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Science News for January 13, 2017


A chemical-biological strategy for microRNA target identification

Researchers have developed a chemical-biological strategy for microRNA target identification using photo-clickable miRNAs. This approach enables the identification of target genes associated with miRNAs without disrupting their function, revealing new insights into miRNA-involved cellular regulation pathways.

SourceNanjing University School of Life Sciences·JournalJournal of the American Chemical Society·DateJan 13, 2017

Thinking of changing your behavior in 2017? Try moving first

Researchers found that people who recently moved were more likely to make changes to their behaviors, such as reducing energy and water use, commuting choices, and waste management. This study suggests that changing one aspect of life, like moving, can lead to broader positive changes.

SourceSociety for Personality and Social Psychology·DateJan 13, 2017

Adaptive management of soil conservation is essential to improving water quality

A new study found that increased levels of soluble phosphorus in rivers entering Lake Erie may be linked to conservation measures, despite their success in reducing soil erosion and nutrient losses. The research highlights the need for adaptive management approaches to tackle both soluble and particulate phosphorus losses from farmland.

SourceUK Centre for Ecology & Hydrology·JournalJournal of Environmental Quality·DateJan 13, 2017

Scientists engineer animals with ancient genes to test causes of evolution

Researchers created genetically modified fruit flies containing reconstructed ancient genes to study the evolutionary effects of genetic changes. They found that the accepted wisdom about the molecular causes of the flies' evolution is incorrect, challenging a classic example of adaptation.

SourceUniversity of Chicago Medical Center·JournalNature Ecology & Evolution·DateJan 13, 2017
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.

3-D scans for the automotive industry

The automotive industry is shifting towards more frequent model changes and smaller volumes, requiring increased flexibility in production. Researchers are using 3D scans to generate virtual three-dimensional images of production facilities, simulating how to convert lines for new models.

SourceUniversity of Würzburg·DateJan 13, 2017

MIA transport protein no longer missing in action

Researchers at John Innes Centre identify CrNPF2.9 as key transporter of strictosidine, a central intermediate in monoterpene indole alkaloid biosynthesis; this discovery sheds light on the pathway of MIA compounds produced in the plant.

SourceJohn Innes Centre·JournalNature Plants·DateJan 13, 2017

Teens unlikely to be harmed by moderate digital screen use

A new study of over 120,000 UK teens found that moderate digital screen use is not linked to negative effects on well-being. The researchers suggest a 'digital sweet spot' where screen time benefits teens by providing opportunities for social connections and skills. However, excessive engagement may displace important activities.

SourceAssociation for Psychological Science·JournalPsychological Science·DateJan 13, 2017

Sensory stimuli control dopamine in the brain

A study by Prof. Dr. Wolfgang Driever and his team discovered that specific tactile and visual stimuli activate dopaminergic nerve cells in the forebrain, affecting brain function and basic behaviour. This finding could lead to new treatments for conditions like restless leg syndrome.

SourceBIOSS - Centre for Biological Signalling Studies·JournalCurrent Biology·DateJan 13, 2017

Hubble gazes into a black hole of puzzling lightness

The galaxy RX J1140.1+0307 has a supermassive black hole with one of the lowest known masses, yet its emission spectrum cannot be explained by current models. Scientists believe other mechanisms are at play in the interactions between the inner and outer parts of the accretion disk surrounding the black hole.

SourceNASA/Goddard Space Flight Center·DateJan 13, 2017
Apple iPhone 17 Pro

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

Exeter research helps protect loggerhead turtles

Researchers from the University of Exeter have tagged and tracked hundreds of loggerhead turtles in Greece to study their migration patterns. The results show most turtles come from nesting populations within 125 miles, but one female traveled over 1,000 miles to breed in Turkey and Syria.

SourceUniversity of Exeter·JournalMarine Biology·DateJan 13, 2017

How the darkness and the cold killed the dinosaurs

The study reveals that sulfuric acid droplets formed after the asteroid impact caused long-lasting cooling, which likely contributed to the death of land-living dinosaurs. Marine ecosystems were also severely affected by the ocean circulation disturbances caused by surface cooling.

