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Science News Archive May 2015 - Page 4


Page 4 of 31

Iowa researchers find ending Medicaid dental benefit costly

A new study suggests that states may not save money by eliminating adult dental coverage under Medicaid. California's program showed a 68% increase in Medicaid costs for dental care in emergency departments after the benefit was ended, with over 1,800 additional visits annually to ERs.

SourceUniversity of Iowa·JournalHealth Affairs·DateMay 27, 2015

Diagnosing cancer with help from bacteria

Researchers at MIT and UCSD developed a new approach to detecting liver tumors using engineered probiotics. The bacteria produce a luminescent signal that can be detected with a common laboratory test, showing high sensitivity in detecting liver tumors larger than one cubic millimeter.

SourceMassachusetts Institute of Technology·JournalScience Translational Medicine·DateMay 27, 2015

Brain signals contain the code for your next move

Researchers have identified a neural pathway in the brain that predicts an animal's next move, using differential firing patterns of specific neurons. The study confirms that this pathway, involving the medial prefrontal cortex and hippocampus, enables animals to plan their trajectory.

SourceNorwegian University of Science and Technology·JournalNature·DateMay 27, 2015
Meta Quest 3 512GB

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

Congressional action needed to optimize regulation of genomic tests

A new report recommends that Congress authorize the development of nationally scaled genomic data systems for patient safety, public health, and scientific advancement. The authors argue that existing regulatory resources are insufficient to assure patients of maximal benefits from genomic testing.

SourceUniversity of Washington School of Medicine/UW Medicine·JournalNew England Journal of Medicine·DateMay 27, 2015

Homely men who misbehave can't win for losing

A study found that women tolerate unattractive men up to a point but shun them if they misbehave. The 'devil effect' magnifies the negative impact of unattractiveness when combined with social norm violations.

SourceSpringer·JournalGender Issues·DateMay 27, 2015

Hubble sees shock collision inside black hole jet

Astronomers have discovered a rare collision between two high-speed knots of ejected matter in a supermassive black hole jet. The finding suggests that shocks produced by collisions within the jet accelerate particles and brighten the regions of colliding material.

SourceNASA/Goddard Space Flight Center·JournalNature·DateMay 27, 2015

Penn Medical School dean: Precision medicine is 'personalized, problematic, and promising'

The rapidly emerging field of precision medicine is characterized by its use of genetic, biomarker, and psychosocial characteristics to tailor treatments for individual patients. While it holds great promise, precision medicine also raises concerns about the balance between patient needs and fiscal management.

SourceUniversity of Pennsylvania School of Medicine·JournalNew England Journal of Medicine·DateMay 27, 2015
Apple iPhone 17 Pro

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

False breast cancer alarm has negative impact on health

A new study by the University of Copenhagen found that women who received a false positive mammogram result showed signs of stress and depression years after the initial diagnosis was denied. Researchers are now urging for better information and support to be provided to women receiving false positives.

SourceUniversity of Copenhagen - The Faculty of Health and Medical Sciences·JournalThe Annals of Family Medicine·DateMay 27, 2015

On the trail of the clever snail

Researchers found that snails vary in their ability to remember and respond to training, with those good at one type of memory being poor at others. The study reveals that there is no universally smart snail, but rather individuals are smart at some things but not everything.

SourceUniversity of Exeter·JournalScientific Reports·DateMay 27, 2015

Signal identified that prompts one kidney to grow larger when the other is lost

Researchers have discovered a key driver of kidney growth in response to losing a single organ, highlighting the importance of protein synthesis and mTORC1 activation. By understanding this mechanism, they hope to develop new strategies for preserving kidney function in patients with a single functioning kidney.

SourceMedical College of Georgia at Augusta University·JournalJournal of the American Society of Nephrology·DateMay 27, 2015

ASCO: Trial creates 6 percent weight loss after breast cancer treatment

A two-year study found that female breast cancer survivors lost an average of 6% of their body weight through lifestyle changes, which may lower the risk of cancer recurrence. The study's results suggest that modest weight loss could become a routine part of oncology care to improve patient outcomes.

SourceUniversity of Colorado Anschutz Medical Campus·DateMay 27, 2015
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 identify key to preventing secondary cancers

Researchers discovered an enzyme called LysYl Oxidase (LOX) that enhances the spread of breast cancer to the bone. Treatment with bisphosphonate, a class of existing drugs for osteoporosis, has shown promise in preventing bone damage and tumour cell metastasis.

SourceUniversity of Sheffield·JournalNature·DateMay 27, 2015

Weak electric current to the brain may improve thinking in people with schizophrenia

Researchers found that transcranial direct current stimulation led to improvements in short-term memory and subtle changes in word retrieval in people with schizophrenia. The study suggests that this type of brain stimulation might ease some cognitive difficulties, enabling individuals to lead a more normal life.

SourceJohns Hopkins Medicine·JournalClinical Schizophrenia & Related Psychoses·DateMay 27, 2015

Why Americans can't buy some of the best sunscreens

The US market offers less effective sunscreens compared to European counterparts, which have approved eight superior formulations for better protection against UV-A and -B rays. Manufacturers are waiting for FDA approval since 2002, hindering product availability.

