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Science News for January 10, 2020


Medicaid expansion associated with fewer opioid overdose deaths across the US

A new study found that Medicaid expansion was associated with a six percent lower rate of total opioid overdose deaths, as well as lower rates of death involving heroin and synthetic opioids. However, unexpectedly, an 11 percent increase in methadone overdose mortality was observed with Medicaid expansion.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalJAMA Network Open·DateJan 10, 2020

Plant physiology: One size may not suit all

A new study published in Nature Plants reveals that there is no simple or universal solution to the problem of engineering plants to cope with the challenges posed by climate change. Higher levels of photoprotection may actually interfere with other mechanisms important for plant growth, and targeted adaptation is a complex task.

SourceLudwig-Maximilians-Universität München·JournalNature Plants·DateJan 10, 2020
Apple iPhone 17 Pro

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

Laserphysics: At the pulse of a light wave

Physicists have developed a novel detector that precisely determines the oscillation profile of light waves, enabling research on dynamic processes at molecular levels. The new technique allows for real-time investigation of molecule responses to intense light fields.

SourceLudwig-Maximilians-Universität München·JournalOptica·DateJan 10, 2020

Speech-disrupting brain disease reflects patients' native tongue

A study found that Italian and English speakers with primary progressive aphasia experience different speech and reading difficulties due to their native languages. Italian speakers tend to produce simpler sentences but struggle with pronunciation, whereas English speakers have more trouble pronouncing words.

SourceUniversity of California - San Francisco·JournalNeurology·DateJan 10, 2020

Deep learning differentiates small renal masses on multiphase CT

A deep learning method using a convolutional neural network (CNN) accurately differentiates between malignant and benign solid masses in small renal masses on contrast-enhanced CT scans. The corticomedullary phase showed the highest AUC value, indicating its effectiveness in malignancy prediction.

SourceAmerican Roentgen Ray Society·JournalAmerican Journal of Roentgenology·DateJan 10, 2020
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Malnutrition linked with increased risk of Zika birth defects

A recent study by University of Oxford researchers has found a strong link between maternal malnutrition and the severity of Congenital Zika Syndrome (CZS), a devastating condition caused by Zika virus infection. The study suggests that poor diets, particularly those lacking in protein, can exacerbate the effects of CZS, highlighting t...

SourceUniversity of Oxford·JournalScience Advances·DateJan 10, 2020

Shocked meteorites provide clues to Earth's lower mantle

A recent study published in Science Advances analyzed a shocked meteorite sample, revealing the presence of bridgmanite and metallic iron nanoparticles. Bridgmanite is considered the dominant material in the Earth's lower mantle, making up about 38 volume percent of our planet.

SourceArizona State University·JournalScience Advances·DateJan 10, 2020

Low-fat diet linked to lower testosterone levels in men

A new study published in The Journal of Urology found that a low-fat diet may be associated with lower testosterone levels in men. The study analyzed data from over 3,100 men and found that those on a low-fat diet had lower serum testosterone levels compared to those on an unrestricted diet.

SourceWolters Kluwer Health·JournalThe Journal of Urology·DateJan 10, 2020

Technique allows dolphin pregnancy exams to mirror those in humans

A new ultrasound technique allows veterinarians to evaluate dolphin pregnancies at all stages of gestation, similar to human pregnancy exams. This breakthrough enables the early detection of fetal abnormalities and maternal illness, crucial for saving dolphin pregnancies and informing conservation efforts.

SourceNational Marine Mammal Foundation·JournalVeterinary Radiology & Ultrasound·DateJan 10, 2020

Deep learning, 3D technology to improve structure modeling, create better drugs

Researchers at Purdue University have developed a novel approach using deep learning and 3D technology to model protein interactions. This innovation aims to create more accurate structure models of proteins involved in various diseases, ultimately leading to the design of targeted drugs that block specific protein-protein interactions.

SourcePurdue University·JournalBioinformatics·DateJan 10, 2020
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Always counterclockwise

A study by Kiel University researchers has identified a consistent counterclockwise deviation in the orientation of newly built Early Neolithic houses in Central and Eastern Europe. The finding is attributed to the phenomenon known as pseudo-neglect, where humans tend to prefer their left visual field.

