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Science News Archive 2017 - Page 308


Page 308 of 461

'Smart contact lens sensor' for diabetic and glaucoma diagnosis

Researchers developed a smart contact lens sensor that can monitor biomarkers for diabetes and glaucoma, allowing real-time health monitoring and wireless transmission of data. The sensor uses transparent and flexible materials, maintaining its characteristics even when deformed or exposed to human tears.

SourceUlsan National Institute of Science and Technology(UNIST)·JournalNature Communications·DateMay 4, 2017

Potential predictor of glaucoma damage identified

A new biomarker, GDF15, has been identified as a potential predictor of vision loss in glaucoma patients. The biomarker, which measures stress to cells rather than cell death, was found to be elevated in mice and humans with glaucoma, correlating with disease severity.

SourceWashU Medicine·JournalJCI Insight·DateMay 4, 2017

Study examines 'watch-and-wait' approach for people with rectal cancer

A study published in The Lancet Gastroenterology & Hepatology found that patients with rectal cancer who undergo chemotherapy and radiation have excellent survival rates and low rates of cancer recurrence. These 'complete responders' may not benefit from surgery, raising questions about the safety of a watch-and-wait approach.

SourceSt. Michael's Hospital·JournalThe Lancet Gastroenterology & Hepatology·DateMay 4, 2017
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.

Comprehensive atlas of immune cells in renal cancer

A comprehensive atlas of immune cells in renal cancer has been created, revealing new relationships between immune cells and their role in disease progression. The study identified specific protein structures on the surface of immune cells that can help tailor treatments to individual patients.

SourceUniversity of Zurich·JournalCell·DateMay 4, 2017

Russians may be happier than they appear, but they hide it

A comparative cross-cultural study found that Russians tend to express happiness openly with friends but hide it when interacting with strangers or government officials. Unlike Americans, who hold back positive emotions only when facing issues, Russians view happiness expression as a normal behavior.

SourceNational Research University Higher School of Economics·JournalJournal of Cross-Cultural Psychology·DateMay 4, 2017
Apple iPhone 17 Pro

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

Reaching for the stormy cloud with chameleon

PortHadoop reader enables seamless data transfer between Hadoop and parallel file systems, accelerating big data analytics. The NSF-funded Chameleon cloud testbed facilitates the development of PortHadoop reader for NASA Cloud library applications.

SourceUniversity of Texas at Austin, Texas Advanced Computing Center·DateMay 4, 2017

Novel treatment offers kidney failure patients with rare disorder new hope

A novel treatment has been successfully used to treat patients with a rare disorder that causes kidney failure, allowing targeted elimination of abnormal proteins and improving kidney function. The treatment, Daratumumab, targets plasma cell clones in the bone marrow, offering a new way to specifically treat the problem.

SourceIntermountain Medical Center·DateMay 3, 2017

Excessive DNA replication and its potential use against cancer

Researchers have discovered that excessive DNA replication can lead to cell malignancy but also offers a potential approach against cancer. By exploiting the cooperation of proteins CDC6 and CDT1, scientists aim to induce lethal DNA re-replication selectively in cancer cells.

SourceCentro Nacional de Investigaciones Oncológicas (CNIO)·JournalCell Reports·DateMay 3, 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.

VISTA peeks through the Small Magellanic Cloud's dusty veil

The VISTA survey has imaged millions of stars in the Small Magellanic Cloud, revealing surprising results about star formation history and structure. Most SMC stars formed relatively recently, unlike those in larger galaxies.

SourceESO·JournalMonthly Notices of the Royal Astronomical Society·DateMay 3, 2017

Research sheds new light on 'world's oldest animal fossils'

The Weng'an Biota fossils, once thought to be among the world's oldest evidence of animal life, may actually belong to other groups like algae. Researchers have found that characteristics previously used to define animals are not unique to them, leaving room for alternative identifications.

SourceUniversity of Bristol·JournalJournal of the Geological Society·DateMay 3, 2017

UK health spending needs to grow faster than GDP

New research suggests UK health spending must increase at a rate faster than GDP to meet growing demand for healthcare services. The J-value model, developed by Professor Philip Thomas, indicates that developed countries like France and Germany are already prioritizing health care as a fraction of their income.

SourceUniversity of Bristol·JournalNanotechnology Perceptions·DateMay 3, 2017
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.

How calorie restriction may prolong life

A new review suggests calorie restriction prolongs life by increasing ketone bodies, which decrease malignancies and insulin resistance in mice. Calorie restriction also reduces muscular weakness and blood glucose levels, supporting the theory's potential longevity benefits.

SourceWiley·JournalIUBMB Life·DateMay 3, 2017

Tighter building controls needed to achieve government global warming targets

A UK study found that building modelling professionals often fail to predict a building's actual energy efficiency, leading to significant financial and environmental implications. The researchers attribute this to the 'modelling illiteracy' caused by separation from the construction process and lack of feedback.

