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Science News Archive June 2017 - Page 34


Page 34 of 40

Difficulties diagnosing delirium in older adults after surgery

A recent study found that a significant number of older adults with delirium were not diagnosed by healthcare professionals. The researchers concluded that developing more objective screening tools could improve diagnosis accuracy. Understanding delirium is crucial to recognize and address the condition in older adults and caregivers.

SourceAmerican Geriatrics Society·JournalJournal of the American Geriatrics Society·DateJun 6, 2017

How the Arctic Ocean became saline

Researchers from AWI demonstrated how the Arctic Ocean transformed into a saline body after the land bridge between Greenland and Scotland submerged, enabling Atlantic circulation. The study found that changes occurred when the ocean passage reached a depth of over 50 meters below the surface mixed layer.

SourceAlfred Wegener Institute, Helmholtz Centre for Polar and Marine Research·JournalNature Communications·DateJun 6, 2017
Apple iPhone 17 Pro

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

New pediatric protocol reduces missed sepsis diagnoses by 76 percent

A new electronic sepsis alert protocol has been implemented in pediatric emergency departments, reducing missed diagnoses of severe sepsis by 76 percent. The protocol uses a combination of vital signs, risk factors, and physician judgment to identify children at high risk of developing sepsis.

SourceAmerican College of Emergency Physicians·JournalAnnals of Emergency Medicine·DateJun 6, 2017

Keeping the hydrogen coming

Researchers at KAUST developed a novel catalyst to split water efficiently in acidic conditions, paving the way for greener power sources. The molybdenum coating improves stability and prevents oxygen recombination, enabling longer-term hydrogen production.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalAngewandte Chemie International Edition·DateJun 6, 2017
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.

Celestial boondocks: Study supports the idea we live in a void

A new study by UW-Madison undergraduate Ben Hoscheit confirms the idea that our galaxy lives in an enormous void, seven times larger than average. The findings help ease tension between different measurements of the Hubble Constant, resolving a long-standing discrepancy among cosmologists.

SourceUniversity of Wisconsin-Madison·DateJun 6, 2017

Insomnia associated with increased risk of suicidality

Researchers found that insomnia is three times more likely to report thoughts of suicide and death among U.S. Army servicemembers compared to those without the condition. Insomnia was a significant predictor for suicidality, with wakefulness at night associated with increased suicidal ideation.

SourceUniversity of Pennsylvania School of Medicine·DateJun 6, 2017

Stem cells may be the key to staying strong in old age

A study published in eLife discovered that loss of muscle stem cells is the main driving force behind muscle decline in old age in mice. By depleting muscle stem cells, researchers found that muscle decline accelerated, while mice with preserved stem cells maintained healthier muscles at older ages.

SourceUniversity of Rochester Medical Center·DateJun 6, 2017

Looking to the future of organs-on-chip

Advances in lab-on-a-chip technology allow for more accurate analysis and translation of research to the clinic. Organ-on-a-chip (OOAC) technology has great potential in helping screen drugs in a more cost-effective manner, reducing failures and costs.

SourceFuture Science Group·JournalFuture Science OA·DateJun 6, 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.

A novel approach to seeing dengue infection in the body

Researchers have developed a novel approach to detecting dengue infection using PET-FDG imaging, which tracks glucose uptake and predicts disease progression. This non-invasive method has the potential to transform the assessment of new treatments in clinical trials.

SourceDuke-NUS Medical School·DateJun 6, 2017

Guts to glory?

Researchers have discovered a new complex of enzymes in herbivore gut fungi that can break down plant biomass into sugars, offering potential for sustainable fuels and chemicals. The unique structure of these enzymes, called cellulosomes, has the potential to be engineered for industrial use, reducing the need for current enzyme mixtures.

SourceUniversity of California - Santa Barbara·JournalNature Microbiology·DateJun 6, 2017

Take a coffee or tea break to protect your liver

A new study found that frequent coffee consumption was significantly associated with lower odds of high liver stiffness values, independent of lifestyle traits. Herbal tea consumption also showed a significant association with lower liver stiffness values, even in small amounts.

SourceElsevier·JournalJournal of Hepatology·DateJun 6, 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.

Similar lipids cluster in soybean cell membrane model

A computational model of the soybean plasma membrane reveals that similar lipids cluster together due to van der Waals interactions. The research has applications for studying membrane proteins and understanding plant responses to stressful conditions.

SourceAmerican Institute of Physics·JournalThe Journal of Chemical Physics·DateJun 6, 2017

Copaiba: Silver bullet or snake oil?

Researchers from Florida Atlantic University caution that copaiba's potential benefits for treating inflammatory arthritis are unproven due to limited evidence. Despite this, sales of the essential oil continue to increase, presenting clinical challenges.