SourceKiel University·JournalPLOS ONE·DateJan 10, 2020

Plants found to speak roundworm's language

Researchers found plants manipulate nematode pheromones to repel these pests, which cause more than $100 million in damage to crops every year. Plants metabolize ascarosides and secrete the metabolites back into the soil, broadcasting propaganda that 'this is a bad place'.

SourceBoyce Thompson Institute·JournalNature Communications·DateJan 10, 2020

Scientists examine how a gut infection may produce chronic symptoms

Researchers study how gut infections damage the nervous system, leading to chronic inflammation and conditions like IBS. They find that specific genes contribute to cell death and propose potential treatments by boosting polyamine production or restoring gut microbial communities.

SourceRockefeller University·JournalCell·DateJan 10, 2020

Antibiotics could be promising treatment for form of dementia

A class of antibiotics called aminoglycosides has been found to be effective in treating frontotemporal dementia by fixing a genetic mutation that prevents the production of progranulin protein. Researchers discovered two specific antibiotics, Gentamicin and G418, which were able to recover up to 50-60% of progranulin protein levels.

SourceUniversity of Kentucky·JournalHuman Molecular Genetics·DateJan 10, 2020
Fluke 87V Industrial Digital Multimeter

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

Scientists develop 'Twitter' for cells

Researchers developed NicheNet, a method to analyze intercellular communication, using machine learning and statistical techniques. The tool helps gain insight into how gene expression is regulated by interacting cells, with potential applications in immunology and tumor biology.

SourceVIB (the Flanders Institute for Biotechnology)·JournalNature Methods·DateJan 10, 2020
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Molecular 'doormen' open the way to potential obesity treatment

Yale researchers identify O-GlcNAc transferase enzyme as key regulator of fat droplet doorman, which controls cellular access for nutrients and lipids. Mice lacking the enzyme exhibit reduced fat cell size and improved lipid burning, while overexpression triggers obesity by increasing carbohydrate intake.

SourceYale University·JournalNature Communications·DateJan 10, 2020

Water governance: Could less sometimes be more?

A study of six European countries' water governance systems from 1750 to 2006 found that the introduction of new regulations can lead to conflicts, inefficiencies, and a decrease in system coherence. The researchers argue that less regulation may be more effective in achieving positive environmental impacts.

SourceUniversité de Genève·JournalEcological Economics·DateJan 10, 2020
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Explosion or collapse?

A team of scientists has successfully measured the electron capture rate in intermediate-mass stars, revealing that they are more likely to undergo a thermonuclear explosion than collapse. This finding has significant implications for galactic chemical evolution and the discovery of iron-60 in deep-sea sediments.

SourceHelmholtz Association·JournalPhysical Review Letters·DateJan 10, 2020

What happens to deferred intentions in the brain?

Researchers analyzed 20 years of research on intention deactivation and found that completed intentions can sometimes continue to affect people, particularly when reminders or stimuli trigger their retrieval. This effect is often rare but can play a role in learning new routines.

SourceTechnische Universität Dresden·JournalPsychological Bulletin·DateJan 10, 2020

Causes and consequences of manufacturing deviations

A research group at FAU is investigating the causes and consequences of manufacturing deviations, focusing on gear wheels and other complex machines. The project aims to develop methods and tools for reliable tolerance management, improving product function and lifespan.

SourceFriedrich-Alexander-Universität Erlangen-Nürnberg·DateJan 10, 2020
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Satellite constellations harvest energy for near-total global coverage

Researchers at Cornell University have discovered a way to make four-satellite constellations possible, enabling advances in telecommunication, navigation, and remote sensing. The new design harnesses energy from gravitational and solar radiation forces, reducing propellant needs and extending lifespan.

SourceCornell University·JournalNature Communications·DateJan 10, 2020

Study examines costs of closing nuclear plants in Germany

A new study found that closing nuclear plants in Germany resulted in substantial increases in global and local air pollution, with an estimated annual social cost of $12 billion. The shift to fossil fuel-fired power also led to increased mortality rates associated with air pollution.

