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Science News for March 6, 2019


The science of knitting, unpicked

The study of knitting reveals the underlying mathematical rules governing shape and stretchiness, which could lead to designing new tunable materials. Researchers aim to create flexible material replacing biological tissues with personalized sizing and elasticity.

SourceAmerican Physical Society·DateMar 6, 2019

Women of childbearing age have staggeringly low rates of lipid screening

A study reveals that eight out of ten women of childbearing age have never had their cholesterol levels checked, highlighting gaps in lipid screening. Research suggests that high cholesterol during pregnancy can lead to early birth and low birth weight babies, as well as increase the risk of heart disease and stroke.

SourceAmerican College of Cardiology·DateMar 6, 2019

'Radiance Light Trends' shows changes in Earth's light emissions

A new web application called Radiance Light Trends allows anyone to analyze satellite data on light emissions since 1992, tracking changes in regions like Berlin and the Tucson International Airport. The app provides valuable insights into the causes of these changes, including energy-saving measures and greenhouse lighting.

SourceGFZ GeoForschungsZentrum Potsdam, Helmholtz Centre·DateMar 6, 2019
Apple iPhone 17 Pro

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

Getting more mileage from microsatellites

Researchers used next-generation sequencing to identify additional DNA markers in the carob tree, increasing resolution for population genetics studies. This approach shows promise for analyzing species with limited genetic diversity, including those that underwent strong bottlenecks.

SourceBotanical Society of America·JournalApplications in Plant Sciences·DateMar 6, 2019

AACR funds Colorado search for lung conditions that allow growth of cancer

A team of researchers led by James DeGregori will identify lung tissue characteristics that enable cancer cell growth, aiming to predict cancer risk and develop interventions. The study aims to modulate the lung environment to reduce cancer risk, rather than targeting cancer cells alone.

SourceUniversity of Colorado Anschutz Medical Campus·DateMar 6, 2019

Electrifying wound care: Better bandages to destroy bacteria

Researchers at Ohio State University have discovered a new way to destroy bacteria that can prevent wounds from healing. By using electroceutical bandages, the team found that electrical impulses can break down biofilms and kill bacteria, leading to faster wound healing.

SourceOhio State University·JournalScientific Reports·DateMar 6, 2019
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.

UTSW researchers determine structures of elusive innate immunity protein

Researchers at UT Southwestern Medical Center used cryo-electron microscopy to determine the near-atomic structure of the smallest membrane protein solved to date. The study reveals new insights into the primitive function of the cGAS-STING pathway, which could lead to better immunotherapies for cancer and autoimmune diseases.

SourceUT Southwestern Medical Center·JournalNature·DateMar 6, 2019

Scientists identify genetic factors that may cause some people to become obese

Researchers at Rockefeller University have identified a genetic mechanism that may contribute to 10% of all obesity cases. Alterations in the cellular machinery regulating leptin production can lead to obesity treatable with leptin therapy, and human genetics studies suggest a similar mechanism may contribute to obesity in some patients.

SourceRockefeller University·JournalNature Medicine·DateMar 6, 2019

Gut microbiota helps to maintain core body temperature under cold exposure

Research reveals that gut microbiota is essential for thermoregulation, particularly in animals exposed to cold. The study found that gut microbiota helps stimulate the activation of Brown Adipose Tissue and promotes white adipose tissue browning, leading to improved thermogenic capacity.

SourceChinese Academy of Sciences Headquarters·JournalCell Reports·DateMar 6, 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.

Anti-inflammatory drug is the key to boosting cardiac reprogramming

Researchers at the University of Tsukuba identify diclofenac as a factor promoting cardiac reprogramming in postnatal and adult fibroblasts, while inhibiting COX-2 and suppressing inflammatory signaling. This finding has important implications for developing new therapies for cardiac regeneration in pediatric and adult patients.

SourceUniversity of Tsukuba·JournalNature Communications·DateMar 6, 2019

Cancer most frequently spreads to the liver; here's why

Researchers at University of Pennsylvania School of Medicine found that hepatocytes orchestrate cancer spread to liver by activating protein STAT3, which increases production of SAA proteins. This 'soil' allows cancer cells to 'seed' and establish in the liver.

SourceUniversity of Pennsylvania School of Medicine·JournalNature·DateMar 6, 2019

Does cognitive function affect oral health during aging?

Poorer cognitive function in older adults is associated with poorer oral health and a higher risk of tooth loss. A study of 4,416 UK adults found that those with lower cognitive function scores had a 39% higher odds of tooth loss compared to those with higher scores.

