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Science News Archive September 2017 - Page 37


Page 37 of 39

Aeroices: Newly discovered ultralow-density ice

A team from Okayama University in Japan has discovered a new family of ice phases called aeroices, which have the lowest density of all known ice crystals. These ices can be more stable than zeolitic ice at certain thermodynamic conditions under negative pressure.

SourceAmerican Institute of Physics·JournalThe Journal of Chemical Physics·DateSep 5, 2017

Association for Molecular Pathology announces 2017 award recipients

The Association for Molecular Pathology (AMP) has awarded prestigious honors to Drs. Andrew P. Feinberg, Gregory J. Tsongalis, and Alexis B. Carter for their outstanding contributions to the field of molecular diagnostics. AMP President Federico A. Monzon praised the award recipients for their decades of service to the society.

SourceAssociation for Molecular Pathology·DateSep 5, 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.

Sharp rise in common ownership

A recent analysis found that nearly half of hospitals have shared ownership with providers in post-acute care or hospice sectors, up from 25 percent in 2005. This trend has significant implications for antitrust, payment, and regulatory policies, as well as the quality and cost of care.

SourceHarvard Medical School·JournalHealth Affairs·DateSep 5, 2017

Could switchgrass help China's air quality?

Researchers propose switchgrass as a solution to China's poor air quality by reducing particulate emissions from soil erosion. The crop's ability to hold soil and produce biomass makes it an attractive alternative to coal, with potential for widespread adoption in the Loess Plateau region.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Integrative Agriculture·DateSep 5, 2017

Studies call for expansion and digitization of Arctic museum collections

A recent study calls for the expedited sampling and digitizing of Arctic specimens on an international scale to fill gaps in biological diversity. The goal is to develop a comprehensive and accessible collection that can be used by researchers, educators, and the public to tackle conservation problems and promote STEM education.

SourceCanadian Science Publishing·JournalArctic Science·DateSep 5, 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.

FDG-PET/CT predicts melanoma patients' response to immune checkpoint inhibitor therapy

Early FDG-PET/CT scanning can accurately predict melanoma patients' response to immune checkpoint inhibitor therapy, providing a more effective treatment approach. The study developed criteria with high sensitivity, specificity, and accuracy, identifying a small increase in tumor uptake as an indication of responsiveness.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateSep 5, 2017

Outreach interventions improve colorectal cancer screening

Two studies published in JAMA Network found that outreach interventions improved colorectal cancer screening completion rates among patients who were not up-to-date or nonadherent with CRC screening. The studies showed that fecal immunochemical test and colonoscopy outreach programs led to higher screening process completion rates comp...

SourceJAMA Network·JournalJAMA·DateSep 5, 2017

'Extreme' telescopes find the second-fastest-spinning pulsar

Astronomers have identified a millisecond pulsar spinning at more than 42,000 revolutions per minute using the Netherlands-based Low Frequency Array (LOFAR) radio telescope. The discovery provides insights into the potential for finding ultra-fast pulsars and raises questions about the fastest-spinning pulsars in the universe.

SourceNASA/Goddard Space Flight Center·JournalThe Astrophysical Journal Letters·DateSep 5, 2017
Apple iPhone 17 Pro

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

Unplanned Fox News viewing influences likelihood of voting for Republican presidential candidates

A new study in the American Economic Review found that viewers who stumble upon Fox News first while channel surfing are more likely to vote for a Republican presidential candidate. The study used voter records and survey data to compare individuals from different cable news channel positions, finding a significant association between ...

SourceEmory Health Sciences·JournalAmerican Economic Review·DateSep 5, 2017

Protein shown to be predictor of kidney damage in children

Researchers found that high levels of suPAR are a reliable predictor of kidney damage in children, similar to adults. The protein is associated with increased risk of kidney loss and progression in children with mild to moderate kidney disease.

SourceRush University Medical Center·JournalJAMA Pediatrics·DateSep 5, 2017

Discrimination in the housing market is hindering successful integration

A Finnish study found that males with Arabic names face significant discrimination in the rental housing market, receiving responses only 16% of the time, compared to 42% for females with Finnish names. The study highlights the challenges faced by migrant communities in integrating into their host societies.

SourceAcademy of Finland·JournalPLOS ONE·DateSep 5, 2017

Mice on ketogenic diets live longer and healthier in old age

Two independent mouse studies found that ketogenic diets improved memory in older animals and increased their chances of living longer. The diets also preserved physical fitness and altered insulin signaling pathways in the mice. Further research is needed to fully understand the effects of a ketogenic diet on human health and aging.

SourceCell Press·JournalCell Metabolism·DateSep 5, 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.

