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Science News Archive May 2015


Page 8 of 31

Nonfriction literature

The National Science Foundation has funded a project to develop ultralow-wear composite materials for industrial applications, with the goal of reducing friction and wear costs. The research will explore material structures, composition, processing, and operating conditions to improve tribological performance.

Measles-flu comparison yields insights for vaccine design

A study led by Mount Sinai researchers compares flu viruses to the measles virus to identify key genes that can't be changed. This could lead to the development of universal flu vaccines and improved protection against emerging viral threats.

New computational technique advances color 3D printing process

Researchers developed a new method called computational hydrographic printing that physically aligns surface color textures onto 3D surfaces with unprecedented precision. This breakthrough enables the customization of complex surfaces with specific colors and patterns.

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.

How to get high-quality RNA from chemically complex plants

Researchers developed modified protocols to extract high-quality RNA from diverse plant species, overcoming challenges caused by secondary metabolites. The methods combine TRIzol reagent, TURBO DNA-free kit, and sodium lauroyl sarcosinate (sarkosyl) for improved extraction success.

All sounds made equal in melancholy

Researchers found individuals with elevated depressive symptoms performed poorly hearing all categories of speech, not just sad speech, in cocktail party-like environments. The study's findings suggest a broader issue with emotion-general deficit in speech perception for those with depression.

Anticipating temptation may reduce unethical behavior, research finds

A study published by the Society for Personality and Social Psychology suggests that anticipating ethical temptations can decrease the likelihood of unethical behavior. Participants who anticipated temptation were less likely to engage in dishonest behavior and more likely to maintain consistency with their long-term goals and moral se...

Apple iPhone 17 Pro

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

Visualizing how radiation bombardment boosts superconductivity

Researchers use precision spectroscopic-imaging scanning tunneling microscope to map out defects, superconductivity, and quantum vortices. Vortex pinning depends on shape of damage tracks and collateral damage, enabling strategic engineering of materials for energy applications.

Vaccines developed for H5N1, H7N9 avian influenza strains

Researchers developed vaccines for H5N1 and H7N9 avian influenza strains using a recombinant virus approach, protecting chickens against both strains. This method may lead to rapid vaccine development for emerging strains and new influenza vaccines for pigs, sheep, and other livestock.

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.

Ames Laboratory intern awarded a NSF Graduate Research Fellowship

William Robin Lindemann, a senior at Iowa State University, has been awarded a prestigious NSF Graduate Research Fellowship for his work in materials science and engineering. The fellowship provides three years of financial support to pursue a Ph.D. in materials science and engineering.

Estuaries protect Dungeness crabs from deadly parasites

Research shows that estuaries offer a parasite-free zone for Dungeness crabs, allowing them to rid themselves of deadly nemertean worms. The crabs thrive in lower-salinity environments, making estuaries an essential habitat for their survival.

More than two dozen articles provide insights on mummies

The Anatomical Record publishes 26 articles on mummy anatomy in historical and cultural context, exploring diseases and daily life of ancient individuals. The studies utilize advanced knowledge and tools to 'unwrap' the secrets held within mummies.

Building expertise to protect the Serengeti

The Serengeti is facing significant threats, including climate change, population growth, and infrastructure development, which could lead to the loss of this iconic ecosystem. Researchers are studying the impact of these factors on biodiversity, ecosystem functions, and services.

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.

Birds 'weigh' peanuts and choose heavier ones

Researchers discovered that Mexican Jays can 'weigh' peanuts by shaking them in their beaks, producing sounds that help identify the content. The birds prefer heavier nuts with more content over lighter ones, even when they appear identical.

An evolutionary heads-up

A study by the University of Veterinary Medicine -- Vienna found that larger brain size confers a survival advantage to female guppies, but not males. The research, which released large- and small-brained guppies into semi-natural streams, revealed that large-brained fish are better at evading predators, leading to higher survival rates.

Faster heart rate linked to diabetes risk

A four-year study of 73,357 Chinese adults found that faster heart rates were positively associated with an increased risk of developing diabetes. Participants with faster heart rates had a 23% increased risk of diabetes for every 10 beats per minute, similar to the effects of a 3 kilogram per meter square increase in body mass index.

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.

Subconscious learning shapes pain responses

Researchers at Karolinska Institutet found that people can be conditioned to associate images with specific pain responses without conscious awareness. This study suggests that unconscious learning may have a significant impact on higher cognitive processes, including pain perception.

This Slinky lookalike 'hyperlens' helps us see tiny objects

Researchers developed a metamaterial hyperlens that can improve early cancer detection, nanoelectronic manufacturing, and single-molecule observation. The design overcomes diffraction limitations in the visible frequency range, enabling higher resolution imaging and potentially leading to breakthroughs in various fields.

