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Science News Archive August 2013 - Page 18


Page 18 of 29

Latino families in study eat more fruits and veggies, drink less soda

A six-week program targeting Latino families increased fruit and veggie consumption, while reducing sugar-sweetened beverage intake. By involving mothers and other relatives, the intervention addressed real family needs, leading to significant behavioral changes.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Nutrition Education and Behavior·DateAug 12, 2013
Meta Quest 3 512GB

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

From Einstein to Oprah: Famous faces may help spot early dementia

Researchers developed a test to measure the ability to recognize and name famous people, finding that those with early onset dementia performed significantly worse on the test. The study also found correlations between brain tissue loss and difficulty in recalling names or faces.

SourceAmerican Academy of Neurology·JournalNeurology·DateAug 12, 2013

Research examines masculinity and sexuality in sport

A comparative analysis of mainstream sports magazine Sports Illustrated and LGBT-themed Compete found hypersexualization and objectification of male athletes on gay-themed magazine covers. The researchers argue that this disassociation results in a queered form of masculinity.

SourceUniversity of Cincinnati·DateAug 12, 2013

Sudy evaluates distracted driving among adolescents with ADHD

A study using a driving simulator found that adolescents with ADHD who were distracted while driving demonstrated more variability in speed and lane position than their non-ADHD peers. Texting significantly impaired the driving performance of all adolescents, including those with ADHD.

SourceJAMA Network·JournalJAMA Pediatrics·DateAug 12, 2013
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.

Why early pregnancy conferes breast cancer protection

Researchers discovered that early pregnancy reduces mammary gland progenitor cells, which can divide into milk-producing cells, reducing the risk of breast cancer. The study aims to develop a protective treatment mimicking the effects of early childbearing.

SourceHarvard University·JournalCell Stem Cell·DateAug 12, 2013

U of T Mississauga study highlights racial groups in TV ads

A University of Toronto study analyzed 1,000 characters in prime-time TV food and dining ads and found that Whites were disproportionately represented and associated with healthier foods. Blacks and East and Southeast Asians were underrepresented and negatively stereotyped in contrast.

SourceUniversity of Toronto·DateAug 12, 2013

LLNL scientists make new discoveries in the transmission of viruses between animals and humans

A team of Lawrence Livermore National Laboratory scientists, led by Monica Borucki, has made promising new discoveries about the emergence of inter-species transmittable viruses. They found that genetic diversity within a host animal can allow a virus to adapt and reach a human host, advancing our understanding of how new viruses spread.

SourceDOE/Lawrence Livermore National Laboratory·JournalJournal of General Virology·DateAug 12, 2013
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.

Brain's flexible hub network helps humans adapt

Research from Washington University in St. Louis suggests a 'flexible hub' theory of brain function, where the fronto-parietal network coordinates processing among specialized networks for novel cognitive tasks. This allows for rapid learning and adaptation, enabling humans to switch between different skills learned in different contexts.

SourceWashington University in St. Louis·JournalNature Neuroscience·DateAug 12, 2013

Estrogen enhancers tied to aggressive breast cancer

Researchers found that regulatory elements (DEREs) control multiple target genes in response to estrogen stimulation, contributing to tumor development. Decreasing DERE copies may have therapeutic potential for treating women with estrogen receptor-positive breast cancers.

SourceUniversity of Texas Health Science Center at San Antonio·JournalCancer Cell·DateAug 12, 2013

Researchers optically levitate a glowing, nanoscale diamond

Researchers at the University of Rochester have successfully levitated nanodiamonds in free space using a technique called laser trapping. The experiment enables the measurement of photoluminescence from defects inside the diamonds, which could lead to breakthroughs in quantum information and computing.

SourceUniversity of Rochester·JournalOptics Letters·DateAug 12, 2013

Irrigation in arid regions can increase malaria risk for a decade

A new University of Michigan-led study reveals that irrigation systems in arid regions can increase malaria risk for over a decade, even with intensive mosquito control efforts. The research highlights the need for long-term public health and safety programs to mitigate this impact.

SourceUniversity of Michigan·JournalProceedings of the National Academy of Sciences·DateAug 12, 2013
Apple iPhone 17 Pro

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

New materials for bio-based hydrogen synthesis

Researchers at Ruhr-Universität Bochum have developed a method to generate bio-based hydrogen through spontaneous protein activation, enabling the industrial application of hydrogenases. The new process uses chemically synthesized inactive iron complexes and biological precursors to produce fully activated enzymes.