Foundations: A remedy, with shortcomings, to the journalism crisis

A new study from NYU's Steinhardt School of Culture, Education, and Human Development questions the adequacy of foundation-supported nonprofit news organizations as a solution to journalism's financial crisis. The study finds that these organizations often prioritize impact over sustainability and may be influenced by donors' agendas.

SourceNew York University·JournalJournalism·DateSep 5, 2017

How receptors for medicines work inside cells

Researchers have discovered that G protein-coupled receptors (GPCRs) are active in the cell interior, influencing gene transcription and cell division. This finding has implications for developing innovative drugs targeting receptor function or uptake.

SourceUniversity of Würzburg·JournalNature Communications·DateSep 5, 2017

Contributions to veterans in the US criminal justice system identified

Research from the University of Missouri identifies themes that could help policymakers keep veterans out of jail, including alcohol and drug use, difficulty adjusting to civilian life, and economic disadvantages. The study found that trauma encountered in the military, relational stress, and struggles with civilian culture contribute ...

SourceUniversity of Missouri-Columbia·JournalJournal of Qualitative Criminal Justice & Criminology·DateSep 5, 2017

Scientists find new evidence about how to prevent worsening pneumonia

Researchers found that a synthetic peptide called TIP strengthens the barrier function of lung capillaries, preventing fluid accumulation and potential deadly complications. The study suggests a promising strategy for reducing dangerous fluid volume in lungs, particularly for vulnerable populations like children under five.

SourceMedical College of Georgia at Augusta University·JournalFrontiers in Immunology·DateSep 5, 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.

Building a morphogen gradient by simple diffusion in a growing plant leaf

A team of researchers has demonstrated that pure diffusion in a growing tissue is sufficient to explain the formation of a signaling gradient along the leaf proximal-to-distal axis. This finding provides evidence for the viability of the diffusion-based model of morphogen in developmental patterning of multicellular organisms.

SourceNational Institutes of Natural Sciences·JournalBiophysical Journal·DateSep 5, 2017

Study shows transgender students are at significant risk for suicidal thoughts

A study published in JAACAP found that transgender youth in California are at significant risk for suicidal thoughts, with nearly 35% reporting suicidal ideation. The study used statewide representative data and highlights the need for school-based interventions to address victimization and provide access to gender-affirming healthcare.

SourceElsevier·JournalJournal of the American Academy of Child & Adolescent Psychiatry·DateSep 5, 2017

NASA sees Irma strengthen to a category 5 hurricane

Hurricane Irma has strengthened to a Category 5 hurricane with maximum sustained winds near 175 mph, posing an extremely dangerous threat to the northern Leeward Islands. NASA and NOAA satellites have been providing critical imagery and data to forecasters, indicating significant fluctuations in intensity over the next few days.

SourceNASA/Goddard Space Flight Center·DateSep 5, 2017

Side effects of antidepressants used for chronic pain relief

A recent study found that almost all antidepressants present significant side effects, but some individuals may better tolerate certain side effects. Personalized medicine is recommended to match chronic pain patients with suitable antidepressant medication, taking into account their individual health profiles and existing health issues.

SourceFrontiers·JournalFrontiers in Neurology·DateSep 5, 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.

Eat fat, live longer?

A recent mouse study at UC Davis School of Veterinary Medicine reveals that a high fat, ketogenic diet increases median life span by 13% and improves quality of health in later life. The study also shows improvements in memory and motor function, as well as prevention of age-related markers of inflammation.

SourceUniversity of California - Davis·JournalCell Metabolism·DateSep 5, 2017

Study suggests simple way to predict preterm births

A study from MIT suggests that cervical mucus analysis can predict preterm births, potentially allowing doctors to intervene earlier. Researchers found significant differences in mucus permeability and adhesiveness between women who delivered prematurely and those who did not.

SourceMassachusetts Institute of Technology·JournalScientific Reports·DateSep 5, 2017

Team finds way to measure key cell regulator's activity

Scientists have created genetically encoded fluorescent sensors to measure GTP levels in cells, which can help identify potential anti-cancer compounds. This breakthrough discovery may lead to new treatments for various diseases by regulating cell movement, growth, and differentiation.

SourceUniversity of Texas Health Science Center at San Antonio·JournalNature Methods·DateSep 5, 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.

Scientists developed 'smart fertilizer'

Researchers created a new generation of fertilizers using bio-decomposable materials that break down into innocuous products. The smart fertilizers provide a gradual release of active nitrogen compounds, reducing leaching and increasing plant biomass.

SourceSiberian Federal University·JournalJournal of Agricultural and Food Chemistry·DateSep 5, 2017

The sniff test of self-recognition confirmed: Dogs have self-awareness

A new research study used a 'sniff-test' to evaluate dogs' ability to recognize themselves, confirming the hypothesis of self-cognition proposed by Dr. Cazzolla Gatti. The experiment found that dogs investigate their own odours longer when modified in an olfactory mirror test.

