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Science News Archive September 2017 - Page 33


Page 33 of 39

Researchers develop 3-D-printed biomaterials that degrade on demand

Researchers create biocompatible degradable structures using stereolithography with sodium alginate precursor solutions, allowing for transient structures to dissolve away on demand. This technique is useful for making lab-on-a-chip devices and dynamic environments for live cells experiments.

SourceBrown University·JournalLab on a Chip·DateSep 7, 2017

An advanced autonomous platform for securing marine infrastructures

Researchers are developing an autonomous detection system for divers and mines to secure underwater infrastructure. The system combines active acoustic remote detection with target recognition by an approaching Autonomous Underwater Vehicle (AUV), improving coverage and response times.

SourceIMDEA Networks Institute·DateSep 7, 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.

Individuality drives collective behavior of schooling fish

Researchers found that individual characteristics, such as speed and exploratory tendency, significantly impact the cohesion, movement dynamics, and foraging performance of schooling fish. The study provides insights into how inter-individual differences drive collective behavior and group functioning.

SourceUniversity of Konstanz·JournalCurrent Biology·DateSep 7, 2017

Using antidepressants during pregnancy may affect your child's mental health

A nationwide register-based cohort study in Denmark found that children born to mothers taking antidepressants during pregnancy were at increased risk of developing psychiatric disorders. The study suggests that medication alone may not be the sole cause, as heritability also plays a part in determining mental health later in life.

SourceAarhus University·JournalThe BMJ·DateSep 7, 2017

Urinary markers may indicate prognosis after kidney transplantation

A new study reveals that urinary markers miR-155-5p and CXCL10 can predict acute rejection and organ dysfunction in kidney transplant patients. The findings suggest a potential for improved patient outcomes through biomarker-based monitoring after transplantation.

SourceWiley·JournalBritish Journal of Clinical Pharmacology·DateSep 7, 2017

Helping cancer survivors return to work

A new analysis highlights the diversity of employer-related factors that can help or hinder cancer survivors' return to work. The study emphasizes the need for individualized approaches and effective communication between employers and survivors.

SourceWiley·JournalPsycho-Oncology·DateSep 7, 2017

New Canadian telescope will map largest volume of space ever surveyed

The Canadian Hydrogen Intensity Mapping Experiment (CHIME) telescope is a revolutionary radio telescope that will create a three-dimensional map of the universe, extending deep into space and time. By measuring dark energy, scientists will better understand the shape, structure, and fate of the universe.

SourceUniversity of British Columbia·DateSep 7, 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.

Study finds length of stay critical factor in readmission rates at hospitals

A new study from the University of Texas at Dallas found that patients with shorter-than-guideline hospital stays are more likely to be readmitted, while those with longer stays have a lower risk. The study suggests that early discharge can actually increase costs in the long run.

SourceUniversity of Texas at Dallas·JournalProduction and Operations Management·DateSep 7, 2017

Smooth, manmade surfaces create a 'blind spot' for bats using echolocation

Researchers found that bats produce fewer calls, spend less time near vertical glass surfaces, and approach at a more acute angle, highlighting the 'blind spot' in their echolocation ability. The study's findings underscore the negative impact of human development on wildlife, particularly injured or dead bats often found near buildings.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateSep 7, 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.

Professor takes lead role in future of European accelerator facilities

Particle accelerators already have a significant impact on day-to-day life, particularly in medicine and industry. A new EU-funded project has resulted in a concise document highlighting their importance and future development needs, written by University of Huddersfield Professor Rob Edgecock.

SourceUniversity of Huddersfield·DateSep 7, 2017

HCV treatment found safe and effective in individuals with kidney disease

A new study finds that sofosbuvir-based direct-acting antiviral therapy is safe and effective in patients with chronic kidney disease (CKD) and Hepatitis C virus (HCV) infection. The treatment improved kidney function in stage 3 patients after cure, suggesting a potential therapeutic option for CKD patients with HCV.