SourceUniversity of Bath·JournalBuilding Services Engineering Research and Technology·DateMay 3, 2017

Operating smart devices from the space on and above the back of your hand

Scientists create an input system called WatchSense that tracks the movement of fingers on and above the back of the hand using a depth sensor. This allows for more expressive interactions with smartphones and smart TVs, and has been successfully tested in various scenarios, including virtual and augmented reality.

SourceSaarland University·DateMay 3, 2017
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.

Water-repellant material sheds like a snake when damaged (video)

Scientists have developed a water-repellent material that molts like a snake's skin when damaged, revealing another hydrophobic layer beneath. This material has the potential to be used in various applications such as rain gear, medical instruments and self-cleaning car windows.

SourceAmerican Chemical Society·JournalLangmuir·DateMay 3, 2017

Speech and language deficits in children with autism may not cause tantrums

Researchers studied 240 children with autism between 15-71 months old, finding that IQ, communication skills, and speech ability explained less than 3% of their tantrums. Children with clear speech and high intelligence had the same number of tantrums as those with lower speech skills.

SourcePenn State·JournalJournal of Developmental and Physical Disabilities·DateMay 3, 2017

Compilation of research showcases latest advances in obesity treatment

The compilation presents state-of-the-art reviews on the pathogenesis, pathophysiology, and therapy of obesity, with a focus on the gastrointestinal tract. Key findings highlight the importance of diet composition, lifestyle interventions, and pharmacotherapy in weight management and metabolic health.

SourceAmerican Gastroenterological Association·JournalGASTROENTEROLOGY·DateMay 3, 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.

Lasers shed light on the inner workings of the giant larvacean

Giant larvaceans play a significant role in moving carbon from the upper to deep sea through their 'houses,' which filter tiny particles. Laser technology enables researchers to visualize chambers and passageways inside these structures, revealing higher filtration rates than previously estimated.

SourceMonterey Bay Aquarium Research Institute·JournalScience Advances·DateMay 3, 2017

Fake news and filters aren't fooling internet users

A recent survey of 14,000 internet users in seven nations found that concerns about fake news undermining democratic processes are unwarranted. In fact, internet users use search to check facts and validity of information, and encounter diverse information across multiple media sources.

SourceMichigan State University·DateMay 3, 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.

New tool reflects black men's experiences of police-based discrimination

A new study develops a tool to catalog police and law enforcement interactions with black men, finding that discrimination is associated with depression symptoms. The Police and Law Enforcement Scale can help document bias and provide greater insight into how institutionalized racism shapes the health of people in black communities.

SourceGeorge Washington University·JournalCultural Diversity and Ethnic Minority Psychology·DateMay 3, 2017

Rub each other up the right way

Research by Sayuri Naruse and Dr Mark Moss from Northumbria University found that couples' physical and mental wellbeing improved after a three-week massage course. The study involved 38 participants who reported significant benefits to their wellbeing, stress coping, and relationship satisfaction.

SourceBritish Psychological Society·DateMay 3, 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.

Psychological benefits for kids when mums keep taking folic acid

Research by Ulster University found that mothers taking folic acid supplements throughout pregnancy had children with higher levels of emotional intelligence and resilience. The study also showed a correlation between the level of folic acid in mothers' blood and their child's resilience.

SourceBritish Psychological Society·DateMay 3, 2017

Study measures air pollution increase attributable to air conditioning

A new study published in Environmental Science & Technology shows that air conditioning increases air pollution by hundreds to thousands of metric tons, particularly sulfur dioxide, nitrogen oxides, and carbon dioxide, with a 3-4% increase per degree Celsius rise in temperature

SourceUniversity of Wisconsin-Madison·JournalEnvironmental Science & Technology·DateMay 3, 2017

Does my algorithm work? There's no shortcut for community detection

A new paper in Science Advances challenges the approach of using metadata to validate community detection algorithms, showing that this method introduces biases and limits algorithm diversity. Researchers propose two new statistical approaches to explore deeper patterns within network data.

SourceSanta Fe Institute·JournalScience Advances·DateMay 3, 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.

Daily stress can trigger uptick in illegal drug use for those on parole, probation

A recent study found that even small daily stressors increase illegal drug use among those on parole or probation who have a history of substance use. The researchers also discovered that treatment helps limit substance use over time, and that prevention programs may be more effective with consideration of treatment history.

SourceNorth Carolina State University·JournalPsychology of Addictive Behaviors·DateMay 3, 2017

First clear-cut risk genes for Tourette disorder revealed

A study has identified four brain-expressed genes as likely risk factors for Tourette disorder, including WWC1, FN1, CELSR3, and NIPBL. De novo variants in these genes were found to have a significant association with the disorder, suggesting a potential target for effective treatments.

SourceUniversity of California - San Francisco·JournalNeuron·DateMay 3, 2017

Computers learn to understand humans better by modelling them

Researchers have developed a method that enables computers to infer psychologically plausible models of individuals from limited data, improving understanding of human behavior. This breakthrough could lead to more accurate predictions and adaptations in human-robot interaction and adaptive interfaces.

