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Science News Archive 2016 - Page 400


Page 400 of 423

Realistic data needed to evolve the 21st century power grid

Researchers gather features and metrics from private datasets, creating vast data points that describe the physical power grid. The combination of these elements determines the performance of the grid, which has become more complex with recent additions like renewables and intelligent devices.

SourceDOE/Pacific Northwest National Laboratory·DateJan 25, 2016
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.

What factors influence timing of start of dialysis?

The study, published in JAMA Internal Medicine, examines the complex processes shaping dialysis timing and suggests opportunities for patient-centered approaches. The research reveals interrelated factors, including physician practices, precipitating events, and patient-physician dynamics.

SourceJAMA Network·JournalJAMA Internal Medicine·DateJan 25, 2016

Fishing for answers on bone loss in space

Researchers aboard the International Space Station reared small freshwater fish for 56 days to investigate microgravity's effects on bone density. The study found increased osteoclast activity and reduced bone mineral density in the fish, suggesting a potential link between mitochondria dysfunction and osteoporosis.

SourceNASA/Johnson Space Center·JournalScientific Reports·DateJan 25, 2016

American Heart Association makes first ever statement on female heart attacks

A new scientific statement from the American Heart Association underscores the need to understand and treat heart disease in women. Women's hearts are different from men's, with unique symptoms such as palpitations, back pain, or jaw pain, which can be misdiagnosed due to lack of awareness.

SourceMediaSource·JournalJournal of the American Heart Association·DateJan 25, 2016

Global, national burden of diseases, injuries among children and adolescents

The study found that 7.7 million deaths occurred globally in 2013, with lower respiratory tract infections, preterm birth complications, and malaria being the leading causes of death among children under 5. The report highlights the need for effective interventions to prevent these preventable causes of death.

SourceJAMA Network·JournalJAMA Pediatrics·DateJan 25, 2016
Apple iPhone 17 Pro

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

Link between food advertising and child food consumption

A new study by University of Liverpool health expert Dr Emma Boyland confirms that unhealthy food advertising significantly increases food consumption in children. The analysis of 22 studies found that television and internet advertising equally impact children's eating habits.

SourceUniversity of Liverpool·JournalAmerican Journal of Clinical Nutrition·DateJan 25, 2016

Researchers discover 10 new lupus genes in Asian population study

A recent study published in Nature Genetics has identified 10 new genes linked to lupus, an autoimmune disease affecting millions worldwide. The research analyzed over 17,000 DNA samples from Asian populations and found that these genes play a significant role in the development of lupus.

SourceOklahoma Medical Research Foundation·JournalNature Genetics·DateJan 25, 2016

Pressure building on global water supply

A new study published in Geoscientific Model Development predicts that global water demand will exceed current levels, posing significant challenges for sustainable food production and economic development. The IIASA Water Futures and Solutions initiative aims to reduce future water use through improved efficiency and policy options.

SourceInternational Institute for Applied Systems Analysis·JournalGeoscientific Model Development·DateJan 25, 2016
Fluke 87V Industrial Digital Multimeter

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

Study shows animals with larger brains are best problem solvers

A study by Sarah Benson-Amram and colleagues found that carnivore species with larger brains relative to their body size were more successful in solving a novel problem-solving task, with bears being the most successful and meerkats and mongooses being the least. The results support the theory that brain size predicts cognitive abilities.

SourceUniversity of Wyoming·JournalProceedings of the National Academy of Sciences·DateJan 25, 2016

Rapid, affordable energy transformation possible

A new study suggests the US can transition to a low-carbon electricity system by 2030, reducing CO2 emissions by up to 78% and delivering electricity at costs similar to today's. The model uses weather-driven renewable resources to supply most of the nation's electricity.

SourceUniversity of Colorado at Boulder·JournalNature Climate Change·DateJan 25, 2016

Penn study solves mystery of cell powerhouse's balance of calcium

Researchers from the University of Pennsylvania School of Medicine have identified a novel regulatory mechanism governing levels of calcium inside cells. The discovery may help scientists understand and target molecular components regulating calcium flux in various diseases.