SourceAmerican Society of Nephrology·JournalClinical Journal of the American Society of Nephrology·DateSep 7, 2017

Study demonstrates courts' critical, underappreciated role in climate policy

A study by George Washington University researchers found that air pollution and coal-fired power plants were the subject of most cases, while renewable energy and energy efficiency saw pro-regulation plaintiffs win more than twice as frequently. Courts are expected to play a significant role in shaping climate policy in the US.

SourceGeorge Washington University·JournalScience·DateSep 7, 2017

Satellites show Hurricane Katia not moving much

Hurricane Katia strengthened into a hurricane on Sept. 6, with powerful bands of thunderstorms around its center, and is forecast to produce heavy rainfall and potentially major hurricane strength at landfall.

SourceNASA/Goddard Space Flight Center·DateSep 7, 2017
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.

Link between positive emotions and health depends on culture

Research finds that positive emotions are associated with healthier blood lipid profiles in Western adults but not in Japanese participants. The study's findings highlight the importance of cultural context in understanding links between emotion and health.

SourceAssociation for Psychological Science·JournalPsychological Science·DateSep 7, 2017

Streamlined security: Optimizing sensor placement with mathematics

Researchers develop a computational level set method to optimize sensor placement for maximum surveillance in complex environments. The model acknowledges finite range, limited viewing angle, and nonzero failure rate of realistic sensors, yielding accurate sensory constraints and optimal viewing directions.

SourceSociety for Industrial and Applied Mathematics·JournalSIAM Journal on Scientific Computing·DateSep 7, 2017

Chemical hot spots

Researchers at Technical University of Munich used a scanning tunneling microscope to analyze the surface activity of catalysts. They found that defects on the surface create ideal conditions for catalysis by attracting but not holding onto hydrogen ions.

SourceTechnical University of Munich (TUM)·JournalNature·DateSep 7, 2017

New facial recognition findings could help develop new treatments for conduct disorder

Researchers found that teenage girls and boys with severe antisocial behavior have difficulty recognizing facial expressions, particularly those showing negative emotions. The study suggests that boys with Conduct Disorder may need more comprehensive interventions than girls due to their unique challenges in emotion recognition.

SourceUniversity of Bath·JournalJournal of Child Psychology and Psychiatry·DateSep 7, 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.

Discovery of chromosome motor supports DNA loop extrusion

Scientists from TU Delft and colleagues show that condensin, a protein involved in packing DNA into chromosomes, has motor function. This discovery supports the 'loop-extrusion' model of chromosome packing, suggesting that condensin pulls DNA inwards to create loops.

SourceDelft University of Technology·JournalScience·DateSep 7, 2017

Intermittent electrical brain stimulation improves memory

Researchers found that intermittent electrical stimulation improved working memory in adult non-human primates, whereas continuous deep brain stimulation impaired memory. The study suggests that increased acetylcholine levels and blood flow may contribute to the benefits of intermittent stimulation.

SourceMedical College of Georgia at Augusta University·JournalCurrent Biology·DateSep 7, 2017

Researchers break through the wall in bacterial membrane vesicle research

Bacterial membrane vesicles are nanoscale spheres formed by bacteria, potentially used in cancer treatment and nanotechnology. Researchers visualized their formation using live cell imaging and electron cryotomography, revealing that endolysin enzymes play a crucial role in their production.

SourceUniversity of Tsukuba·JournalNature Communications·DateSep 7, 2017
Apple iPhone 17 Pro

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

Ship exhaust makes oceanic thunderstorms more intense

A new study finds that ship exhaust aerosol particles alter cloud formation, leading to more lightning and intensified storms. Researchers detected nearly twice as many lightning strokes above heavily-trafficked shipping lanes in the Indian Ocean and South China Sea.

SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateSep 7, 2017

Pressure to be perfect may increase suicide risk in some individuals

A recent analysis of published studies suggests that self-generated and socially based pressures to be perfect may contribute to suicidal thoughts and attempts. Thirteen perfectionism dimensions had positive relationships with suicidal thoughts, particularly the most pernicious form involving perceived external pressure.

SourceWiley·JournalJournal of Personality·DateSep 7, 2017

New method for producing malaria treatment at large scales

Scientists have successfully produced artemisinin, a key malaria treatment, in large quantities using genetically engineered moss. The process is simple, efficient, and cost-effective, offering a promising solution to the global shortage of artemisinin.

SourceFrontiers·JournalFrontiers in Bioengineering and Biotechnology·DateSep 7, 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.

City kids with asthma suffer less if they live near a park

Research suggests that children with asthma who live closer to parks experience fewer days of symptoms, especially older children who can independently visit parks. The study found a correlation between proximity to green spaces and lower asthma symptom rates.

SourceEuropean Respiratory Society·DateSep 7, 2017

Want your question answered quickly? Use gestures as well as words

A study published in Springer's Psychonomic Bulletin & Review found that incorporating gestures into conversations leads to faster turn transition times and quicker responses. Gestures appear to provide a visual component that helps speakers convey additional information, enabling listeners to process and respond more efficiently.

SourceSpringer·JournalPsychonomic Bulletin & Review·DateSep 7, 2017

Fifty-fifty split best for children of divorce

Preschool children in joint physical custody show less behavioral problems and psychological symptoms compared to those living mostly or only with one parent. A new study finds that continuity and stability are crucial for young children's mental health.

SourceUppsala University·JournalActa Paediatrica·DateSep 7, 2017

UTA's David Nygren receives Marie Sklodowska-Curie award

David Nygren, Presidential Distinguished Professor of Physics at UTA, has been honored with the 2018 Marie Sklodowska Curie Award for his groundbreaking contributions to particle detection and nuclear sciences. He invented the Time Projection Chamber, a key technology used in particle physics research.

SourceUniversity of Texas at Arlington·DateSep 7, 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.

Children exposed to chemicals in 9/11 'dust' show early signs of risk of heart disease

Children who lived near the World Trade Center on 9/11 are showing early signs of increased risk for future heart disease due to exposure to toxic chemicals. Blood tests revealed elevated levels of artery-hardening fats in their blood, linked to higher blood levels of perfluoroalkyl substances (PFASs).

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalEnvironment International·DateSep 7, 2017

Extreme weather has limited effect on attitudes toward climate policies

A recent study found that extreme weather events do not significantly increase support for climate policies, even among those who experienced severe weather. The study suggests that other factors, such as political beliefs and party affiliation, play a much larger role in shaping attitudes towards climate change.

SourceIndiana University·JournalGlobal Environmental Change·DateSep 7, 2017

Human skin cells transformed directly into motor neurons

Researchers at WashU Medicine convert skin cells from healthy adults into motor neurons, retaining their age and potential for studying neurodegenerative diseases. The technique eliminates ethical concerns and allows for the study of human motor neurons in the lab.

SourceWashU Medicine·JournalCell Stem Cell·DateSep 7, 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.

Neuroscientists explore the risky business of self-preservation

Research reveals that prey use both speed of approach and proximity of predator to calculate best escape route, leading to a more nuanced understanding of self-preservation instincts. The study also sheds light on the neural mechanics that fuel this fundamental behavior in animals, including humans.

SourceNorthwestern University·JournalCurrent Biology·DateSep 7, 2017

Monarch butterflies disappearing from western North America

A new study reveals that western monarch butterfly populations have declined by more than 70% over the past 35 years, threatening their survival. Habitat loss, pesticide use, and climate change are likely contributing factors to this decline.

SourceWashington State University·JournalBiological Conservation·DateSep 7, 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.

New porcelain crab species from Colombia named

Researchers at STRI and JLU discovered a new species of porcelain crab, Pachycheles tuerkayi, found only along the coasts of Costa Rica, Panama, and Colombia. The new species has hairy claws and can be distinguished from another similar species, P. serratus, through its unique characteristics.

