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Science News Archive March 2019 - Page 39


Page 39 of 43

Scientists study neutron scattering for researching magnetic materials

Researchers from the University of Luxembourg have demonstrated a comprehensive understanding of neutron scattering techniques for analyzing magnetic materials. The study focuses on analysis techniques for superconductors, permanent magnets, shape-memory alloys, ferrofluids and other magnetic materials.

SourceUniversity of Luxembourg·JournalReviews of Modern Physics·DateMar 5, 2019
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.

Creating more potent cancer therapy using 'theranostics'

Researchers created metallocorrole/protein nanoparticles that can both survive longer in the body and better snipe disease targets. The theranostics have huge chemotherapeutic potential, potentially shortening treatment duration and diminishing side effects for cancer patients.

SourceCity of Hope·JournalScientific Reports·DateMar 5, 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.

Looks matter when it comes to success in STEM, study shows

A Rice University study reveals that students who look more racially stereotypical are more likely to persist in STEM fields, while those who do not fit the mold face higher drop-out rates. Asian students who look more like their racial group are more likely to complete a STEM degree, but black students who do so are less likely.

SourceRice University·JournalJournal of Personality and Social Psychology·DateMar 5, 2019

Nanotechnology and sunlight clear the way for better visibility

Researchers at ETH Zurich developed a new transparent material coating that greatly reduces fogging on eyewear, cameras, and windshields. The coating absorbs infrared sunlight and converts it into heat, preventing fogging by heating the surface up to 3-4 degrees Celsius.

SourceETH Zurich·JournalNano Letters·DateMar 5, 2019

Life-threatening birth complication rate increasing across US racial, ethnic groups

A recent NIH-funded analysis of California hospital records found a significant increase in severe maternal morbidity among US women from diverse racial and ethnic backgrounds. The study revealed substantial disparities in life-threatening birth complications, with non-Hispanic black women facing the highest rates.

SourceNIH/Eunice Kennedy Shriver National Institute of Child Health and Human Development·JournalAnnals of Epidemiology·DateMar 5, 2019

The secret behind maximum plant height: water!

A new study found that physiological coordination between plant height and xylem hydraulic traits is linked to habitat water availability. The researchers discovered that taller plants from wet habitats exhibit greater xylem efficiency, wider conduits, and lower sapwood density.

SourceChinese Academy of Sciences Headquarters·JournalScience Advances·DateMar 5, 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.

Scaling up innovative sensor installation on the Mighty Mac

Researchers from MSU and WUSTL are rolling out the next phase of testing by installing up to 2,000 sensors to explore logistics and provide useful monitoring data. The goal is to transform bridge preservation/management economics and improve maintenance with condition-based maintenance.

SourceMichigan State University·DateMar 5, 2019

Mom-to-mom phone calls lift breastfeeding rate

An Australian study found that regular telephone support from experienced breastfeeders increased breastfeeding rates among first-time mothers by 75%, compared to 69% in the control group. The program also improved mothers' ability to cope with challenges, leading to a significant increase in exclusive breastfeeding at six months.

SourceLa Trobe University·JournalEClinicalMedicine·DateMar 5, 2019

Small brains, big picture: Study unveils C. elegans' microscopic mysteries

Researchers discovered that C. elegans neurons fire action potentials, a more digital type of signaling, rather than analog signals previously thought. This finding opens doors to improved neural mapping and insights into how complicated brains operate.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalScientific Reports·DateMar 5, 2019
Apple iPhone 17 Pro

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

Kids with cochlear implants since infancy more likely to speak, not sign

Deaf children who received cochlear implants before 12 months of age learn spoken language more rapidly and are more likely to use it as their sole means of communication. This study suggests that early cochlear implantation can have a transformative impact on language development in deaf infants.

SourceAnn & Robert H. Lurie Children's Hospital of Chicago·JournalOtology & Neurotology·DateMar 5, 2019

Electrical signals kick off flatworm regeneration

Scientists have discovered that electrical activity is the first known step in planarian flatworm regeneration, starting before genetic machinery kicks in. This breakthrough enables cells to communicate and make decisions about their position and overall organ structure.

SourceCell Press·JournalBiophysical Journal·DateMar 5, 2019

Daily intake of nutritional supplements cannot prevent depression

The MooDFOOD project found that daily intake of nutritional supplements cannot prevent depression. A healthy dietary pattern, typified by a Mediterranean style diet high in fruit and vegetables, may reduce the risk of developing depression.

SourceEuropean Association for the Study of Obesity·JournalJAMA·DateMar 5, 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 levitate particles with sound to find out how they cluster together

Researchers from the University of Chicago and the University of Bath used acoustic levitation to study the shape of prototypical clusters that form when particles are added one by one. They found that with six particles or more, different shapes can assemble, including parallelogram, chevron, and triangle configurations.