SourceUniversity of Pennsylvania School of Medicine·JournalCell Reports·DateJan 25, 2016

Helmet-wearing increases risk-taking and sensation-seeking

A new study found that wearing a helmet can increase sensation-seeking behavior and risk-taking in adults, challenging common safety advice. Researchers used a computer-based simulation to test participants' willingness to take risks while wearing different types of headgear.

SourceUniversity of Bath·JournalPsychological Science·DateJan 25, 2016
Meta Quest 3 512GB

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

Did ear sensory cell stereocilia evolve from gut microvilli?

Two independent groups studying gut microvilli have found striking parallels with the protein complexes that organize inner ear hair cell stereocilia. The findings suggest that evolution may have borrowed successful biological structures to create new functions, connecting the gut and the ear.

SourceCell Press·JournalDevelopmental Cell·DateJan 25, 2016

Researchers uncover how dopamine transports within the brain

The study reveals the mechanics of dopamine transport into and out of neurons, shedding light on its role in various brain-related functions. The findings have significant implications for understanding and treating diseases related to dopamine imbalance, such as Parkinson's disease and schizophrenia.

SourceUniversity of Florida·JournalNature Communications·DateJan 25, 2016

NSF CAREER award supports researcher's cyber-physical systems work

A Kansas State University researcher has received a $446,000 NSF CAREER award to develop robust verification of cyber-physical systems, enabling high-confidence systems in automotive and aerospace applications. The project aims to bridge a gap in existing methodologies for cyber-physical system analysis.

SourceKansas State University·DateJan 25, 2016

Mailed nicotine patches with no behavioral support associated with cessation

A randomized clinical trial found that mailing free nicotine patches to smokers without behavioral support increased 30-day smoking abstinence at six months compared to those who received no intervention. The study suggests general support for direct-to-smoker programs with free mailed nicotine patches.

SourceJAMA Network·JournalJAMA Internal Medicine·DateJan 25, 2016

Transparency key in decision to label modified ingredients

A Cornell University study found that consumers are more supportive of GM labeling when they believe the company considered public input. The research bolsters procedural justice theory, suggesting transparency builds trust and legitimacy in decision-making processes.

SourceCornell University·JournalJournal of Risk Research·DateJan 25, 2016
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.

New mechanism of antitumor action identified

Researchers discovered a new cellular pathway where activation of TRIB3 gene causes tumour cell death by autophagy. The drug enhances anti-tumour effect of standard chemotherapies with low toxicity and high tolerability.

SourceUniversitat Autonoma de Barcelona·JournalClinical Cancer Research·DateJan 25, 2016

ACP advice for evaluating blood in the urine as a sign of cancer

The American College of Physicians (ACP) offers guidance on evaluating blood in the urine, emphasizing the importance of referring patients with gross hematuria and confirming heme-positive results. For adults with microscopically confirmed hematuria, urology referral for cystoscopy and imaging is recommended.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateJan 25, 2016

In Gulf of Mexico, microbes thrive above natural oil seeps

In a groundbreaking discovery, scientists found phytoplankton populations double in size above natural oil seeps in the Gulf of Mexico. Turbulence from rising oil and gas bubbles brings up deep-water nutrients that phytoplankton need to grow.

SourceColumbia Climate School·JournalNature Geoscience·DateJan 25, 2016

Epilepsy drug could protect nerves from damage in MS

Researchers have found an epilepsy drug that can protect nerve damage in MS patients, according to a study published in the Lancet Neurology. The anti-convulsant drug phenytoin protected neural tissue in patients with optic neuritis, a symptom of MS.

SourceUniversity College London·JournalThe Lancet Neurology·DateJan 25, 2016
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.

Yale team deciphers sugar's siren song

Researchers found that the brain prioritizes calorie intake over taste quality when it comes to sugary foods. The study suggests that the brain has two separate pathways for processing sweetness and energy signals, with calorie-rich foods dominating our desire for sweets.

SourceYale University·JournalNature Neuroscience·DateJan 25, 2016

Billing code invalid measure to identify nurse anesthetist stand-alone practice

A recent study of over 9,000 anesthesia claims found that a commonly used billing code gives a false impression of nurse anesthetists practicing without physician supervision. The study suggests that nurse anesthetists often work with physicians, and using the modifier QZ code to represent solo care may be invalid.