SourceCarnegie Mellon University·DateJan 10, 2020

Gasification goes green

Researchers create light-powered nanoparticle that shrinks the carbon footprint of syngas production, a valuable chemical feedstock used to make fuels, fertilizer, and other products. The low-energy, low-temperature process produces a mix of carbon monoxide and hydrogen gas.

SourceRice University·JournalNature Energy·DateJan 10, 2020

New open-source software judges accuracy of computer predictions of cancer genetics

A new open-source software framework simulates genetic diversity in tumour samples and evaluates the accuracy of computer prediction algorithms. The tool provides a benchmarking approach for clinicians to make informed decisions about treatment options, helping them match patients with personalized medicines more effectively.

SourceThe Francis Crick Institute·JournalNature Biotechnology·DateJan 10, 2020
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Study finds 95 percent satisfaction rate with Mohs surgery

A study at UT Southwestern Medical Center found that patients who received Mohs surgery for melanoma reported a 95% long-term satisfaction rate with their results. The highly precise excision technique resulted in minimal scarring and a nearly 99% cure rate for early melanoma.

SourceUT Southwestern Medical Center·JournalDermatologic Surgery·DateJan 10, 2020

Pearls of wisdom

Researchers analyzed genome-wide genetic data from Japanese pearl oysters to understand their population structure and adaptability. They found that sea surface temperature and oxygen concentration strongly correlated with genetic variation, leading to the discovery of distinct northern and southern populations. The study provides insi...

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalEvolutionary Applications·DateJan 10, 2020

Trace Metals in Leatherback Turtle Eggs May Harm Consumers

Leatherback turtle eggs laid in Bocas del Toro nesting beaches contain high concentrations of trace metals, posing a health risk to local communities. The ingestion of these eggs could lead to increased lifetime carcinogenic risk for adults and children.

SourceSmithsonian Tropical Research Institute·JournalChemosphere·DateJan 10, 2020

New cellular player involved in obesity discover

Researchers have discovered that blocking the iRhom2 protein increases energy consumption in fat depots, protecting against fat accumulation and inflammation. The study found no deleterious side effects, suggesting iRhom2 blocking may be a promising treatment for obesity.

SourceInstituto Gulbenkian de Ciencia·JournalMolecular Metabolism·DateJan 10, 2020

It's not about East and West, it's about top and bottom

A German study finds that social appreciation and disrespect in daily life significantly vary based on socio-economic factors. Individuals with higher incomes and education levels tend to feel more recognized and respected, whereas the unemployed are at a greater risk of experiencing less recognition and respect.

SourceOtto-von-Guericke-Universität Magdeburg·JournalKZfSS Kölner Zeitschrift für Soziologie und Sozialpsychologie·DateJan 10, 2020
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.

Odstrcil receives funding for heliospheric model project

Dusan Odstrcil and his team are developing a high-quality heliospheric model using Python to accelerate visualization and increase output availability. ENLIL--a time-dependent MHD model--is the only code that can simulate coronal mass ejections up to Jupiter or Saturn orbit.

SourceGeorge Mason University·DateJan 10, 2020

Long-term medication for schizophrenia is safe

A 20-year study found that long-term antipsychotic treatment significantly reduced mortality in people with schizophrenia compared to those without medication. The study also showed no increased risk of hospitalization for cardiovascular disease among those receiving antipsychotic therapy.

SourceKarolinska Institutet·JournalWorld Psychiatry·DateJan 10, 2020

An 18-carat gold nugget made of plastic

Researchers at ETH Zurich develop a new form of 18-carat gold that weighs about five to ten times less than traditional gold, with a density of just 1.7 g/cm3. The lightweight gold is created by embedding thin discs of gold nanocrystals in a matrix of protein fibres and polymer latex.

SourceETH Zurich·JournalAdvanced Functional Materials·DateJan 10, 2020
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Plavchan seeking precise near-infrared radial velocity mass measurements

Researchers are using NASA's iSHELL spectrometer to measure masses of planets in the Transiting Exoplanet Survey Satellite (TESS) discovery list, including super-Earths with Earth-like properties. The study aims to confirm and refine mass estimates for these exoplanets, advancing our understanding of their potential habitability.