SourceRuhr-University Bochum·JournalNature Chemical Biology·DateAug 12, 2013

Sense of smell: The nose and the brain make quite a team... in disconnection

Researchers found that odor representation changes after the first inhalation and an olfactory retentivity persists, comparable to vision and hearing. This phenomenon enables the identification of new odors in complex environments and participates in odor memorization.

SourceUniversité de Genève·JournalProceedings of the National Academy of Sciences·DateAug 12, 2013
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.

Electrical signatures of consciousness in the dying brain

A University of Michigan study reveals that rats display brain activity patterns characteristic of conscious perception shortly after clinical death. The findings suggest that the brain is capable of well-organized electrical activity during the early stage of clinical death.

SourceMichigan Medicine - University of Michigan·JournalProceedings of the National Academy of Sciences·DateAug 12, 2013

ADHD and texting found to significantly impair teenage driving

Researchers found that texting significantly affected drivers' speed and lane position for all study participants, with added risks for drivers with ADHD. The study used a driving simulator to test 61 16- and 17-year-old drivers with varying levels of ADHD diagnoses.

SourceCincinnati Children's Hospital Medical Center·JournalJAMA Pediatrics·DateAug 12, 2013

Oprah's and Einstein's faces help spot dementia

Researchers developed a new test to identify early-onset dementia in individuals aged 40-65 using face recognition tests, distinguishing between name and facial recognition. The study found significant differences in brain tissue loss between those with and without dementia, providing valuable insights into cognitive impairment.

SourceNorthwestern University·JournalNeurology·DateAug 12, 2013

Solutions for improving first aid in cardiorespiratory arrests

UPV/EHU researchers have developed an algorithm capable of diagnosing heart rhythm with just 3 seconds' worth of signal and a methodology to quantify how often massage is interrupted when applying interference-cutting systems. This allows for reliable diagnosis without stopping compressions, improving cardiac resuscitation procedures.

SourceElhuyar Fundazioa·JournalThe American Journal of Emergency Medicine·DateAug 12, 2013

Lampreys provide hints to ancient immune cells

Researchers have identified a type of white blood cell in lampreys that resembles gamma delta T cells found in mammals and birds. The discovery suggests that distinct cells with similar functions may have existed in the last common vertebrate ancestor, providing insights into the evolutionary past.

SourceEmory Health Sciences·JournalNature·DateAug 12, 2013
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.

'Dark-horse' molecule is a potential new anti-cancer target

Researchers at the Walter and Eliza Hall Institute have discovered that interleukin-11 is a key cytokine driving cancer development, unlike previously thought. Blocking its signalling could provide an exciting new approach to treating bowel and stomach cancers.

SourceWalter and Eliza Hall Institute·JournalCancer Cell·DateAug 12, 2013

Gold Pan Complex Fire

The Gold Pan Complex Fire in Idaho burned 17,103 acres of mixed conifer forest, fueled by dead trees and insects like the mountain pine beetle. High temperatures trapped smoke in valley bottoms.

SourceNASA/Goddard Space Flight Center·DateAug 12, 2013

Simulating flow from volcanoes and oil spills

A study published in Physics of Fluids simulates the path of volcanic debris and oil spills, providing a tool for scientists to predict the spread of ash clouds and oil flows. The model can help estimate the amount and speed of ejected material from future eruptions.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateAug 12, 2013
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.

Cosmology in the lab using laser-cooled ions

Scientists at PTB successfully generated and investigated symmetry-breaking in ion Coulomb crystals, mirroring the early universe. The research enables the study of quantum phase transitions and complex system dynamics.

SourcePhysikalisch-Technische Bundesanstalt (PTB)·JournalNature Communications·DateAug 12, 2013

Inducing and augmenting labor may be associated with increased risk of autism

A large retrospective analysis found that induced and augmented labor may be associated with increased risk of autism, especially among male children. The study suggests a 35% higher risk for male children undergoing both induction and augmentation compared to those who received neither treatment.

SourceDuke University Medical Center·JournalJAMA Pediatrics·DateAug 12, 2013
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.

African-American females have good odds to get a loan

According to a University of Iowa study, lenders perceive African-American females as single mothers who are industrious and hardworking, favoring them in lending decisions. The study found that education played a significant role in how lenders viewed borrowers, but gender and race also had an impact.

SourceUniversity of Iowa·DateAug 12, 2013

Study finds novel worm community affecting methane release in ocean

A new study has discovered a super-charged methane seep in the ocean off New Zealand that has created a unique food web. The presence of polychaetes worms, which consume bacteria enriched with methane, plays a critical role in stabilizing the ecosystem and preventing excessive greenhouse gas emissions.