SourceWiley·JournalCommunity Dentistry And Oral Epidemiology·DateMar 6, 2019

States with permissive gun laws have higher mass shooting rates

A new study found that states with more permissive gun laws and greater gun ownership have higher rates of mass shootings. On average, more permissive states and states with higher gun ownership rates appeared to have more mass shootings.

SourceColumbia University's Mailman School of Public Health·JournalThe BMJ·DateMar 6, 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.

Improved regulation needed as pesticides found to affect genes in bees

Research led by Queen Mary University of London finds that pesticides affect genes in bumblebees, leading to changes in gene activity levels. The study highlights the need for improved regulation on neonicotinoid pesticides to protect pollinator health and ecosystem stability.

SourceQueen Mary University of London·JournalMolecular Ecology·DateMar 6, 2019

Light from an exotic crystal semiconductor could lead to better solar cells

Researchers at Rutgers University have developed a new way to control the light emitted by hybrid crystal semiconductors, which could lead to more efficient solar cells and other electronic devices. By adjusting voltage applied to an electrode, they can increase the intensity of light emitted up to 100 times.

SourceRutgers University·JournalMaterials Today·DateMar 6, 2019

Effects of spaceflight on heart cell formation from stem cells

Researchers used time-lapse imaging to show that mouse induced pluripotent stem cells differentiated into cardiomyocytes significantly faster at microgravity. The study, published in Stem Cells and Development, suggests a promising area of research for regenerative medicine and manned space travel.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalStem Cells and Development·DateMar 6, 2019

Autism: Brain activity as a biomarker

Scientists discovered consistent brain activity patterns in people with autism that could be used to track treatment progress. The findings suggest that altering these patterns may help improve symptoms, but further studies are needed for confirmation.

SourceForschungszentrum Juelich·JournalScience Translational Medicine·DateMar 6, 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.

Eating the flu

A new study reveals that a diet rich in birds is the key factor driving influenza A virus exposure in wild African mammals. Herbivores showed low prevalence and diversity, while carnivores had the highest diversity and prevalence.

SourceForschungsverbund Berlin·JournalThe Journal of Infectious Diseases·DateMar 6, 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.

Vast record of past climate fluctuations now available thanks to laser imaging of shells

A new method using rapid laser imaging has expanded the number of analyzed shell records, allowing for greater accuracy and longer time periods in reconstructed records. This technique enables researchers to study human and ecological responses to past climate changes, gaining insights into future climate change impacts.

SourceMax Planck Institute of Geoanthropology·JournalScientific Reports·DateMar 6, 2019

Dinosaurs were thriving before asteroid strike that wiped them out

Scientists model dinosaur species distribution in North America to show they were adaptable and not declining before the meteorite, contrary to previous theories. The study finds a range of habitats could support dinosaur groups at the end of the Cretaceous, but these areas are less likely to preserve fossils.

SourceImperial College London·JournalNature Communications·DateMar 6, 2019

Fish diversity linked to Caribbean coral reef health

A new study by Bigelow Laboratory for Ocean Sciences reveals that a diverse portfolio of herbivore fish species is equally important to keeping reefs well grazed and hospitable to baby corals. This finding has significant implications for the management of tropical fisheries.

SourceBigelow Laboratory for Ocean Sciences·JournalScience Advances·DateMar 6, 2019

Blue-enriched white light to wake you up in the morning

A KAIST research team found that blue-enriched white light exposure improves melatonin levels and subjective perception of alertness, mood, and visual comfort compared to warm white light. This study proposes a new approach to indoor lighting strategies, benefiting residential areas, learning environments, and working spaces.

SourceThe Korea Advanced Institute of Science and Technology (KAIST)·JournalScientific Reports·DateMar 6, 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.

Graphene quantum dots for single electron transistors

Researchers developed graphene quantum dots embedded in hexagonal boron nitride, enabling successful synthesis of high-quality single-electron transistors. The study demonstrated the manifestation of Coulomb blockade phenomena in each graphene quantum dot as a separate single electron transmission channel.

SourceNational Research University Higher School of Economics·JournalNature Communications·DateMar 6, 2019

Statins linked to higher diabetes risk

Individuals taking statins may experience higher insulin levels and insulin resistance, leading to a greater risk of developing type 2 diabetes. The analysis found a 38% increased risk among those who used statins for 15 years or more.