SourcePotsdam Institute for Climate Impact Research (PIK)·JournalGeophysical Research Letters·DateJan 13, 2017

Nigeria: Clean-burning stoves improve health for new mothers

A clinical trial in Nigeria replaced biomass and kerosene cookstoves with ethanol stoves, reducing the risk of high blood pressure and cardiovascular disease in pregnant women. The study found a significant decrease in high blood pressure among women who cooked with ethanol, with risks reduced by 97% compared to those using traditional...

SourceUniversity of Chicago Medical Center·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateJan 13, 2017

Researchers quantify in high speed a viper's strike in nature for the first time

UC Riverside-led research quantifies rattlesnake strikes for the first time using portable high-speed cameras, capturing three-dimensional video of a snake preying on a kangaroo rat. The study reveals that snakes can greatly exceed lab observations and that kangaroo rats may use elastic energy storage to evade strikes.

SourceUniversity of California - Riverside·JournalScientific Reports·DateJan 13, 2017
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.

Children gain more weight when parents see them as 'overweight'

A study found that children perceived as 'overweight' by parents tend to gain more weight over time, possibly due to negative self-image and attempts to lose weight. The association was seen in both Australian and Irish families, with the link not explained by other factors.

SourceAssociation for Psychological Science·JournalPsychological Science·DateJan 13, 2017

Researchers develop environmentally friendly soy air filter

The new soy-based filter can capture nearly all pollutants, including small particles and hazardous gaseous molecules. The biodegradable material is cost-effective and has the potential to improve indoor air quality, particularly in regions with poor air quality.

SourceWashington State University·JournalComposites Science and Technology·DateJan 13, 2017

Reducing the radioresistance of cancer

Researchers at Kumamoto University find that interleukin-6 (IL-6) helps cancer cells survive radiation therapy by suppressing oxidative stress through the Nrf2-antioxidant pathway. This discovery offers new potential therapies targeting IL-6 to combat radioresistant cancers.

SourceKumamoto University·JournalBritish Journal of Cancer·DateJan 13, 2017

Biofuel matchmaker: Finding the perfect algae for renewable energy

A new collaborative project is using a unique climate-simulating laboratory system to quickly identify promising algae strains for renewable fuels. The Algae DISCOVR Project aims to reduce the cost and time needed to move promising algal strains from the laboratory to production.

SourceDOE/Pacific Northwest National Laboratory·DateJan 13, 2017
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.

How to be a winner in the game of evolution

Researchers found that the most successful phyla have a skeleton, live on land, and are parasites. This suggests that traits like having eyes or complex organs may not be primary drivers of species diversification. The study sheds light on why some groups have branched into many species while others remain relatively few.

SourceUniversity of Arizona·DateJan 13, 2017

Pig gene advance could boost sperm stocks from prized animals

Scientists have created male pigs that can produce sperm with the genetic blueprint of sought-after pigs by transplanting stem cells into surrogate animals. This breakthrough could dramatically improve pig farming efficiency and quality, as well as enhance desirable traits like disease resilience.

SourceUniversity of Edinburgh·JournalScientific Reports·DateJan 13, 2017

What makes erionite carcinogenic?

New research suggests that erionite's carcinogenic effect may be caused by its fibrous structure, rather than iron present in accompanying minerals. The mineralogists' findings raise questions about the role of ferrous particles in erionite's toxicity.

SourceFriedrich-Schiller-Universitaet Jena·JournalScientific Reports·DateJan 13, 2017
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.

The global toll of fetal alcohol syndrome

A study by the Centre for Addiction and Mental Health estimates that nearly 10% of women drink alcohol during pregnancy worldwide, leading to an estimated 119,000 cases of Fetal Alcohol Syndrome annually. The study also found that nearly 15 people per 10,000 have FAS globally.

SourceCentre for Addiction and Mental Health·JournalThe Lancet Global Health·DateJan 13, 2017

Improving the view on the genetic causes of retinitis pigmentosa

Researchers discover mutations in the REEP6 gene as a significant contributor to retinitis pigmentosa, a leading inherited eye disorder. The study identifies seven new cases of patients with tunnel vision and vision loss, shedding light on the genetic basis of this devastating disease.