SourceFlorida Atlantic University·JournalJournal of Integrative Medicine·DateJun 6, 2017

Trauma centers with American College of Surgeons verification have fewer complications

A study published in the Journal of the American College of Surgeons found that trauma centers verified by the American College of Surgeons Committee on Trauma have lower complication rates for pediatric and elderly patients. The study analyzed data from the National Trauma Data Bank and found that patients treated at non-verified trau...

SourceAmerican College of Surgeons·JournalJournal of the American College of Surgeons·DateJun 6, 2017

New research provides practical cooking tips for your red wine sauce

Researchers at the University of Copenhagen have developed a model to control alcohol content in liquid dishes, including red wine sauces. By adjusting cooking time and technique, cooks can reduce alcohol levels, making it safer for pregnant individuals or those tracking calories.

SourceUniversity of Copenhagen - Faculty of Science·JournalFood Chemistry·DateJun 6, 2017
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.

Dogs help in breast carcinoma research

A University of Zurich study analyzed archived tissues from dog mammary tumors to understand breast carcinoma in both species. The researchers found that tumor cells reprogram healthy cells, promoting tumor growth, a mechanism also observed in human breast carcinoma.

SourceUniversity of Zurich·JournalInternational Journal of Molecular Sciences·DateJun 6, 2017

Starving prostate cancer with what you eat for dinner

Researchers at the University of Texas at Austin identified several plant-based compounds that can prevent or slow down prostate cancer growth. The study found that combining these compounds, such as ursolic acid and curcumin, with glutamine can block the nutrient uptake needed by prostate cancer cells.

SourceUniversity of Texas at Austin·DateJun 6, 2017

New way to detect Palmer amaranth in contaminated seedlots

A new assay developed by University of Illinois researchers can identify Palmer amaranth DNA in mixed seed samples, overcoming slow and unreliable testing methods. The low-cost technique uses quantitative PCR to detect genetic variations unique to Palmer, enabling farmers to certify their product as Palmer-free.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalPest Management Science·DateJun 6, 2017

QUT Vice-Chancellor Professor Peter Coaldrake named a Queensland Great

Professor Coaldrake was recognised for his role in helping turn Brisbane into an international creative hub for education, innovation and knowledge. He has overseen the development of QUT's Learning Potential Fund, which provides scholarships and bursaries for students from low SES backgrounds.

SourceQueensland University of Technology·DateJun 6, 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.

New planet found to be hotter than most stars

KELT-9b, a Jupiter-like gas giant, has a 'year' of only 1.5 days and orbits an extremely hot star that radiates more ultraviolet radiation than our sun. The planet's atmosphere is constantly blasted with high levels of radiation, making it inhospitable to life.

SourcePenn State·JournalNature·DateJun 6, 2017

Building a better blood-brain barrier model

Researchers at Brigham and Women's Hospital have developed a new model to mimic the blood-brain barrier, using miniature spheroids that replicate key properties and functions. This innovative approach may advance neuroscience research and expedite the discovery of brain-penetrant drugs for treating diseases.

SourceBrigham and Women's Hospital·JournalNature Communications·DateJun 6, 2017

Promising new treatment option for chronic plaque psoriasis

A study of over 1,800 patients found that tildrakizumab significantly improved skin conditions in those with moderate-to-severe psoriasis. The treatment demonstrated a 75% improvement in PASI scores at 12 weeks, with fewer than 10% of placebo recipients showing similar results.

SourceBeth Israel Deaconess Medical Center·JournalThe Lancet·DateJun 6, 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.

A method to improve in vitro tests

Researchers at EPFL developed a dynamic test method that replicates blood and lymphatic systems, allowing for more accurate nanoparticle testing. This method reduces discrepancies between in vitro and in vivo tests, providing valuable insights into nanoparticle behavior.

SourceEcole Polytechnique Fédérale de Lausanne·JournalSmall·DateJun 6, 2017

Even moderate drinking linked to a decline in brain health, finds study

A recent study found that even moderate drinking is associated with an increased risk of adverse brain outcomes and steeper decline in cognitive skills. Higher alcohol consumption over 30 years was linked to hippocampal atrophy, poorer white matter integrity, and faster decline in language fluency.

SourceBMJ Group·JournalThe BMJ·DateJun 6, 2017

New sound diffuser is 10 times thinner than existing designs

Researchers from NC State University developed an ultra-thin sound diffuser that is 10 times thinner than existing designs, reducing echoes and improving sound quality. The new design uses less material and takes up less space, making it lighter and less expensive.

SourceNorth Carolina State University·JournalPhysical Review X·DateJun 6, 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.

Researchers land $3 million to build cyberattack defenses

A nationwide team of security experts, led by Clemson University's Hongxin Hu, is developing a new operating system to fundamentally change how large computer and network systems are built, making data more secure. The S2OS system could be transformative for cloud computing, protecting users' data from cyber threats.

SourceClemson University·DateJun 6, 2017

Open-source approach provides faster, better solubility predictions

A new molecular modeling method using freely available software provides accurate predictions of solubility. The approach exploits thermodynamic expressions and can be applied to any solute-solvent combination, making it a crucial tool for industries such as pharmaceuticals and petroleum.