SourceWiley·JournalBritish Journal of Clinical Pharmacology·DateMar 6, 2019

Rain is important for how carbon dioxide affects grasslands

A new study found that grasslands increase in vegetation biomass when exposed to elevated carbon dioxide levels, especially during rainy periods. This suggests that seasonal precipitation plays a crucial role in determining the impact of CO2 on plant growth.

SourceUniversity of Gothenburg·JournalNature Plants·DateMar 6, 2019
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.

Bedtime protein for bigger gains? Here's the scoop

A study published in Frontiers in Nutrition found that consuming a casein shake just before overnight sleep increases muscle protein synthesis, leading to bigger squat and quad gains. This effect is thought to be due to increased total protein intake, not just the bedtime beverage.

SourceFrontiers·JournalFrontiers in Nutrition·DateMar 6, 2019

New satellite keeps close watch on Antarctic ice loss

A new satellite mission has captured precise data on the elevation of the Antarctic ice sheet, demonstrating its potential as a valuable tool for long-term monitoring efforts. The Sentinel-3 satellite's performance over ice sheets shows promise in detecting areas where the ice surface is rapidly lowering.

SourceLancaster University·JournalThe Cryosphere·DateMar 6, 2019

Youngest palm fossil brings new insight to topography of Tibet

Scientists have discovered a 25-million-year-old palm fossil in central Tibet, pushing back the formation of the Tibetan Plateau by millions of years. The discovery suggests that the region was once much flatter than previously thought, with lakes and subtropical vegetation, before becoming a plateau around 2-3 million years ago.

SourceChinese Academy of Sciences Headquarters·JournalScience Advances·DateMar 6, 2019
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.

How one small village in Germany reinvented itself to ensure its survival

A study by University of Göttingen researchers found that the village of Heckenbeck in southern Lower Saxony has successfully implemented sustainable infrastructure and initiatives to improve quality of life and create conditions for sustainable consumption, mobility, and education. Regular meetings between pioneers and residents have ...

SourceUniversity of Göttingen·JournalSustainability·DateMar 6, 2019

In fiction young people choose traditional love and gender stereotypes

A study of young people's preferences for love and relationships in fiction TV series reveals a gap between cognitive and emotional spheres. Young people value aspects like intimacy, passion, and enjoyment, but often conform to traditional gender stereotypes.

SourceUniversitat Pompeu Fabra - Barcelona·JournalMasculinities & Social Change·DateMar 6, 2019

Impact of urbanization on wild bees underestimated

Wild bees experiencing widespread declines due to urbanization may be more male-dominated as females decline in numbers, impacting pollination and reproduction rates. This study suggests considering sex-specific differences in bee behavior when analyzing environmental change effects on populations.

SourceUniversity of Michigan·JournalScientific Reports·DateMar 6, 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.

The evolution of grain yield

A study by Leibniz Institute of Plant Genetics and Crop Plant Research has identified the GNI-A1 gene as a key player in regulating floret fertility in wheat. The gene's reduced-function allele was found to increase fertile florets, leading to higher grain counts and yields.

SourceLeibniz Institute of Plant Genetics and Crop Plant Research·JournalProceedings of the National Academy of Sciences·DateMar 6, 2019

App uses smartphone camera, flashlight to detect diabetes

Researchers have developed an app that uses a smartphone camera and photoplethysmography signal to detect diabetes, showing promise for early detection and encouraging further testing by healthcare providers. The app was tested on over 54,000 individuals and correctly identified people with diabetes in over 72% of cases.

SourceAmerican College of Cardiology·DateMar 6, 2019

Alzheimer's-like symptoms reversed in mice, USC researchers say

A diet rich in green tea and carrot compounds reversed Alzheimer's-like symptoms in mice, supporting the idea that plant-based supplements might offer protection against dementia. Combination therapy is suggested as a potential approach to treating the disease.

SourceUniversity of Southern California·JournalJournal of Biological Chemistry·DateMar 6, 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.

Potential new therapy for Crohn's, colitis identified

Researchers have found a compound that reduces IBD symptoms in mice by blocking the activity of a gene linked to blood clotting. This compound may be a new therapeutic option for people with severe IBD or those who don't respond to current treatments.

SourceWashU Medicine·JournalScience Translational Medicine·DateMar 6, 2019

As sea level rises, wetlands crank up their carbon storage

Coastal wetlands worldwide store more carbon than forests and can double their capacity when faced with rising seas. The study found that carbon concentrations in top soil layers increased by 2-4 times, while deeper layers saw a 5-9 times increase.