SourceAmerican Society of Anesthesiologists·JournalAnesthesia & Analgesia·DateJan 25, 2016

The way to learn

The great tit's reference genome shows epigenetic processes influencing learning and cognitive processes, with conserved patterns found in humans and other mammals. The study suggests a correlation between methylation levels and molecular evolution rate.

SourceNetherlands Institute of Ecology (NIOO-KNAW)·JournalNature Communications·DateJan 25, 2016

Mom's in control -- even before you're born

Researchers have discovered that epigenetic information in the egg plays a crucial role in shaping the development of the placenta during pregnancy. The study found that DNA methylation marks from the egg are essential for correct placental development, particularly in regulating cell adhesion and migration.

SourceBabraham Institute·JournalDevelopmental Cell·DateJan 25, 2016
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.

Scientists shed new light on workings of genetic regulation

A team of scientists has uncovered greater intricacy in protein signaling than previously understood, shedding light on the nature of genetic production. The research found that both protein synthesis and mRNA production are highly regulated processes, with different patterns and responses to outside stimuli.

SourceNew York University·JournalMolecular Systems Biology·DateJan 25, 2016

Record warm years almost certainly due to human-made climate change

A new study by an international team of scientists confirms that recent record warm years are almost certainly due to human-made climate change. The odds of these extreme temperature records occurring naturally are extremely low, between 1 in 5000 and 1 in 170,000.

SourcePotsdam Institute for Climate Impact Research (PIK)·JournalScientific Reports·DateJan 25, 2016

Study finds shark hotspots overlap with commercial fishing locations

Researchers tracked shark movements and longline fishing vessels in the North Atlantic finding significant overlap, driving shark declines. The study suggests catch quotas or size limits will be necessary to protect oceanic sharks from commercial fishing.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·JournalProceedings of the National Academy of Sciences·DateJan 25, 2016

No more insulin injections?

Researchers have designed a material that can encapsulate human islet cells before transplanting them, allowing patients to control their blood sugar levels without immunosuppressant drugs. In tests on mice, encapsulated human cells cured diabetes for up to six months.

SourceMassachusetts Institute of Technology·JournalNature Medicine·DateJan 25, 2016

Global nitrogen footprint mapped for first time

The study found that the US, China, India, and Brazil are responsible for 46% of global nitrogen emissions, while developing countries export large amounts of nitrogen through food, textiles, and clothing. The results highlight the need for policies to reduce nitrogen pollution globally.

SourceUniversity of Sydney·JournalNature Geoscience·DateJan 25, 2016
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.

Research team identifies rare dinosaur from Appalachia

A new species of duck-billed dinosaur, Eotrachodon orientalis, has been identified from the Appalachian region, providing insight into its origins and dispersal. The discovery sheds light on how these dinosaurs spread across the world after the seaway lowered, opening a land corridor to western North America.

SourceFlorida State University·JournalJournal of Vertebrate Paleontology·DateJan 25, 2016

New policies, educational programs help -- but don't solve -- problems with opioid abuse

A recent study found that medical provider training, new clinic policies, and tapering opioid use can significantly reduce the level of opioid medication used by patients. However, women had less success with the tapering approach. The research also highlighted the need for close collaboration between doctors, pharmacists, and patients...

SourceOregon State University·JournalSubstance Abuse·DateJan 25, 2016

Health goes downhill when older adults stop driving

A study by Columbia University's Mailman School of Public Health found that older adults who stop driving face accelerated declines in cognitive function and physical health. This cessation is linked to a higher risk of depressive symptoms, reduced social networks, and increased dependence on caregivers.

SourceColumbia University's Mailman School of Public Health·JournalJournal of the American Geriatrics Society·DateJan 25, 2016
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.

New theory aids search for universe's origin

A new theory suggests a novel way to probe the beginning of space and time, shedding light on initial conditions. The researchers propose using 'primordial standard clocks' to put time labels on seed fluctuations, allowing for the distinction between inflation and contraction scenarios.

SourceUniversity of Texas at Dallas·JournalJournal of Cosmology and Astroparticle Physics·DateJan 25, 2016

Acoustic tweezers moves cells in three dimensions, builds structures

Researchers created a device that moves single cells in three dimensions using surface acoustic waves, enabling precise manipulation and structure building. The technology has potential applications in regenerative medicine, neuroscience, tissue engineering, biomanufacturing, and cancer metastasis.