SourceBaylor College of Medicine·JournalAmerican Journal of Human Genetics·DateJan 13, 2017
Meta Quest 3 512GB

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

Common epilepsies share genetic overlap with rare types

Researchers found a significant excess of mutations in five genes previously implicated only in rare forms of epilepsy in individuals with common forms of the disorder. The study identified these genes as contributing to epilepsy risk in approximately 8 percent of people with familial non-acquired focal epilepsy.

SourceColumbia University Irving Medical Center·JournalThe Lancet Neurology·DateJan 13, 2017

Depression as hard on the heart as obesity and cholesterol

A study published in Atherosclerosis journal reveals that depression poses a significant risk for cardiovascular diseases, comparable to high cholesterol levels and obesity. Researchers analyzed data from over 3,400 male patients, finding that depression accounts for roughly 15% of cardiovascular deaths.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·JournalAtherosclerosis·DateJan 13, 2017
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.

Scientists develop new wheat-wheatgrass hybrid

Researchers at Washington State University have created a perennial grain species, Salish Blue, which combines wheat and wheatgrass. This new crop has the potential to improve soil health, reduce waste, and provide sustainable food options for the Pacific Northwest.

SourceWashington State University·JournalGenetic Resources and Crop Evolution·DateJan 13, 2017
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.

Older adults walk more for money and opportunity to donate to charity

A Penn Medicine study found that older adults walked 2,348 steps and 2,562 steps per day with financial incentives and charity donations, respectively. The study suggests that goal-based interventions can motivate older adults to exercise more effectively.

SourceUniversity of Pennsylvania School of Medicine·JournalAmerican Journal of Preventive Medicine·DateJan 13, 2017

Workouts with fewer reps could yield better results

A University of Stirling analysis found that doing fewer repetitions of high-intensity cycle sprints on a bike can lead to greater improvements in cardiorespiratory fitness. The optimal number of repetitions appears to be just two, allowing for shorter workouts without compromising results.

SourceUniversity of Stirling·JournalMedicine & Science in Sports & Exercise·DateJan 13, 2017

Older, fitter adults experience greater brain activity while learning

Researchers found that older, fitter adults outperformed younger counterparts in memory tasks, with increased brain activity observed in regions typically declining with age. This suggests that cardiorespiratory fitness may contribute to brain maintenance and serve a compensatory role in age-related memory decline.

SourceBoston University School of Medicine·JournalCortex·DateJan 13, 2017

Sensory stimuli control dopamine in the brain

Researchers at the University of Freiburg discovered that dopamine release is triggered by tactile and visual stimuli in the forebrain, affecting brain function. This finding may lead to new treatments for restless leg syndrome, a condition causing unpleasant sensations during sleep.

SourceUniversity of Freiburg·JournalCurrent Biology·DateJan 13, 2017
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.

Clean-fuel cookstoves may improve cardiovascular health in pregnant women

Researchers found that clean-burning ethanol stoves reduced the incidence of hypertension and increased diastolic blood pressure in pregnant Nigerian women. The study suggests that switching to clean fuels could have significant health benefits for vulnerable populations, including pregnant women.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateJan 13, 2017

Cleverly designed tuberculosis vaccine shows promise in mice

A new TB vaccine using biobeads to present antigens from the tuberculosis bacterium has shown promising results in mice. The vaccine is designed to induce cell-mediated immune responses and could potentially provide protective immunity against TB.

SourceAmerican Society for Microbiology·JournalApplied and Environmental Microbiology·DateJan 13, 2017

Scientists reprogram embryonic stem cells to expand their potential cell fates

Scientists have found a way to reprogram mouse embryonic stem cells to mimic the developmental characteristics of fertilized eggs, also known as zygotes. This breakthrough reveals a novel mechanism regulating totipotency and provides a powerful cell-culture system to further study early embryo development.

SourceUniversity of California - Berkeley·JournalScience·DateJan 13, 2017

Are herders and livestock bad for rare wildlife? It's complicated.