SourceAmerican Chemical Society·JournalChemical & Engineering News·DateMay 27, 2015

Imaging test may identify biomarker of Alzheimer's disease

A new study published in Radiology found that degeneration of white matter in the brain may be an early marker of specific types of Alzheimer's disease. White matter damage was found to be more severe and widespread in patients with atypical AD forms, suggesting a potential biomarker for early diagnosis.

SourceRadiological Society of North America·JournalRadiology·DateMay 27, 2015
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.

Hallucinations and delusions more common than thought

A comprehensive international study found that approximately five percent of the general population experiences hallucinations and delusions at some point in their lives. The study, involving over 31,000 participants from 19 countries, revealed that these experiences can be temporary and not always linked to serious mental illness.

SourceUniversity of Queensland·JournalJAMA Psychiatry·DateMay 27, 2015

Invisible helpers of the sea: Marine bacteria boost growth of tiny ocean algae

Researchers have found that diatoms grow faster in the presence of Sulfitobacter bacteria, which release a growth hormone beneficial to land plants. This discovery sheds light on the complex interactions between marine microbes and their environment, with potential implications for understanding ocean productivity and climate change.

SourceUniversity of Washington·JournalNature·DateMay 27, 2015
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.

New planning toolset gives farmers more options for improving water quality

A promising new solution for improving water quality is the Agricultural Conservation Planning Framework (ACPF), a systematic approach to identifying best options for reducing nutrient losses and erosion within a watershed. The framework provides an inventory of conservation possibilities, allowing farmers and stakeholders to choose th...

SourceAmerican Society of Agronomy·JournalJournal of Environmental Quality·DateMay 27, 2015

New online tool to predict genetic resistance to tuberculosis drugs

A new online tool called TB-Profiler can predict genetic resistance to tuberculosis drugs in a matter of minutes, improving the likelihood of cure for patients with drug-resistant TB. The tool uses genome sequence data to analyze and interpret resistance to 11 drugs used for treatment.

SourceLondon School of Hygiene & Tropical Medicine·JournalGenome Medicine·DateMay 27, 2015

Healthy Hearts Northwest helps small and mid-sized practices

The AHRQ-funded Healthy Hearts Northwest project aims to improve heart health among patients in primary care practices in Washington, Oregon, and Idaho. The initiative provides resources, support, and quality improvement strategies to help small- and mid-sized practices build their capacity for delivering high-quality cardiovascular care.

SourceGroup Health Research Institute·DateMay 27, 2015
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.

Eating a Mediterranean diet could cut womb cancer risk

Researchers found that women who adhered to a Mediterranean diet most closely lowered their risk of womb cancer by more than half. The diet's components included eating lots of vegetables, fruits and nuts, pulses, cereals and potatoes, fish, monounsaturated fats, and moderate alcohol intake.

SourceCancer Research UK·JournalBritish Journal of Cancer·DateMay 27, 2015

Pitt's Arthur S. Levine, M.D., and 17 other med school deans speak out

Leading medical schools warn of a hostile work environment due to uncertain federal funding, threatening research initiatives and clinical advances. The deans call for predictable funding streams and increased financial stability to support biomedical research and innovation.

SourceUniversity of Pittsburgh Schools of the Health Sciences·JournalScience Translational Medicine·DateMay 27, 2015
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.

Job-sharing with nursing robot

Researchers at Toyohashi University of Technology developed Terapio, a next-generation nursing robot that assists healthcare staff in delivering resources and recording patient information. The robot's friendly communication abilities and autonomous navigation capabilities enable efficient data management and care delivery.

SourceToyohashi University of Technology (TUT)·DateMay 27, 2015

Hip fractures in the elderly caused by falls, not osteoporosis

A recent study published in the BMJ finds that anti-osteoporotic medication is not effective in preventing hip fractures among older adults. The research highlights that falls and balance disorders are more significant contributors to hip fractures than bone brittleness, challenging current treatment strategies.

SourceUniversity of Helsinki·JournalThe BMJ·DateMay 27, 2015
Celestron NexStar 8SE Computerized Telescope

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

Social media & archaeology -- a match not made in heaven

Archaeologists are using social media to save sites, but a new study warns of potential harm from naive initiatives without strategic oversight. The use of online platforms puts archaeologists at risk of harassment and exploitation, and local communities face unequal access to their heritage.

SourceDe Gruyter·JournalOpen Archaeology·DateMay 27, 2015

Roadside air can be more charged than under a high-voltage power line

A world-first study by QUT reveals that roadside air is more charged with particles than air under high-voltage power lines, with concentrations up to 15 times higher within 10 meters of a freeway. The study highlights the significant impact of motor vehicle emissions on urban air quality.

SourceQueensland University of Technology·JournalThe Science of The Total Environment·DateMay 27, 2015
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.