SourceSmithsonian Tropical Research Institute·JournalCrustaceana·DateSep 7, 2017

Curious properties

Theoretical physicists analyze flocking behavior on curved surfaces, including a sphere and an hourglass-shaped figure called a catenoid. They found special sound modes that don't dissipate and flow around obstacles, with the sphere's bands centered on the equator.

SourceUniversity of California - Santa Barbara·JournalPhysical Review X·DateSep 7, 2017

Study: Biomarkers as predictive of sepsis as lengthy patient monitoring

A new study published in Scientific Reports found that measuring five key biomarkers in blood can quickly identify patients with sepsis, potentially saving lives. The researchers used machine learning models to determine the predictive power of using traditional vital sign data, biomarkers alone, or a combination of both.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalScientific Reports·DateSep 7, 2017

Hip fracture often deadly, Australian study shows

A new Australian study reveals hip fractures are a major public health issue with high morbidity and mortality rates. The research found that individuals with hip fractures were 3.5 times more likely to die within 12 months compared to non-injured counterparts, with excess mortality risk higher in males than females.

SourceInternational Osteoporosis Foundation·JournalArchives of Osteoporosis·DateSep 7, 2017
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.

Scientists make methanol using air around us

Researchers at Cardiff Catalysis Institute have developed a new method to produce methanol from methane using oxygen and hydrogen peroxide at low temperatures. This breakthrough has major implications for cleaner industrial processes worldwide.

SourceCardiff University·JournalScience·DateSep 7, 2017

A fair wage for global garment industry workers?

Research by Surrey's Centre for Environment and Sustainability found that Western European garment industry workers in BRIC countries are paid only around half the living wage. The study estimated that workers need to be paid an additional 35% to offset financial demands, such as income tax and social security contributions.

SourceUniversity of Surrey·JournalThe International Journal of Life Cycle Assessment·DateSep 7, 2017

Penn researchers closer to uncovering a new feature in heart failure

A team of Penn researchers found a correlation between shorter telomeres and heart failure in human patients. Telomere length was directly related to cardiac function, with severely shortened telomeres indicating decreased cardiac performance.

SourceUniversity of Pennsylvania School of Medicine·JournalJournal of the American Heart Association·DateSep 7, 2017
Meta Quest 3 512GB

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

Blindness study shows how gene causes middle-age sight loss

Scientists have identified a gene that causes blindness in middle age, shedding light on a devastating genetic condition. The study found changes in the RPGR gene damage eye cells and lead to X-linked retinitis pigmentosa, affecting night and peripheral vision before causing complete blindness.

SourceUniversity of Edinburgh·JournalNature Communications·DateSep 6, 2017

Late bedtime and lack of sleep lead to overweight children in China

Chinese children who go to bed later and sleep less are more likely to be overweight, with each hour later bedtime increasing BMI scores. The study suggests cultural factors, such as emphasis on studying and academic achievement, contribute to shorter sleep durations.

SourceUniversity of Birmingham·JournalJournal of Epidemiology·DateSep 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.

Liver cancer patients can start with lower dose of chemotherapy and live just as long

Patients with hepatocellular carcinoma can start with a lower dose of sorafenib without affecting overall survival, experiencing fewer side effects and lower treatment costs. The reduced dose approach allows patients to ramp up as they show tolerance, while the standard dose may require ramping down due to toxicities.

SourceUniversity of Pennsylvania School of Medicine·JournalJournal of Clinical Oncology·DateSep 6, 2017

Art courses could help medical students become better clinical observers

Researchers found that art observation training significantly improved observational recognition skills among first-year medical students. The study also showed improvements in empathy and emotional recognition, as well as an increase in open-mindedness. Art training alone can help teach medical students to become better clinical obser...

SourceUniversity of Pennsylvania School of Medicine·JournalOphthalmology·DateSep 6, 2017