SourcePenn State·JournalProceedings of the National Academy of Sciences·DateJan 25, 2016
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.

A woman's heart attack causes, symptoms may differ from a man's

A new scientific statement highlights differences in heart attacks between women and men, including different underlying causes, symptoms, and risk factors. Women are more likely to have atypical symptoms and undertreated with guideline-recommended medications, leading to worse outcomes.

SourceAmerican Heart Association·JournalCirculation·DateJan 25, 2016

Rotman professor receives award for the study of employee ownership

Professor Francesco Bova has received a major award from Rutgers University's School of Management and Labor Relations for his groundbreaking research on the link between corporate governance issues and employee share ownership. The two-year financial support will enable him to explore other pioneering directions in this field.

SourceUniversity of Toronto, Rotman School of Management·DateJan 25, 2016

Vanderbilt study shows brain function differs in obese children

Research at Vanderbilt University Medical Center found that obese children's brains exhibit an imbalance between food-seeking and food-avoiding behaviors. The study suggests that mindfulness may help recalibrate this balance to prevent obesity, which has nearly doubled in the US over the past 30 years.

SourceVanderbilt University Medical Center·JournalHeliyon·DateJan 25, 2016

Graphene composite may keep wings ice-free

A thin coating of graphene nanoribbons in epoxy has been proven effective at melting ice on a helicopter blade. The coating, developed by Rice University, may be an effective real-time de-icer for aircraft and other surfaces exposed to winter weather, reducing the need for glycol-based chemicals.

SourceRice University·JournalACS Applied Materials & Interfaces·DateJan 25, 2016
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.

Afatinib shows clinical benefit for lung cancer patients with brain metastases

Afinatinib has shown significant clinical benefits for NSCLC patients with brain metastases, including improved PFS (8.2 vs. 5.4 months) and ORR (73% vs. 25%) compared to standard platinum doublet chemotherapy. The drug's efficacy was particularly notable in patients harboring EGFR Del19 mutations.

SourceInternational Association for the Study of Lung Cancer·JournalJournal of Thoracic Oncology·DateJan 25, 2016

NIH-funded study suggests potential to predict peanut allergy immunotherapy outcomes

A new NIH-funded study suggests that changes in immune cell subtypes after oral immunotherapy for peanut allergy can help predict treatment success. The research, published in Proceedings of the National Academy of Sciences, found a novel T-cell population that likely would not mount an allergic response expanded with treatment.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalProceedings of the National Academy of Sciences·DateJan 25, 2016
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.

New mouse-human modeling system enables study of disease development in vivo

Scientists have created a new mouse-human modeling platform that can study neural crest development and model diseases like melanoma and neurofibromatosis. The system uses human committed stem cells injected into mouse embryos, resulting in successfully integrated chimeras with disease-relevant human cells.

SourceWhitehead Institute for Biomedical Research·JournalProceedings of the National Academy of Sciences·DateJan 25, 2016

The aftermath of 1492

A Harvard study reveals that disease didn't break out until nearly a century after European contact in northern New Mexico, coinciding with mission church establishment. Native populations dropped from 6,500 to fewer than 900 in just 60 years, resulting in staggering social, cultural, and environmental impacts.

SourceHarvard University·JournalProceedings of the National Academy of Sciences·DateJan 25, 2016

In galaxy clustering, mass may not be the only thing that matters

A study published in Physical Review Letters shows that a galaxy cluster's formation history plays a role in its interaction with the surrounding dark matter halo. The researchers found that clusters formed from more dispersed galaxies were clumpier and interacted differently with their environment.

SourceCarnegie Mellon University·JournalPhysical Review Letters·DateJan 25, 2016
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.

Crouching protein, hidden enzyme

Researchers at Scripps Research Institute and UC Berkeley have made a breakthrough in understanding the proteasome, a molecular machine responsible for breaking down toxic proteins. The new study reveals how a crucial enzyme, Rpn11, is activated to remove harmful proteins from cells, providing potential new therapies for diseases such ...

SourceScripps Research Institute·DateJan 25, 2016