Omitting market risk factor creates critical flaw in case-shiller home price indices

A new study reveals that omitting the market risk factor from the Standard & Poor's Case-Shiller Home Price Indices can create a critical flaw, leading to inaccurate estimates. The authors propose an alternative weight model to properly incorporate the market risk factor and demonstrate its impact using empirical evidence.

SourceFlorida Atlantic University·JournalJournal of Real Estate Research·DateMay 27, 2015

CU-Boulder instrument selected for NASA mission to Europa

A CU-Boulder instrument, SUDA, has been selected for a NASA mission to Jupiter's icy moon Europa to measure surface particles and study the moon's hidden ocean. The mission aims to understand the prerequisites of life in the solar system.

SourceUniversity of Colorado at Boulder·DateMay 27, 2015

Challenging students benefit from limit setting

A study by Jaana Viljaranta and colleagues found that limit setting is beneficial for children's math skill development, whereas guilt-inducing techniques hinder progress, especially among girls. The research project, funded by the Academy of Finland and Jacobs Foundation, examined teachers' interaction styles with around 150 children.

SourceAcademy of Finland·JournalChild Development·DateMay 27, 2015

Study in Nigeria finds 1 in 10 malaria drugs are poor quality

A study in Nigeria found that 9.3% of antimalarial drugs purchased in Enugu were of poor quality, while 1.2% were falsified and 6.8% substandard. The results highlight the need for improved drug regulation and monitoring to protect patients from receiving ineffective or harmful treatments.

SourceLondon School of Hygiene & Tropical Medicine·JournalPLOS ONE·DateMay 27, 2015
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.

Autism and rare childhood speech disorder often coincide

A study by Penn State researchers reveals that 64% of children initially diagnosed with autism also have apraxia, a rare neurological speech disorder. The Checklist for Autism Spectrum Disorder (CASD) accurately diagnoses autism in children with apraxia, and ongoing screenings are crucial to prevent long-term problems.

SourcePenn State·JournalJournal of Developmental & Behavioral Pediatrics·DateMay 27, 2015

Sex chromosomes -- why the Y genes matter

Researchers found four essential genes that were lost from the human Y chromosome but relocated to other chromosomes, including one gene crucial for sperm production. These findings suggest a complex role of sex chromosomes in genetic function and may contribute to male infertility.

SourceBMC (BioMed Central)·JournalGenome Biology·DateMay 27, 2015

Paleontologists pioneer laser-beam scanning of dinosaur fossils

A team of scientists has developed a method using commercial-grade laser equipment to find and analyze fossils of dinosaurs, revealing complex details unseen with traditional visual enhancers. The technique causes fossil samples to fluoresce, allowing for the detection of fakes and the identification of new species.

SourceUniversity of Kansas·JournalPLOS ONE·DateMay 27, 2015

Reading the Earth's LIPS

Researchers have found a novel way to 'read the Earth's LIPS', revealing a previously missed connection between Large Igneous Provinces and mid-ocean ridges. This discovery changes our understanding of massive volcanism in ocean basins, suggesting that undersea eruptions are less catastrophic than thought.

SourceUniversity of Sydney·JournalNature Geoscience·DateMay 27, 2015

Importance of clinically actionable results in genetic panel testing for cancer

While advances in technology have made multigene testing useful in predicting breast cancer risk, clinicians need awareness of its limitations. Recent studies suggest that low-cost genetic testing solutions may cause undue anxiety and stress due to lack of information about many genetic variants.

SourceUniversity of Pennsylvania School of Medicine·JournalNew England Journal of Medicine·DateMay 27, 2015
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.

Helping robots put it all together

A new MIT algorithm significantly reduces robot teams' planning time by deferring difficult grasp decisions until easier ones are made. The algorithm produces a workable plan that may not be perfectly efficient but saves time in planning, often offsetting added execution time.

SourceMassachusetts Institute of Technology·DateMay 27, 2015
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.

Dr. Gary Frishman authors editorial in Journal of Minimally Invasive Gynecology

Dr. Gary Frishman's editorial in Journal of Minimally Invasive Gynecology suggests that second-look laparoscopy may not be the best approach due to its risks and high cost. The procedure, which involves a repeat surgery to check for adhesions after a previous treatment, is questioned by Dr. Frishman as a model for responsible healthcare.

SourceCare New England·JournalJournal of Minimally Invasive Gynecology·DateMay 27, 2015

3-D printing technique explored to help treat type 1 diabetes

Researchers developed a 3D printing technique to create scaffolds for insulin-producing cells, which showed full functionality and improved transplantation success rates. The bioplotting method enabled the creation of porous structures that facilitated glucose and insulin exchange, while protecting the cells from the immune system.

SourceIOP Publishing·JournalBiofabrication·DateMay 27, 2015

NYU researchers examine obesity perceptions among Chinese-American adults in NYC

A recent study by NYU researchers found that approximately one-third of Chinese Americans incorrectly perceive their body weight. The study explored the accuracy of body weight perception and its impact on obesity among 162 participants, revealing significant differences among participants in terms of gender, age, and education years.

SourceNew York University·JournalObesity Research & Clinical Practice·DateMay 27, 2015
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.