SourceUniversity of Chicago·JournalNature Physics·DateMar 5, 2019

When changing one atom makes molecules better

Researchers have found a way to replace hydrogen atoms with fluorine in organic molecules, increasing their metabolic stability and potentially leading to more effective pharmaceuticals. This breakthrough could lead to the development of new treatments for various diseases.

SourceUniversity of Vienna·JournalNature Chemistry·DateMar 5, 2019

Study finds robots can detect breast cancer as well as radiologists

A new study found that AI systems can perform as accurately as radiologists in detecting breast cancer in digital mammography screening. This breakthrough suggests that AI may be a viable alternative to current methods, which are labor-intensive and facing staff shortages.

SourceOxford University Press USA·JournalJNCI Journal of the National Cancer Institute·DateMar 5, 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.

A new prevention strategy for college drinking

Researchers are testing a new approach to reduce college drinking by leveraging cognitive dissonance and counter attitudinal advocacy. Heavy drinkers will share their advice with younger students, who will then be motivated to change their own behavior.

SourceUniversity of Houston·DateMar 5, 2019

Grant expected to push sepsis research forward

A recent grant will allow researcher Wendy Walker to study immune cell contributions to sepsis, a life-threatening disorder with a high mortality rate. Her goal is to manipulate these cells to improve clinical outcomes and potentially cure the disease.

SourceTexas Tech University Health Sciences Center El Paso·DateMar 5, 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.

Study confirms and quantifies Zika-microcephaly link in Brazil

A study published in PLOS Medicine has confirmed and quantified the association between Zika virus infection during pregnancy and microcephaly in Brazil. The research found that women infected with Zika virus early in pregnancy were almost 17 times more likely to have a child with microcephaly.

SourcePLOS·JournalPLOS Medicine·DateMar 5, 2019

Results of trial to stem hospital-acquired bacterial infections published

A randomized clinical trial found that daily bathing with chlorhexidine (CHG) and nasal antibiotic mupirocin significantly reduced bloodstream infections and antibiotic-resistant bacteria in patients with medical devices. However, no significant benefit was seen for the overall population.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalThe Lancet·DateMar 5, 2019

Promising strategy to fight the most deadly brain tumor in children

A study published in Nature Communications found that an inhibitor of ACVR1 slows tumor growth and increases survival in an animal model of diffuse intrinsic pontine glioma (DIPG). Researchers believe this enzyme mutation cooperates with a histone mutation to initiate tumor development.

SourceAnn & Robert H. Lurie Children's Hospital of Chicago·JournalNature Communications·DateMar 4, 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.

Plasma protein may hold promise for wound scaffolds

A team of researchers from Germany has successfully developed a new method for creating wound-healing tissue scaffolds using plasma protein. The scaffold can be attached or detached from a surface and retains the properties of the protein, making it suitable for various biomedical applications such as blood coagulation and drug screening.

SourceIOP Publishing·JournalBiofabrication·DateMar 4, 2019

Using sleep disorder to predict Parkinson's disease

A large multi-centre study of over 1,200 patients with REM sleep behaviour disorder found a high risk of Parkinson's disease progression and identified several strong predictors, including motor difficulties and mild cognitive impairment. The study's findings will improve clinical trial selection and therapy development.

SourceMcGill University·JournalBrain·DateMar 4, 2019

Paying patients to use lower-priced health providers can reduce health spending

A study found that paying patients to use lower-priced medical providers can reduce healthcare spending by an average of 2.1%. The program offered a cash reward to patients who used lower-priced providers, resulting in a 4.7% decrease in MRI prices, 2.5% decrease in ultrasound prices, and 1.7% decrease in mammogram prices.

SourceRAND Corporation·JournalHealth Affairs·DateMar 4, 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.

The random anti-laser

Researchers have developed a method to build an anti-laser based on random scattering, which can absorb light of a specific color and dissipate energy. The new approach has been confirmed by experiments in cooperation with the University of Nice and opens up possibilities for various scientific and engineering applications.

SourceVienna University of Technology·JournalNature·DateMar 4, 2019

Do all networks obey the scale-free law? Maybe not

Researchers analyzed over 900 networks from biology, transportation, technology and more, finding that close to 50% don't meet the definition of a scale-free network. The study's findings suggest that the shape of a network determines its properties, including susceptibility to targeted attacks or disease outbreaks.

SourceUniversity of Colorado at Boulder·JournalNature Communications·DateMar 4, 2019

Potential treatment strategy uncovered for pancreatic cancer

Researchers at UNC Lineberger Comprehensive Cancer Center have made a promising discovery in treating pancreatic cancer by making cells reliant on autophagy, a process of cellular recycling. A novel treatment strategy combining an autophagy inhibitor with another compound has shown increased efficacy in laboratory studies.

