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Science News Archive May 2015


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.

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.

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.

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.

Apple iPhone 17 Pro

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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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...

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.

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.

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.

Focus on the brain: RI-MUHC researchers address unmet needs in neurosciences

A new research team at RI-MUHC has developed a glutamate biosensor platform using revolutionary protein engineering technology Cyto-iGluSnFR. This platform allows for the detection of glutamate levels in brain cells, enabling the screening of millions of chemical compounds to develop new drugs targeting EAATs.

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.

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.

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.

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.

Fluke 87V Industrial Digital Multimeter

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

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.

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.

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.

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.

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.

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.

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.

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.

Celestron NexStar 8SE Computerized Telescope

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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.