SourceGeorge Mason University·DateJan 10, 2020

Lonely in a crowd: Overcoming loneliness with acceptance and wisdom

Researchers identified three main themes that shape people's experience of living with loneliness, including individual differences, social isolation, and lack of meaningful activities. The study suggests that effective interventions can be developed by understanding the underlying causes of loneliness in senior housing communities.

SourceUniversity of California - San Diego·JournalAging & Mental Health·DateJan 10, 2020
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

New function for potential tumor suppressor in brain development

Researchers discovered that Cdkn1c loss leads to cell death and smaller brains when targeted at the single-cell level. In contrast, whole animal studies revealed no effect on brain size, suggesting a new growth-promoting role of Cdkn1c.

SourceInstitute of Science and Technology Austria·JournalNature Communications·DateJan 10, 2020

New study finds 8% of Chinese men are problem drinkers

A recent study published in Addiction found that eight percent of Chinese men are problem drinkers, with higher rates among men from lower socio-economic status and rural areas. Problem drinking is associated with increased risk of physical and mental health problems, as well as premature death.

SourceSociety for the Study of Addiction·JournalAddiction·DateJan 10, 2020

Prenatal Exposure to Flame Retardants Linked to Reading Problems

A new study found that prenatal exposure to polybrominated diphenyl ethers, a type of flame retardant, may increase the risk of reading problems in children. The study suggests that these chemicals can alter brain processes involved in reading, leading to a less efficient reading network.

SourceColumbia University Irving Medical Center·JournalEnvironment International·DateJan 10, 2020
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.

Thermolysis helps rid petroleum of viscous components

Thermolysis helps rid petroleum of viscous components by analyzing composition and mechanisms of catalytic activity during in-situ refining of heavy oils. The technique aims to improve efficiency and selectiveness in reactions with destruction of asphalt-resin compounds, reducing oil viscosity.

SourceKazan Federal University·DateJan 10, 2020

Unused stockpiles of nuclear waste could be more useful than we might think

Researchers at the University of Sussex have found a way to convert depleted uranium into ethane, an alkane used to produce ethanol and other compounds. This breakthrough could reduce the storage burden of DU and lead to new energy sources, challenging previous fears about its health risks.

SourceUniversity of Sussex·JournalJournal of the American Chemical Society·DateJan 10, 2020

Sun and Jajodia receive funding for subcontract agreement

Kun Sun and Sushil Jajodia's Center for Secure Information Systems (CSIS) at George Mason University received a $50,000 grant to develop a security analysis toolset. The project aims to provide abuse prevention and malware detection solutions for high-performance computers.

SourceGeorge Mason University·DateJan 10, 2020
Celestron NexStar 8SE Computerized Telescope

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

Losing tongue fat improves sleep apnea

Researchers found that reducing tongue fat is a primary factor in lessening the severity of Obstructive Sleep Apnea. Weight loss resulted in improved sleep apnea scores by 31% after the weight loss intervention, as measured by a sleep study.

SourceUniversity of Pennsylvania School of Medicine·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateJan 10, 2020

Cracks in Arctic sea ice turn low clouds on and off

Researchers found that greater lead occurrence is associated with fewer low-level clouds during winter in the Arctic. The study revealed that rapidly freezing leads can shut off moisture supply and accelerate sea ice freezing.

SourceUniversity of Utah·JournalNature Communications·DateJan 10, 2020

Leading astronomers and geophysicists honored in RAS bicentenary

The Royal Astronomical Society has awarded its highest honors to Professor Sandra Moore Faber and Professor Yvonne Elsworth for their groundbreaking research in galaxy structure, cosmology, and solar physics. Their achievements have significantly advanced our understanding of the universe.

SourceRoyal Astronomical Society·DateJan 10, 2020
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Jefferson Lab to be major partner in Electron Ion Collider Project

The Department of Energy has announced plans for a future Electron Ion Collider, sited at Brookhaven National Laboratory in New York. Jefferson Lab will be a major partner in the project, providing key support and expertise in particle accelerators and nuclear physics.

SourceDOE/Thomas Jefferson National Accelerator Facility·DateJan 10, 2020