SourceNational Research Tomsk State University·JournalBehavioural Processes·DateSep 5, 2017

Childhood socioeconomic status associated with arterial stiffness in adulthood

A recent study published in HYPERTENSION journal reveals that lower childhood socioeconomic status is associated with increased arterial stiffness in adulthood. The research, conducted over 21 years, found that children from lower-income families were more likely to experience cardiovascular events as adults.

SourceUniversity of Turku·JournalHYPERTENSION·DateSep 5, 2017

Boosting a lipid fuel makes mice less sensitive to the cold

Researchers at University of Utah Health found that boosting levels of acylcarnitines, a new lipid source for brown fat, restores youthful ability to adapt to cold in older mice. This discovery could lead to a therapy for cold sensitivity and potentially aid in obesity prevention.

SourceUniversity of Utah Health·JournalCell Metabolism·DateSep 5, 2017
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.

The protein TAZ sends 'mixed signals' to stem cells

Researchers at USC found that TAZ can convey different signals to stem cells based on its location within the cell, affecting differentiation and self-renewal. This discovery provides a new tool for stimulating stem cells and has potential applications in regenerative medicine.

SourceUniversity of Southern California - Health Sciences·JournalStem Cell Reports·DateSep 5, 2017

Study shows contrasting long-term cognitive effects of psychiatric drugs in schizophrenia

A long-term study on schizophrenia patients found that low cumulative exposure to benzodiazepine and antidepressant medications has no significant effect on cognition. However, high-dose use of antipsychotic drugs was associated with poorer cognitive functioning, while a break in treatment was linked to better outcomes.

SourceEuropean College of Neuropsychopharmacology·JournalEuropean Psychiatry·DateSep 5, 2017

Split-brain fruit fly research gives new insight into autism

Neuroscientists at the University of Nevada, Reno identified a genetic mechanism in fruit flies that disrupts brain pathways connecting the left and right hemispheres, separately linked to autism. The study suggests that the human gene PRRG4 may play a role in regulating nerve fiber guidance and synapse formation.

SourceUniversity of Nevada, Reno·JournalPLOS Genetics·DateSep 5, 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.

Longer, stronger summers in the Gulf of Maine

The Gulf of Maine is warming at a rate of 0.4 degrees Celsius per decade, with summer temperatures increasing by two months in the last three decades. This has significant implications for marine species such as lobster and herring, which are shifting their distribution patterns in response to the changing climate.

SourceUniversity of Maine·DateSep 5, 2017

Heparin stimulates food intake and body weight gain in mice

Researchers found that heparin stimulates AgRP neurons in the hypothalamus, increasing production of a neuropeptide that stimulates food intake and contributing to increased body weight. The study suggests heparin may be a potential target for treating eating disorders and obesity.

SourceBaylor College of Medicine·JournalCell Reports·DateSep 5, 2017

Investigating the mechanisms of metastasis

Researchers at Children's Hospital Los Angeles are studying the role of extracellular vesicles, or exosomes, in cancer metastasis. Exosomes, released by cancer cells, can modify the behavior of surrounding cells, making them hospitable to cancer growth.

SourceChildren's Hospital Los Angeles·DateSep 5, 2017

Blood is thicker than water for the common reed -- At least that's what the soil tells us

Researchers found that bacterial communities in soil are primarily structured by plant lineage rather than environmental factors. The study's results suggest that invasive plants are successful due to their freedom from cultivating microbial defense mechanisms, allowing them to allocate resources for growth and reproduction.

SourceNortheastern University College of Science·JournalNature Communications·DateSep 5, 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.

Can height increase risk for blood clots in veins?

A study of over two million Swedish siblings found an association between height and risk of venous thromboembolism, with shorter participants experiencing a lower risk. The study suggests that gravity may play a role in the increased risk for taller individuals.

SourceAmerican Heart Association·DateSep 5, 2017

Was the primordial soup a hearty pre-protein stew?

Researchers at Georgia Tech formed hundreds of possible precursor molecules in the lab and found that depsipeptides formed quickly and abundantly under conditions common on prebiotic Earth. These molecules could have served as a chemical stepping stone, accelerating the birth of long peptides that make up proteins.

SourceGeorgia Institute of Technology·JournalProceedings of the National Academy of Sciences·DateSep 5, 2017

Letting programs manage their own processing resources

Researchers are working on a method to distribute processing power to programs based on their needs, enabling computers to cope with future requirements. This approach aims to prevent unpredictable delays and frequent interruptions by providing accurate information regarding application needs.