SourceSmithsonian·JournalNature·DateMar 6, 2019

New surprises from Jupiter and Saturn

The latest data from Juno and Cassini spacecraft has challenged existing theories on planetary formation and behavior, revealing new insights into Jupiter and Saturn's magnetic fields and atmospheres. Surprisingly, the atmosphere is evenly mixed, contradicting conventional predictions.

SourceAmerican Physical Society·DateMar 6, 2019

How viruses outsmart their host cells

Scientists have deciphered the process by which viruses induce their hosts to transcribe viral genetic information, producing daughter viruses. The discovery sheds light on the 'viral exploitation' mechanism used by bacteriophages, such as lambda phage, and may contribute to the development of new antibacterial drugs.

SourceCharité - Universitätsmedizin Berlin·JournalMolecular Cell·DateMar 6, 2019

Small molecule inhibitors show treatment potential for EBV-associated cancers

Researchers at The Wistar Institute have developed a drug candidate for EBV-associated cancers, inhibiting tumor growth in preclinical models. Pharmacological inhibition of EBNA1 had profound effects on gene expression, decreasing EBV DNA copy number and suppressing tumor-promoting pathways.

SourceThe Wistar Institute·JournalScience Translational Medicine·DateMar 6, 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.

Diagnostic uncertainty in children with fever impacts health service resources

A new study found that diagnostic uncertainty in febrile children results in increased observation times, inpatient admissions, and precautionary use of antibiotics. The development of rapid diagnostic tests could significantly reduce financial burden on the NHS and avoid unnecessary distress to children and parents.

SourceUniversity of Liverpool·JournalBMC Medicine·DateMar 6, 2019

Improving solar cell efficiency with a bucket of water

A new solar cell design created by Beth Parks increases energy capture by 30% in Uganda, where 20-25% of people have no access to electricity. The affordable system could improve quality-of-life for millions and make solar energy more viable in developing countries.

SourceAmerican Physical Society·DateMar 6, 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.

Ultra-low power chips help make small robots more capable

Researchers developed a hybrid chip that uses pulse-width encoding to conserve power. The chip enables small robots to operate for several hours on low power consumption, facilitating reconnaissance, search-and-rescue, and other missions. It also accommodates model-based programming and collaborative reinforcement learning.

SourceGeorgia Institute of Technology·DateMar 6, 2019

Fake warnings on e-cigarette ads distract kids from truth

A study by Ohio State University found that fake warnings in e-cigarette ads, similar to those recently banned by the FDA, stick with kids and desensitize them to real health warnings. The research used fake ads with 'flavor' or 'less harmful' messages and found they were more memorable than actual warnings.

SourceOhio State University·JournalTobacco Control·DateMar 6, 2019

Diabetes' sworn enemy could ultimately be a valuable ally

A new study suggests that glucagon can help regulate insulin action and prevent blood sugar levels from becoming too high. By activating a protein called PGC1A, glucagon can prepare the liver to respond quickly to insulin signals after meals.

SourceUniversity of Montreal·JournalProceedings of the National Academy of Sciences·DateMar 6, 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.

Social anxiety disorder may increase risk of alcoholism

Research found social anxiety disorder had strongest association with alcoholism and predicted it over other anxiety disorders. Individuals with social anxiety were at higher risk of developing later alcoholism compared to those with other anxiety disorders.

SourceWiley·JournalDepression and Anxiety·DateMar 6, 2019

Tuberculosis diagnosis in people with HIV increases risk of death within 10 years

A large Latin American cohort study found that TB diagnosis in people with HIV increases the risk of death within 10 years. The study, supported by NIH, analyzed clinical records of 15,999 people with HIV and found that those diagnosed with TB were twice as likely to die compared to those without a TB diagnosis.

SourceNIH/National Institute of Allergy and Infectious Diseases·DateMar 6, 2019

A 'post-antibiotic world'?

Researchers found that even low concentrations of single antibiotics lead to resistance in multiple classes. The team believes alterations in treatment processes can reduce the spread of antibiotic-resistant organisms.

SourceUniversity of Southern California·JournalEnvironmental Science & Technology·DateMar 6, 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.

UH geologist tackles reconstruction of Panthalassa-Pacific plates

A University of Houston geologist is reconstructing the Panthalassa-Pacific plates to improve geological models for climate change and other phenomena. Preliminary research suggests current models may not accurately describe this region, where plates have been converging through subduction.

SourceUniversity of Houston·DateMar 6, 2019

Swifts are born to eat and sleep in the air

Researchers studied pallid swifts, finding they can live in the air for 2-3.5 months without landing. This allows them to avoid predators and parasites on the ground, increasing their survival rate.