SourceOregon State University·JournalLimnology and Oceanography·DateAug 12, 2013
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.

African-American females have good odds of getting a loan

According to a study by University of Iowa sociologist Sarah Harkness, African-American females are viewed favorably by lenders, who perceive them as single mothers who are industrious and hardworking. However, cultural stereotypes also influence lending decisions, with African-American men receiving the least amount of funding.

SourceAmerican Sociological Association·DateAug 12, 2013

New twist in the graphene story

Researchers have discovered a unique new twist to the story of graphene, which appears to solve a long-standing problem in device development. The twist creates a new electronic structure in bilayer graphene, leading to surprisingly strong changes in its properties.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Materials·DateAug 12, 2013
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.

New gene repair technique promises advances in regenerative medicine

Researchers developed an efficient way to target and repair defective genes using a novel technique that simplifies previous methods. This breakthrough enables the potential to repair genetic defects responsible for diseases like breast cancer, Parkinson's, and others, opening doors for meaningful therapeutic applications.

SourceUniversity of Wisconsin-Madison·JournalProceedings of the National Academy of Sciences·DateAug 12, 2013

Illinois researchers advance understanding of schistosome reproduction

Researchers at the University of Illinois have characterized stem cells in larval schistosomes, which may help control the parasite's life cycle and potentially lead to its eradication. The study discovered molecular signatures similar to those found in free-living flatworms, allowing schistosome larvae to rapidly reproduce.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·DateAug 12, 2013
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.

Communicating nightingales: Older males trill better

Researchers found that older males can perform faster and more demanding trills than their younger counterparts, which may be used by females to assess male quality. The study also reveals the nightingale's exceptional singing abilities, with a large song repertoire and rapid broadband trills.

SourceUniversity of Basel·JournalJournal of Avian Biology·DateAug 12, 2013

Research explores the 'cultural mythologies' of pregnancy

A study of 64 pregnant women in NYC found that common hearsay and media play a significant role in shaping their expectations about pregnancy. Women often referenced media sources when discussing their experiences, despite minimizing the influence of cultural mythologies in daily conversations.

SourceUniversity of Cincinnati·DateAug 12, 2013

Young beer-drinkers binge-drink more frequently

A study of 5,400 young Swiss men found that those who prefer beer exhibit riskier drinking patterns and substance use behaviors. Beer-drinkers are more likely to binge drink, smoke, and use cannabis than wine drinkers.

SourceUniversity of Zurich·JournalEuropean Journal of Public Health·DateAug 12, 2013

2 wildfires in Idaho

The 119,543-acre Pony Complex fire is now 20 percent contained, with two cabins destroyed in Syrup Creek. Firefighters are making progress in containing the southern portion of the fire, while the Beaver Creek Fire continues to spread into Deer Creek. Multiple residences have been defended and road closures are in effect.

SourceNASA/Goddard Space Flight Center·DateAug 12, 2013
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.

Changes to symptom structure in DSM-5 support diagnosis of toddlers with autism spectrum disorder

A new study published in the Journal of the American Academy of Child and Adolescent Psychiatry demonstrates support for the DSM-5 symptom structure for toddlers with autism spectrum disorder. The researchers found that the DSM-5 model was a better fit to the data than other models used during toddler assessment.

SourceElsevier·JournalJournal of the American Academy of Child & Adolescent Psychiatry·DateAug 12, 2013

School lunch and TV time linked with childhood obesity

A study published in Pediatrics found that school lunch and TV time are linked to childhood obesity, with girls who drank milk daily less likely to be obese and boys who played sports at a healthier weight. The research suggests that improving school lunches and decreasing screen time can help reduce the risk of obesity in children.

SourceMichigan Medicine - University of Michigan·JournalPEDIATRICS·DateAug 12, 2013
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.

New IBS treatment shows potential in Phase 2 study

A Phase 2 study found eluxadoline to be effective in decreasing abdominal pain and improving stool consistency without significant constipation risk. Symptom relief and quality of life scores increased over time, suggesting potential for a safe and effective treatment option.

SourceAmerican Gastroenterological Association·JournalGASTROENTEROLOGY·DateAug 12, 2013

New evidence that cancer cells change while moving throughout body

Researchers have direct evidence that epithelial-to-mesenchymal transition (EMT) occurs in human ovarian cancer patients, resulting in unique characteristics and resistance to chemotherapy. This finding highlights the need for combination therapy targeting both primary tumors and metastatic cells.

SourceGeorgia Institute of Technology·JournalJournal of Ovarian Research·DateAug 12, 2013