SourceAmerican Institute of Physics·JournalThe Journal of Chemical Physics·DateJun 6, 2017

Can you hear me now?

Researchers at Johns Hopkins University found that the Lombard effect, a phenomenon where animals raise their voices to be heard over noise, occurs in just 30 milliseconds, making it a fundamental temporal reflex. This discovery sheds light on human speech control and reveals a shared auditory process among species.

SourceJohns Hopkins University·JournalProceedings of the National Academy of Sciences·DateJun 6, 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.

What makes a movement feel strenuous?

A study published in PLOS Biology found that duration, biomechanics, and force influence the subjective effort associated with arm movements, while movement amplitudes have no effect. The researchers also discovered a link between brain functions involved in decision-making and movement execution.

SourcePLOS·JournalPLOS Biology·DateJun 6, 2017
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.

A star is born: Lesser-known brain cell takes center stage

Researchers at Salk Institute developed a new protocol to derive astrocytes from human stem cells, which could provide breakthroughs for treatments of stroke, Alzheimer's and psychiatric disorders. The method allows for faster and more effective production of astrocytes, enabling researchers to model neurological disorders in a dish.

SourceSalk Institute·JournalStem Cell Reports·DateJun 6, 2017

America's top reporters on aging earn journalism fellowships

The Gerontological Society of America and New America Media have selected 18 journalists to participate in the Journalists in Aging Fellows Program. The fellows will focus on producing in-depth stories on aging issues such as disparities in hospice access, mental health treatment for African Americans, and isolation of older adults in ...

SourceThe Gerontological Society of America·DateJun 6, 2017

Anti-nausea drug could help treat sleep apnea

A new study suggests that dronabinol, an old pharmaceutical product, could be a potential treatment for obstructive sleep apnea. Researchers found that the drug reduced the frequency of apneas and hypopneas during sleep, decreased subjective sleepiness, and improved overall treatment satisfaction.

SourceUniversity of Illinois Chicago·DateJun 6, 2017

Meals on the go: The physics of whales' eating habits

Researchers study how baleen whales use crossflow filtration to separate prey from water without contact, shedding light on whale evolution and conservation. The study finds that larger body size enhances this form of filtration, affecting a whale's drag and energy needs.

SourceSaint Louis University·JournalPublication Library and Information Science·DateJun 6, 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.

Sleep disturbances predict substance use among college athletes

A new study by the American Academy of Sleep Medicine found that sleep disturbances are strongly related to substance use among college athletes. Student athletes with sleep difficulties were more likely to smoke, drink, and use illegal substances, including a 317% increase in methamphetamine use.

SourceAmerican Academy of Sleep Medicine·DateJun 6, 2017

Seeing inside coral

A new study uses a novel chemical technique to assess the impact of human activity on coral skeletons, revealing devastating effects of pollution and climate change. The research provides critical information for predicting future reef health and informs mitigation strategies for tropical islands facing similar challenges.

SourceAmerican University·JournalMarine Pollution Bulletin·DateJun 6, 2017

Why do Antarctic krill stocks fluctuate?

Researchers from the University of Oldenburg and Alfred Wegener Institute found that competition within the krill population drives fluctuation cycles. The study suggests a self-generating mechanism in the population is responsible for the variability.

SourceAlfred Wegener Institute, Helmholtz Centre for Polar and Marine Research·JournalNature Ecology & Evolution·DateJun 6, 2017

Flu shot less effective for obese adults

Researchers found that vaccinated obese adults are twice as likely to develop influenza and flu-like illnesses compared to those of healthy weight. The study suggests that existing blood tests may provide misleading information for obese individuals.

SourceSpringer·JournalInternational Journal of Obesity·DateJun 6, 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.

AACR pubs 1st set of screening recs from childhood cancer predisposition workshop

The American Association for Cancer Research has published its first set of consensus screening recommendations for children with common cancer predisposition syndromes. The guidelines provide standardized approaches to surveillance and facilitate appropriate monitoring of children affected by these conditions.

SourceAmerican Association for Cancer Research·JournalClinical Cancer Research·DateJun 5, 2017

Engineer unveils new spin on future of transistors with novel design

Engineer Dr. Joseph S. Friedman designs a novel computing system made solely from carbon that might replace silicon transistors in electronics. The resulting all-carbon spin logic proposal enables cascaded logic gates with increased performance and potential terahertz clock speeds.

SourceUniversity of Texas at Dallas·JournalNature Communications·DateJun 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.

Generous health insurance plans encourage overtreatment, but may not improve health

A new study found that generous health insurance plans with low deductibles and copays can lead to unnecessary treatments for chronically ill patients. The study suggests that personalized medicine interventions, providing more information about treatment effectiveness, can reduce healthcare costs and improve patient outcomes.

SourceInstitute for Operations Research and the Management Sciences·JournalMarketing Science·DateJun 5, 2017