SourceLund University·JournalJournal of Avian Biology·DateMar 6, 2019

Seawater bacteria provides leads to fight melanoma

Researchers found a promising lead in seriniquone, a natural product isolated from seawater bacteria, to treat melanoma. The compound targets a specific biochemical pathway in melanoma cells and has shown potent activity against the disease.

SourceAmerican Chemical Society·JournalACS Medicinal Chemistry Letters·DateMar 6, 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.

Climate-driven evolution in trees alters their ecosystems

A new study explores how climate-driven evolution in tree populations changes their interaction with the soil environment, leading to reduced genetic variation and altered soil microbiome. Warmer temperatures result in earlier bud break and leaf-out, reducing genetic variation and affecting soil microbial communities.

SourceUniversity of Tennessee at Knoxville·JournalGlobal Change Biology·DateMar 6, 2019

CT scans offer clues to preventing heart problems after cancer treatment

A study found that radiologists only reported coronary artery calcium (CAC) on CT scans about half the time, despite its importance as a marker of heart health. This underreporting could lead to missed opportunities to identify and treat patients at high risk for heart problems, researchers say.

SourceAmerican College of Cardiology·DateMar 6, 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.

A groove is better with rhythm and harmony, new research shows

A new study published in PLOS ONE found that medium syncopation rhythms with simple and medium harmony complexity elicited the highest ratings of pleasure and movement. Harmony boosts the inverted U curve effect, making listeners want to move more when combined with rhythm.

SourceConcordia University·JournalPLOS ONE·DateMar 6, 2019

Molecular connection between nutrient availability and embryonic growth identified

Researchers from the Center for Genomic Regulation have discovered a direct link between nutrient metabolism and gene regulation in embryonic stem cells. The AHCY protein is found to be a key activator of genes involved in controlling stem cell proliferation, with implications for understanding embryonic growth and infertility.

SourceCenter for Genomic Regulation·JournalScience Advances·DateMar 6, 2019

Ultrasound for thrombosis prevention

Researchers developed a new approach using ultrasonic registration of blood coagulation in its early stages to prevent thrombosis. The technique involves continuous monitoring of the blood's aggregate state and automatic injection of fibrinolytic drugs, allowing for fast and complete dissolution of formed fibrin clots.

SourceMoscow Institute of Physics and Technology·JournalPLOS ONE·DateMar 6, 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.

Old drugs bring new hope to a cancer that lacks precision therapy

Researchers have found a pair of old drugs that can disrupt disease-causing pathways in triple negative breast cancer. Metformin and heme, previously used to treat diabetes and porphyria, were tested in mice and produced encouraging results when combined.

SourceUniversity of Chicago Medical Center·JournalNature·DateMar 6, 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.

Dust affects tooth wear and chewing efficiency in chimpanzees

Researchers found that increased dust loads result in decreased chewing efficiency in chimpanzees. The consumption of dust-covered foods created micrometer-scale surface texture features on cheek teeth, leading to larger mean fecal particle sizes.

SourceMax Planck Institute for Evolutionary Anthropology·JournalAmerican Journal of Physical Anthropology·DateMar 6, 2019

Study finds Ebola survivors in Liberia face ongoing health issues

Researchers found Ebola survivors in Liberia had higher rates of uveitis, muscle pain, fatigue, and joint pain compared to a control group. Physical exams also revealed abnormal findings in abdominal, chest, and neurologic areas.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalNew England Journal of Medicine·DateMar 6, 2019

Ion experiment aces quantum scrambling test

Researchers at Joint Quantum Institute demonstrate a new way to distinguish between quantum scrambling and true information loss using a small quantum computer. They achieved an accuracy of 80% in correctly diagnosing scrambling with seven atomic ions.

SourceJoint Quantum Institute·JournalNature·DateMar 6, 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.

Timing of Medicare loss may affect long-term success of kidney transplantation

A new study found that losing Medicare coverage before the three-year post-transplant mark significantly increases the risk of kidney failure and decreases medication adherence. This has significant policy implications, highlighting the need for healthcare safety nets and access to immunosuppressive medications.

SourceWiley·JournalAmerican Journal of Transplantation·DateMar 6, 2019

Higher fitness level can determine longer lifespan after age 70

A study published by the American College of Cardiology reveals that physical fitness is a stronger indicator of survival in older adults than traditional cardiovascular risk factors. Higher fitness levels were associated with significantly increased rates of survival, even among those with multiple risk factors.

