNov 26, 2018
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.

American College of Physicians releases principles to guide patient partnership in health care

The American College of Physicians has released a set of principles to guide patient partnership in healthcare, aiming to improve health outcomes, practice efficiency, and patient satisfaction. The principles emphasize the importance of patients and families being active partners in their care, contributing to system development and ed...

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateNov 26, 2018

DFG funds 2 Collaborative Research Centres at TUD

The DFG funds two new Collaborative Research Centres at TU Dresden to investigate comprehensible software systems and correlated magnetism. The centres aim to create predictable and understandable computer systems, as well as develop materials with unique magnetic properties.

SourceTechnische Universität Dresden·DateNov 26, 2018

Good help in primary care for children with obesity

A Swedish study of 64 children with obesity found that approximately 30% achieved a lower weight category, with some progressing from severe to normal weight over four years. The program included regular advice on diet, physical activity, and sleep, with detailed dietary guidance and follow-up calls.

SourceUniversity of Gothenburg·JournalActa Paediatrica·DateNov 26, 2018
Celestron NexStar 8SE Computerized Telescope

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

Paving the way: An accelerator on a microchip

Electrical engineers at TU Darmstadt have designed a laser-driven electron accelerator that can be produced on a silicon chip, enabling inexpensive and compact particle accelerators. The design uses an alternating-phase focusing method to focus electrons in a narrow channel, promising applications in industry and medicine.

SourceTechnische Universitat Darmstadt·JournalPhysical Review Letters·DateNov 26, 2018

Study in mice suggests drug to turn fat 'brown' could help fight obesity

A new study suggests that a molecule called BMP8b could be used as a drug to increase the amount of brown fat in humans and make it more active. In mice, increasing BMP8b levels changed some white fat into brown fat, leading to increased energy burn and lower risk of heart attack. Further research is needed to confirm its effectiveness.

SourceUniversity of Cambridge·JournalNature Communications·DateNov 26, 2018

Zebrafish help unlock mystery of motor neurone disease

Scientists from the University of Sheffield have created zebrafish that carry the genetic change known to cause motor neurone disease. This breakthrough will accelerate pioneering research and experimental drug trials, which could lead to new treatments for the devastating neurogenerative disorder.

SourceUniversity of Sheffield·JournalActa Neuropathologica Communications·DateNov 26, 2018
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.

Multicenter study supports safety of overlapping orthopaedic surgery

A multicenter study of 14,135 orthopaedic procedures found that overlapping surgeries did not increase complication rates and had lower hospital stay lengths. The researchers emphasize the importance of patient informed consent and disclosure of this practice.

SourceWolters Kluwer Health·JournalJournal of Bone and Joint Surgery·DateNov 26, 2018

Project ECHO launched in D.C. and Maryland to combat diabetes

The project aims to improve diabetes management for Latinos through telementoring sessions, empowering primary care providers with advanced training. La Clínica del Pueblo and George Washington University launched the first ECHO site in the region to address high diabetes prevalence and long waitlists.

SourceGeorge Washington University·DateNov 26, 2018

Sexist men underestimate their power in romantic relationships

A new study by the American Psychological Association finds that men with sexist attitudes may underestimate their power in relationships, leading to more aggressive behavior. The research suggests that this can create a vicious cycle, reinforcing stereotypes and damaging relationships.

SourceAmerican Psychological Association·JournalJournal of Personality and Social Psychology·DateNov 26, 2018

Successful second round of experiments with Wendelstein 7-X

The Wendelstein 7-X experiment achieved record-high plasma densities of up to 2 x 10**20 particles per cubic meter and temperatures of 20 million degrees Celsius. These results are significant milestones in fusion research, demonstrating the potential for stellarators to achieve high-quality confinement.

SourceMax-Planck-Institut für Plasmaphysik (IPP)·DateNov 26, 2018

Fractional-dose vaccination offers long lasting protection against yellow fever

Researchers found that a fractional dose of the 17D yellow fever virus vaccine provided protective levels of antibodies for over 10 years after vaccination. This finding supports the use of fractional doses in mass vaccination campaigns before outbreaks and eliminates the need for booster shots.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateNov 26, 2018
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.

Fine-tuning cell death: New component of death machinery revealed

Researchers at Walter and Eliza Hall Institute identified a new component of the cell death machinery, protein VDAC2, which plays a crucial role in driving apoptosis in cancer cells. The study reveals that VDAC2 helps Bax drive apoptosis and may fine-tune cancer cells' response to anti-cancer agents.

SourceWalter and Eliza Hall Institute·JournalNature Communications·DateNov 26, 2018

Natural habitats larger than Greece created to offset economic developments

Researchers found that businesses are implementing biodiversity offsets at a rapid rate globally, with over 10,000 examples of nature sites created specifically to compensate for industrial impacts. The study published in Nature Sustainability provides the first global dataset for assessing the effectiveness of these offsets.

SourceUniversity of Kent·JournalNature Sustainability·DateNov 26, 2018

Scientists discover a new route to antibiotics using gene editing

Researchers have discovered a new chemical process in bacteria that could lead to the development of new antibiotics. The biosynthetic pathway includes an enzyme called carboxylase, which adds CO2 to a precursor molecule producing a highly unusual antibiotic called malonomycin.

SourceUniversity of Manchester·JournalNature Catalysis·DateNov 26, 2018
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.

Gut microbiota-derived D-serine protects against acute kidney injury

Researchers from Kanazawa University investigated gut microbiota effects on kidney function and discovered that the gut microbiota produces D-serine, a substance protective for the kidney. Administering D-serine to normal mice mitigated kidney injury, suggesting its potential as a biomarker or medication for acute kidney injury.

SourceKanazawa University·DateNov 26, 2018