SourceAalto University·DateMay 3, 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.

Diving deep, WSU researchers find wealth of fish

A comprehensive study of mesophotic coral reefs on Hawaii island has revealed the presence of a diverse range of fish species, with many found nowhere else. The research highlights the importance of these deep reefs in conserving reef fish biodiversity and providing critical habitat for shallow reef fishes.

SourceWashington State University·JournalCoral Reefs·DateMay 3, 2017

'Princess pheromone' tells ants which larvae are destined to be queens

Researchers have identified a unique pheromone in Indian jumping ant larvae that signals which larvae are likely to become queens. The discovery reveals how the colony ensures proper caste differentiation and highlights the importance of pheromones in social insect behaviors.

SourceNorth Carolina State University·JournalAnimal Behaviour·DateMay 3, 2017

How neurons and glia cells are created in the developing brain

Researchers find Lgl1 controls neural stem cell proliferation, producing neurons and glia cells in the developing cortex. The study reveals two mechanisms of Lgl1 function: one for embryonic development and another for postnatal brain growth.

SourceInstitute of Science and Technology Austria·JournalNeuron·DateMay 3, 2017
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.

Cost of Zika outbreak in the United States could be high

A computational analysis led by Johns Hopkins Bloomberg School of Public Health researchers estimates that even a mild Zika outbreak in the US could result in $183 million in medical costs and productivity losses. A more severe outbreak could cost over $1 billion, with increased risks of birth defects and Guillain-Barré syndrome.

SourceJohns Hopkins Bloomberg School of Public Health·JournalPLOS Neglected Tropical Diseases·DateMay 3, 2017

Report: Even in death, indigenous border crossers marginalized

A new analysis reveals that people with indigenous backgrounds are less likely to be identified after death due to inadequate family involvement and trust issues with government institutions. Non-governmental organizations can serve as bridges between families and authorities to improve identification rates.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalAmerican Anthropologist·DateMay 3, 2017

What roundworms can teach us about human growth

Researchers found that activating or deactivating a hormone in roundworms stimulates or stunts growth, mirroring human TRH regulation. This discovery offers new possibilities for research into human growth mechanisms.

SourceKU Leuven·JournalProceedings of the National Academy of Sciences·DateMay 3, 2017

Study suggests genetic reason for impaired skilled movements

Researchers found that mice lacking Bax/Bak genes failed to develop sophisticated neural circuits, leading to impaired skilled movements. The study suggests testing individuals with motor development disabilities for mutant forms of the same genes.

SourceCincinnati Children's Hospital Medical Center·JournalNeuron·DateMay 3, 2017

Consumers warned about accuracy of heart rate apps

A study found substantial differences in accuracy between commercially available heart rate apps, with some apps performing up to 20 beats per minute off from the clinical gold standard. Non-contact apps performed less well than contact apps, particularly at higher heart rates and lower body temperatures.

SourceEuropean Society of Cardiology·JournalEuropean Journal of Preventive Cardiology·DateMay 3, 2017
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.

Brain 'relay' also key to holding thoughts in mind

Studies in mice funded by NIH reveal thalamus sustains ability to distinguish categories and hold thoughts in mind. The structure boosts synchronous activity of PFC neurons to sustain memory of category, improving working memory performance.

SourceNIH/National Institute of Mental Health·JournalNature Neuroscience·DateMay 3, 2017

Death rate higher in women than men after discharge from emergency departments for heart arrhythmias

A study published in the Canadian Journal of Cardiology found that women with atrial fibrillation/flutter experienced higher death rates than men 30 and 90 days after discharge from emergency departments. The study analyzed data from 21,062 patients and identified differences in outcomes between male and female patients.

SourceElsevier Health Sciences·JournalCanadian Journal of Cardiology·DateMay 3, 2017

Keeping cool in the summer leads to increased air pollution

An analysis of 27 US states found that summer temperature increases lead to higher electricity-related emissions of sulfur dioxide (SO2), nitrogen oxides (NOx) and carbon dioxide (CO2). States with more coal power plants, such as Ohio and Pennsylvania, released the most SO2 emissions.

SourceAmerican Chemical Society·JournalEnvironmental Science & Technology·DateMay 3, 2017

Biophysics: Conflict or coexistence

A team of biophysicists used experiment and mathematical theory to study the changing composition of a mixed bacterial population. They found that in some cases, a strain with a toxin can outcompete another strain, but this depends on various factors such as the environment and initial inoculum size. The results suggest a complex inter...

SourceLudwig-Maximilians-Universität München·JournalPLOS Biology·DateMay 3, 2017
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.

A speedy, sensitive, and low-cost detection test for Zika virus

A new detection test for Zika virus distinguishes between African and Asian strains, improving tracking efforts. The low-cost LAMP test is faster than current gold-standard methods, with minimal processing requirements.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience Translational Medicine·DateMay 3, 2017