SourceAmerican College of Cardiology·DateMar 6, 2019

Deep learning merges advantages of holography and bright-field microscopy for 3D imaging

Researchers developed Bright-field Holography to overcome limitations of holographic 3D imaging. The method combines the image contrast advantage of bright-field microscopy with the snapshot volumetric imaging capability of holography, allowing for rapid creation of images equivalent to those from a bright-field microscope.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·DateMar 6, 2019

NASA sees Tropical Cyclone Haleh weakening

Tropical Cyclone Haleh is weakening due to moderate to strong vertical wind shear, causing its elongation and eventual transition into an extra-tropical storm. The storm has decreased maximum sustained winds to 75 knots (86 mph/139 kph) and is forecast to continue weakening in two days.

SourceNASA/Goddard Space Flight Center·DateMar 6, 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.

Sensory tests suggest 'liking' wines made with native grapes a learned response

Researchers found that non-expert consumers in Pennsylvania were more tolerant of methyl anthranilate, a compound causing the 'grapey' odor, due to frequent exposure to grape flavors. In contrast, wine experts in California rejected wines with high levels of methyl anthranilate. The study supports the idea that liking native grapes may...

SourcePenn State·JournalFood Quality and Preference·DateMar 6, 2019

1 + 1 does not equal 2 for graphene-like 2D materials

Researchers discovered that graphene-like materials stack together in a way that changes their properties, creating novel hybrid materials. The twist angle controls the hybridization, enabling precise control over composite materials and nano-devices.

SourceUniversity of Sheffield·JournalNature·DateMar 6, 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.

CAMH study reveals a new target for developing treatments for depression

Researchers at CAMH have discovered a new target for developing treatments for depression by finding higher levels of the brain protein MAO-B in people with clinical depression. The study found that individuals with depression had 26% higher MAO-B levels in their prefrontal cortex compared to those without depression.

SourceCentre for Addiction and Mental Health·JournalJAMA Psychiatry·DateMar 6, 2019

High-intensity interval training helps trim belly fat in cardiac rehab

A study found that high-intensity interval training (HIIT) was more effective than moderate exercise in losing body fat and trimming waistlines among cardiac rehabilitation patients. After 12 weeks, HIIT participants lost 4 pounds of body fat, gained 1.5 pounds of lean muscle mass, and trimmed an inch off their waists.

SourceAmerican College of Cardiology·DateMar 6, 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.

Chances for life expand when passing stars push binaries together

Astronomers find that binary star interactions can expand the habitable zone, increasing the likelihood of life on planets. Simulations reveal that 20 out of 350 binaries in young star clusters are squeezed together, expanding their habitable zones.

SourceRoyal Astronomical Society·JournalMonthly Notices of the Royal Astronomical Society·DateMar 6, 2019

AI study of risk factors in type 1 diabetes

A recent AI study identified high long-term blood sugar levels, kidney dysfunction, and excess bad cholesterol as the strongest predictors of cardiovascular disease and death in type 1 diabetes patients. The study also found that keeping these risk factors under control can lead to lower risks of cardiovascular events.

SourceUniversity of Gothenburg·JournalCirculation·DateMar 6, 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.

Transcription factor network gets to heart of wood formation

Researchers at NC State University have identified a complex transcriptional regulatory network that regulates wood formation in woody plants. The study reveals novel interactions between key transcription factors and genes, providing insights into the regulation of lignin biosynthesis and its relation to disease resistance.

SourceNorth Carolina State University·JournalThe Plant Cell·DateMar 6, 2019

People track when talkers say 'uh' to predict what comes next

In a study published in Journal of Memory and Language, researchers found that people actively track the occurrence of 'uh' in spoken communication to predict upcoming low-frequency words. Participants adjusted their predictions when listening to atypical talkers, suggesting distributional learning of disfluency cues.

SourceMax Planck Institute for Psycholinguistics·JournalJournal of Memory and Language·DateMar 6, 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.

Hurricane Maria had a significant impact on HIV care outcomes

A study found that Hurricane Maria led to a significant increase in viral load and decrease in CD4 counts among people living with HIV. Access to care was also reduced by over 22 percent, with those not virally suppressed before the hurricane having fewer medication adherence and more hospital visits.

SourceColumbia University's Mailman School of Public Health·DateMar 6, 2019

Migrating snowline plays outsized role in setting pace of Greenland ice melt

Researchers at Brown University found that the movement of Greenland's snowline plays a crucial role in controlling the rate of ice melt. The study showed that changes in snowline elevation explained more than half of the annual radiation variability on the ice sheet, highlighting its importance in determining melting rates.