Researchers found that livestock can have both detrimental and beneficial effects on rare wildlife, such as argali and wolves. While livestock reduces available pasturage for argali, it also serves as an alternative prey source for wolves, relieving predatory pressure. In contrast, herding dogs pose a threat to argali populations.

SourceWildlife Conservation Society·JournalConservation Biology·DateJan 13, 2017
Fluke 87V Industrial Digital Multimeter

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

Bloodstream infections: Most common type of health care-associated infections in children

The study establishes the prevalence of bloodstream infections as the most common type of healthcare-associated infection (HAI) in children, with a high mortality rate associated with these infections. The findings highlight the need for urgent action to prevent and reduce HAIs in neonatal and paediatric intensive care units.

SourceEuropean Centre for Disease Prevention and Control (ECDC)·JournalThe Lancet Infectious Diseases·DateJan 13, 2017

NASA analyzes heavy rainfall over Southern Thailand

NASA used its Global Precipitation Measurement mission to analyze heavy rainfall in southern Thailand, which resulted in record-breaking totals. The analysis showed extreme rainfall of over 700 mm over the Gulf of Thailand and greater than 500 mm on land., Rainfall has increased significantly over Thailand during this La Nina year.

SourceNASA/Goddard Space Flight Center·DateJan 13, 2017

NUS researchers achieve major breakthrough in flexible electronics

NUS researchers have made a breakthrough in developing conducting polymer films that can provide unprecedented ohmic contacts, enabling superior performance in plastic electronics. The breakthrough allows for the creation of high-performance devices such as organic light-emitting diodes, solar cells and transistors.

SourceNational University of Singapore·JournalNature·DateJan 13, 2017

Deep mantle chemistry surprise: Carbon content not uniform

Analysis by Carnegie's Marion Le Voyer and Erik Hauri has doubled the world's known finds of mantle carbon, revealing a more complex distribution than previously thought. The team studied tiny magmatic inclusions trapped inside solid crystals that protected them from degassing during magma ascent and eruption.

SourceCarnegie Institution for Science·JournalNature Communications·DateJan 13, 2017

Arabica coffee genome sequenced

The release of the Arabica coffee genome sequence by UC Davis holds promise for developing disease-resistant varieties and understanding flavor profiles. The sequencing was conducted through a collaboration between researchers and farmer Jay Ruskey, who is growing commercial coffee plants in California's Central Coast region.

SourceUniversity of California - Davis·DateJan 13, 2017
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.

Composite material for water purification

The researchers developed a multifunctional composite material that can remove inorganic, organic, radioactive, and microbial impurities from water. The material, called SILP, uses polyoxometallates and tetraalkylammonium cations to effectively remove heavy metals and other contaminants.

SourceWiley·JournalAngewandte Chemie International Edition·DateJan 13, 2017

CO2, the philosopher's stone to obtain valuable pharmaceuticals

ICIQ researchers develop a method to convert cyclic carbonates from CO2 into chiral amino-alcohols, used in drugs like Tamiflu and analgesics. The process uses a palladium catalyst and releases CO2, which can be reused.

SourceInstitute of Chemical Research of Catalonia (ICIQ)·JournalJournal of the American Chemical Society·DateJan 13, 2017

NIAID officials call for continued Zika research

Researchers emphasize the need for continued study of Zika virus due to its serious complications and the importance of developing effective vaccines and treatments. Lessons learned from other arboviruses like West Nile and Chikungunya highlight the risks of fading interest in diseases that transition to endemicity.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalJournal of the American Medical Association·DateJan 13, 2017
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.

Multiregional brain on a chip

Researchers developed a multiregional brain-on-a-chip to study how diseases impact different regions of the brain. The model characterized differences between neurons from distinct brain regions and mimicked system connectivity.

SourceHarvard John A. Paulson School of Engineering and Applied Sciences·JournalJournal of Neurophysiology·DateJan 13, 2017

Your cell phone could curb the intensity of your workout

Talking or texting on a cell phone while exercising can lower the intensity of a workout by 45% and affect balance. Listening to music on a cell phone has no notable impact on postural stability during exercise, according to a recent study.

SourceHiram College·JournalPerformance Enhancement & Health·DateJan 13, 2017
Celestron NexStar 8SE Computerized Telescope

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