SourceUNC Lineberger Comprehensive Cancer Center·JournalNature Medicine·DateMar 4, 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 new species arise in the sea

Researchers found that natural selection can couple genes for color pattern and mate preferences when species still interbreed. The study identified four narrow regions of the genome that are highly differentiated among species in hamlets, closely related reef fishes that differ in terms of color pattern.

SourceHelmholtz Centre for Ocean Research Kiel (GEOMAR)·JournalNature Ecology & Evolution·DateMar 4, 2019

Novel treatments offer new hope for patients with autoimmune disease

Researchers at University of Utah Health have developed a novel treatment that delays the onset of type 1 diabetes in mice and halts the progression of paralysis in multiple sclerosis models. The treatment targets misfunctioning immune cells, leaving normal immune cells intact.

SourceUniversity of Utah Health·JournalNature Biomedical Engineering·DateMar 4, 2019

Kidney disease killer vulnerable to targeted nano therapy

Researchers at Clemson University developed a targeted nano therapy that destroyed calcium buildup in arteries without causing side effects. The therapy mimics a human's chronic kidney disease and has the potential to benefit thousands of patients.

SourceClemson University·JournalScientific Reports·DateMar 4, 2019
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.

Asteroids are stronger, harder to destroy than previously thought

A Johns Hopkins study using a new computer modeling method simulates asteroid collisions and finds that larger objects are not as easily broken as previously thought. Instead, asteroids retain significant strength after impact due to the formation of a damaged core.

SourceJohns Hopkins University·JournalIcarus·DateMar 4, 2019

Cocoa may help curb fatigue typically associated with multiple sclerosis (MS)

Researchers found that high flavonoid cocoa powder improved fatigue in people with multiple sclerosis by reducing mental and physical fatigue. Participants who drank the high flavonoid version showed a moderate effect on fatigability and improvements in pain symptoms, while those drinking low flavonoid cocoa saw no significant benefits.

SourceBMJ Group·JournalJournal of Neurology Neurosurgery & Psychiatry·DateMar 4, 2019

Study aims to reduce sexually transmitted infections in men

Researchers at the University of Southampton are launching a study to improve condom use and tackle STIs among young men in the UK. The study will examine whether online or face-to-face education sessions lead to better outcomes in reducing chlamydia rates among 2,200 men aged 16-25.

SourceUniversity of Southampton·DateMar 4, 2019

Researchers uncover new facets of HIV's 'arms race' with human defense system

A new study reveals the crucial role of a protein called Nef in allowing HIV to thrive within human cells despite the immune system's efforts to combat it. The research team showed that Nef antagonizes another protein called TIM, effectively reducing its power to protect human cells and making it easier for the HIV virus to release.

SourceOhio State University·JournalProceedings of the National Academy of Sciences·DateMar 4, 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.

SDSU study looks to limit secondhand smoke in homes with children

A San Diego State University study found that a combination of coaching, lights, and sound can reduce smoking in homes with children. The 'Project Fresh Air' intervention resulted in a near-20% reduction in smoking and related activity, as well as a decrease in air particle events triggered by secondhand smoke.

SourceSan Diego State University·JournalTobacco Control·DateMar 4, 2019

The speedy secrets of mako sharks -- 'cheetahs of the ocean'

Researchers have discovered that the microscopic surface geometry of mako shark scales can control flow separation, reducing drag on smooth surfaces. This passive mechanism could lead to innovative designs to increase agility in aircraft and helicopters.

SourceAmerican Physical Society·DateMar 4, 2019

Neurodegenerative diseases identified using artificial intelligence

Researchers developed an AI platform to detect neurodegenerative diseases, including Alzheimer's and chronic traumatic encephalopathy. The Precise Informatics Platform uses deep learning to accurately identify neurofibrillary tangles in digitized images.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalLaboratory Investigation·DateMar 4, 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.

Honey bee-inspired drug patches

Microfabricated surfaces with hair-like micropillars can entrap particles at five times the density of commercial patches, enabling higher drug contents and potential biomedical applications. The technology could also be used for industrial purposes, building on the unique properties of honey bee legs.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateMar 4, 2019

Boyce Thompson Institute launches new Plant Genome Editing Database

The Boyce Thompson Institute has developed a new Plant Genome Editing Database (PGED) to manage and share plant mutant data, reducing duplicate experiments and catalyzing collaborations among researchers. The database currently contains over 432 tomato lines edited with CRISPR/Cas.

SourceBoyce Thompson Institute·JournalMolecular Plant·DateMar 4, 2019

Radiation after surgery triples survival for a type of pediatric brain tumor

A Children's Oncology Group study shows that postoperative radiation improves outcomes for children with ependymoma, achieving seven-year progression-free survival for over 75% of patients and overall survival for 85%. The findings provide evidence that radiation can improve outcomes despite age and tumor subtype.

SourceSt. Jude Children's Research Hospital·JournalJournal of Clinical Oncology·DateMar 4, 2019