SourceBrown University·JournalScience Advances·DateMar 6, 2019

Strategies developed to include more racial and ethnic minorities in clinical trials

A study recommends innovative strategies to address underrepresentation of racial and ethnic minorities in clinical trials, highlighting the need for tailored approaches. The study identifies key components such as strategic engagement with providers, community leader engagement, and dedicated input from minority patients and caregiver...

SourceMedical University of South Carolina·JournalJournal of Oncology Practice·DateMar 6, 2019

Translocation of bighorn sheep in Arizona has positive genetic outcomes

A seven-year study found that translocating bighorn sheep in Arizona increased genetic diversity without eroding ancestral lineage. The research suggests that targeted translocations can maintain or enhance genetic outcomes, contrary to previous studies indicating 'genetic bottlenecks'.

SourceUniversity of Wyoming·JournalJournal of Wildlife Management·DateMar 6, 2019

Low-carb diet tied to common heart rhythm disorder

A large study of nearly 14,000 people found that low-carb diets are significantly more likely to develop atrial fibrillation, a type of arrhythmia that can lead to stroke and heart failure. Researchers suggest using caution when restricting carbohydrates for weight loss due to potential inflammation and oxidative stress.

SourceAmerican College of Cardiology·DateMar 6, 2019

Opioid use associated with dramatic rise in dangerous heart infection

Hospital admissions for drug-related infective endocarditis increased by 436% at a medical center in the US, with heroin implicated in most cases. Patients who inject drugs are at risk of developing this condition due to contaminated needles introducing bacteria into their bloodstream.

SourceAmerican College of Cardiology·DateMar 6, 2019

Engineered microbe may be key to producing plastic from plants

Researchers at University of Wisconsin-Madison develop engineered microbe that can efficiently convert lignin from woody plants into a valuable aromatic compound. This conversion potential transforms the use of wood waste and unlocks a new industry for producing bioplastics.

SourceUniversity of Wisconsin-Madison·JournalGreen Chemistry·DateMar 6, 2019

Breast milk as drug-delivery device

Scientists are working on modifying human breast milk cells to produce specific proteins, such as vaccines, for premature babies. These engineered cells could potentially address birth defects, provide necessary proteins, or even treat certain diseases.

SourceAmerican Chemical Society·JournalChemical & Engineering News·DateMar 6, 2019

States with strict gun laws see more homicides when they border states with lax ones

A new study from the University of Pennsylvania School of Medicine reveals that states with strict gun laws experience higher homicide rates when neighboring states have more lenient laws. The research suggests that gun trafficking across state lines plays a significant role in this relationship.

SourceUniversity of Pennsylvania School of Medicine·JournalJournal of Trauma and Acute Care Surgery·DateMar 6, 2019

Breast cancer patients weigh in on addressing financial burdens

US breast cancer patients experience significant economic burdens due to treatment side effects like lymphedema. Patients advocate for policy changes and institutional adaptations to address these challenges. Recommendations include improved insurance coverage, expanded support services, and enhanced financial assistance.

SourceJohns Hopkins Bloomberg School of Public Health·JournalCancer·DateMar 6, 2019

Elegant interplay of coloration strategies is discovered in squid's smart skin

Researchers from Northeastern University and the Marine Biological Laboratory discovered that squid chromatophores use both pigmentary and structural coloration to create dynamic effects. This breakthrough opens up new opportunities for biologists and chemists to better understand cephalopod biology and develop wearable devices or coat...

SourceMarine Biological Laboratory·JournalNature Communications·DateMar 6, 2019

Disrupting wolf movement may be more effective at protecting caribou

A new study reveals that disrupting the ability of wolves to travel on linear developments, such as pipelines and roads, can reduce their access to caribou habitat. This strategy is more effective and less invasive than traditional methods like wolf culling or building fenced enclosures.

SourceBritish Ecological Society·JournalJournal of Animal Ecology·DateMar 6, 2019

More than just memories: a new role for the hippocampus during learning

Researchers found that the hippocampus uniquely represents bound features, such as faces and houses combined, which is essential for forming complex associations during learning. The study's findings have important implications for understanding how the brain's memory systems contribute to learning and decision-making.

SourceArizona State University·JournalNature Communications·DateMar 6, 2019

Resistance training may help prevent type 2 diabetes

A randomized controlled trial found that resistance training and aerobic training plus resistance training significantly reduced the incidence of type 2 diabetes. The study showed that these exercise programs can be as effective as isolated aerobic training in preventing overt type 2 diabetes.