SourceFriedrich-Alexander-Universität Erlangen-Nürnberg·DateSep 5, 2017

Sweet success: Nanocapsule perfectly binds sucrose in water

A Japanese team of researchers has successfully developed a synthetic receptor nanocapsule that can selectively bind sucrose in water. The capsule's unique recognition system is based on CH-π interactions between sucrose and the inner walls of the nanocapsule, allowing it to capture sucrose with high yield and stability.

SourceTokyo Institute of Technology·JournalScience Advances·DateSep 5, 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.

Adding commercial soy in developing countries brings unique challenges

Growing commercial soybean in developing countries requires changes to traditional agricultural practices, including weed and pest control, soil correction, and access to certified seed supply chains. This shift can lead to poverty reduction, nutrition improvement, and rural economic development, but also a tradeoff of higher chemical ...

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalTropical Conservation Science·DateSep 5, 2017

Life expectancy varies by up to 18 years in King County, Washington

A new study finds that life expectancy varies by up to 18 years across King County, Washington, with residents in affluent areas living significantly longer than those in poorer neighborhoods. The study provides detailed estimates of death rates by cause, year, and sex among the county's nearly 400 census tracts.

SourceInstitute for Health Metrics and Evaluation·JournalThe Lancet Public Health·DateSep 5, 2017

Researchers develop Lassa fever treatment effective eight days after infection

Researchers at the University of Texas Medical Branch have developed a treatment for Lassa fever that provides 100% protection against the deadly virus in nonhuman primates, even when administered up to eight days after exposure. The treatment uses monoclonal antibodies and has been shown to be well-tolerated.

SourceUniversity of Texas Medical Branch at Galveston·JournalNature Medicine·DateSep 5, 2017
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.

The STING of death in T cells

Researchers have discovered that STING triggers pro-apoptotic responses in T cells, which may lead to new treatments for T-cell lymphomas. The study also found that delivering a small molecule that activates the STING pathway can prevent the growth of T cell-derived tumors in live animals.

SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Communications·DateSep 5, 2017

Longtime antidepressant could slow Parkinson's

Researchers found that an antidepressant drug, nortriptyline, slowed the growth of abnormal proteins associated with Parkinson's disease. The study suggests a potential new approach to treating the disease, which could be simpler and more effective than current therapies.

SourceMichigan State University·JournalNeurobiology of Disease·DateSep 5, 2017

'Waves' of neural activity give new clues about Alzheimer's

Researchers have discovered anomalies in the slow wave activity of mice with cognitive decline similar to Alzheimer's, which may provide new insights into the disease. The study suggests that restoring these waves could potentially be a therapeutic approach.

SourceSpanish Foundation for Science and Technology·JournalNeuron·DateSep 5, 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.

A revolution in lithium-ion batteries is becoming more realistic

Scientists have discovered a new class of materials that can replace liquid electrolytes in lithium-ion batteries, potentially leading to smaller, lighter, and safer devices. The breakthrough material showed exceptional ionic conductivity, even at low temperatures, and its properties are comparable to those of liquid electrolytes.

SourceThe Henryk Niewodniczanski Institute of Nuclear Physics Polish Academy of Sciences·JournalAdvanced Energy Materials·DateSep 5, 2017

Opioid abuse can be treated successfully in primary care settings, study finds

Patients in a collaborative care model received more substance abuse treatment and reported higher abstinence rates compared to those receiving usual primary care services. The study suggests that integrating treatment into primary medical care can increase access to evidence-based substance use treatment.

SourceRAND Corporation·JournalJAMA Internal Medicine·DateSep 5, 2017

Spotting risky behavior crucial in cutting road accidents

A recent study by University of the Basque Country researcher David Herrero found that risky behavior is a crucial predictor of accident-related events. The study, which analyzed data from over 400 drivers, also identified age and sex differences in aggressive driving behavior.

SourceUniversity of the Basque Country·JournalAccident Analysis & Prevention·DateSep 5, 2017

Man-made reefs: A compelling diving alternative -- Ben-Gurion U. study

Artificial coral reefs can be more attractive to divers than natural formations and help mitigate potential reef damage. A new study by Ben-Gurion University of the Negev found that artificial reefs around the world can evaluate aesthetic, behavioral, and attitudinal aspects of diving experiences.

SourceAmerican Associates, Ben-Gurion University of the Negev·JournalJournal of Environmental Management·DateSep 5, 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.

Racial and ethnic differences seen in antibiotics prescribed for viral illnesses in pediatric EDs

A multi-center study found significant racial and ethnic differences in antibiotic prescribing for viral acute respiratory tract infections in pediatric Emergency Departments. Non-Latino white children were nearly twice as likely to receive antibiotics, while Latino and black children received lower rates of unnecessary prescriptions.

SourceChildren's National Hospital·JournalPEDIATRICS·DateSep 5, 2017