SourceWiley·JournalDiabetes/Metabolism Research and Reviews·DateMar 6, 2019

Researchers get $1 million grant to improve medical data security

The UMass Lowell team will explore new ways of sharing data across different organizations compliant with HIPAA, enabling efficient collaboration among patients, researchers, and practitioners. The project aims to develop a secure cyberinfrastructure that can handle sensitive data, including homeland security and counterterrorism.

SourceUniversity of Massachusetts Lowell·DateMar 6, 2019

Long-term use of hormone therapy linked to increased Alzheimer's risk

A recent study published in The BMJ found that long-term use of oral hormone therapy is associated with a small increased risk of Alzheimer's disease in postmenopausal women. Women who used hormone therapy for over 10 years had an increased risk, especially those diagnosed at age 60 or older.

SourceBMJ Group·JournalThe BMJ·DateMar 6, 2019

Remote blood pressure monitoring via smartphone app shows promise

A pilot study found that remote blood pressure monitoring via smartphone app, accompanied by education and health coaching, can significantly improve blood pressure control. Participants who had the highest blood pressure at baseline showed the most reductions in both systolic and diastolic pressure.

SourceAmerican College of Cardiology·DateMar 6, 2019

Binding with consequences

Researchers discovered a mechanism by which bacteria like Burkholderia ambifaria activate white blood cells and attack the immune system. The study found that lectin BambL binds to carbohydrate residues on the surface of B cells, triggering an immune response in immunocompromised hosts.

SourceUniversity of Freiburg·JournalScience Signaling·DateMar 6, 2019

Can entangled qubits be used to probe black holes?

Researchers demonstrated scrambling of information in a quantum computer, simulating the behavior of matter inside a black hole. They showed that entangled qubits could potentially be used to probe the mysterious interiors of black holes.

SourceUniversity of California - Berkeley·JournalNature·DateMar 6, 2019

Eating healthy on a limited budget is possible

A new study published in the Journal of Nutrition Education and Behavior found that serving healthy meals to a family of four can be done for $25 per day, consistent with the USDA low-income cost of food meal plan. The study used menu planning and access to bulk supermarkets to achieve this cost.

SourceElsevier·JournalJournal of Nutrition Education and Behavior·DateMar 6, 2019

Houston, we're here to help the farmers

The ECOSTRESS mission aims to provide critical data for irrigation, enabling farmers to optimize water usage and reduce drought vulnerability. By measuring surface temperature, scientists can calculate evapotranspiration and identify which plants are using water most efficiently.

SourceAmerican Society of Agronomy·DateMar 6, 2019

Scientists find method to boost CRISPR efficiency

Researchers at UT Southwestern Medical Center discovered that adjusting CRISPR dosages can significantly improve dystrophin production in edited genes. The optimal ratio of components changed based on the DNA sequence being edited, paving the way for optimized gene therapies for other diseases.

SourceUT Southwestern Medical Center·JournalScience Advances·DateMar 6, 2019

Healthier dairy products with bacterial films and nanofiber membranes

Researchers created fermented milk products with bacterial films on nanofiber membranes, demonstrating improved probiotic survival and resistance to stomach digestion. The biofilms released live bacteria into the milk, allowing them to survive storage and transit.

SourceAmerican Chemical Society·JournalJournal of Agricultural and Food Chemistry·DateMar 6, 2019

Bone fractures increasing as seniors walk dogs to stay active

Fracture injuries linked to dog walking have more than doubled in patients 65 and older between 2004 and 2017, with hip and upper extremity breaks being the most common. Researchers emphasize the importance of considering risks for falls in lifestyle recommendations to minimize such injuries.

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA Surgery·DateMar 6, 2019

Want a healthy heart? Turn off the TV and eat a good breakfast

A study published by the American College of Cardiology found that people who spent less time watching TV and regularly ate an energy-rich breakfast showed significantly less plaque and stiffness in their arteries. Eating a high-energy breakfast was also associated with healthier arteries, while skipping breakfast increased the risk of...

SourceAmerican College of Cardiology·DateMar 6, 2019

Cancer death rate higher for patients with mental health history

A study of over 675,000 cancer patients found that those with a psychiatric history were 73% more likely to die from their cancer. The risk increased with the level of psychiatric help, suggesting that stress may affect the body's biological systems.

SourceCancer Research UK·JournalBritish Journal of Cancer·DateMar 6, 2019