Breastfeeding protects against environmental pollution

A recent study by Aitana Lertxundi analyzed the effects of PM2.5 and NO2 pollution on pregnant women and their offspring. The research found an inverse relationship between exposure to air pollution and motor development in babies, with breastfed infants showing improved motor skills.

Smoking and drug abuse could more than triple annual ER visits

Researchers find smokers are four times more likely to visit emergency rooms, while substance abuse and psychiatric illnesses also contribute to frequent ER use. Overall medical care visits have soared, driven by chronic diseases and increased health insurance coverage.

How supercooled water is prevented from turning into ice

A recent study reveals that supercooled water does not become completely unstable before turning into ice crystals, thanks to an energy barrier for crystal formation. As temperature drops, liquid water becomes easier to compress, unlike other substances.

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.

Mosquito sex-determining gene could help fight dengue fever

Researchers at Virginia Tech's Fralin Life Science Institute have discovered a genetic switch called Nix that underlies the difference between male and female mosquitoes. By harnessing this trait, they hope to develop mosquito control strategies by converting females into harmless males or eliminating deadly females.

New species of ancient intruder discovered in England

A team of scientists from the University of Leicester has discovered a new species of 425-million-year-old fossil, which is the first parasite of its kind to be found intact with its host. The fossil species, named Invavita piratica, is a 'tongue worm' that was previously known only from isolated juvenile specimens.

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.

Researchers discover molecular approach to promote cancer cell death

Researchers at Winship Cancer Institute of Emory University have discovered a novel strategy to exploit apoptosis in lung cancer treatment by inhibiting the Bcl-2 protein. A new class of compounds has been identified that bind to the BH4 domain of Bcl-2, promoting cancer cell death.

Planktonic world: The new frontier

The Tara Oceans expedition has produced a comprehensive catalogue of over 40 million genes from 35,000 unknown species, showcasing the vast diversity of planktonic organisms. Climate change impacts on ocean ecosystems are being studied using this global dataset.

Scientists unveil prostate cancer's 'Rosetta Stone'

A comprehensive map of genetic mutations in advanced prostate cancers has been created, revealing that nearly 90% of patients have actionable mutations. This breakthrough could lead to targeted treatments and improve patient outcomes.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Blood to feeling: McMaster scientists turn blood into neural cells

Researchers at McMaster University have developed a technology to convert adult human blood cells into functional neurons, providing insights into pain perception and potential new treatments. This breakthrough could lead to the development of personalized pain medications that target specific neural pathways.

What would it take to limit climate change to 1.5°C?

To limit climate change to 1.5°C, accelerated energy efficiency gains and CO2 removal are crucial, with a tight constraint on future carbon emissions required, and global carbon neutrality needed 10-20 years earlier than projected for a 2°C target

Inland ice in Antarctica melting fast

Glaciers on the Southern Antarctic Peninsula have been destabilized and are melting at accelerated rates since 2009, contributing significantly to rising sea levels. Warming ocean currents and changes in wind circulation are thought to be the primary causes of this phenomenon.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Raising a glass to the holidays

A new study published in BMC Medicine found that people in England consume an additional 12 million bottles of wine each week due to holidays and special occasions. This increase in alcohol consumption can lead to health issues, highlighting the need for more accurate measurement and targeted interventions.

Endocrine-disrupting chemicals in baby teethers

Researchers at Goethe University found that two out of ten plastic rings in baby teethers release chemicals with hormone-like effects. These additives can inhibit the effects of androgens such as testosterone and act like natural oestrogen in the body. The study highlights the need for manufacturers, regulatory agencies, and scientists...

Lowly 'new girl' chimps form stronger female bonds

A new study of social relationships in wild apes reveals that low-ranking female chimpanzees form stronger bonds with other females of similar status. The researchers analyzed daily records for 53 adult females over 38 years and found that these low-ranking pairs were more likely to seek each other out than those from higher social ranks.

New methods to study sound generated by wind power plants

Researchers aim to identify annoying features of wind power plants from people's experiences in Finnish climatic conditions. A real-time feedback system and statistical models will be used to model the formation and dissemination of sound.

Time is muscle in acute heart failure

Joint recommendations from the Heart Failure Association, European Society of Emergency Medicine, and Society for Academic Emergency Medicine emphasize urgent diagnosis and treatment of acute heart failure. The guidelines outline tests, treatments, and management strategies to reduce mortality and morbidity.

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.

Agricultural fires in Angola, West Africa

Dozens of deliberately set fires were detected in Angola using NASA's MODIS instrument on May 21, 2015. The fires, likely used for land management purposes, produce smoke that degrades air quality and contain carbon monoxide, carbon dioxide, and particulate matter.

The Bronze Age Egtved Girl was not from Denmark

The Bronze Age Egtved Girl's strontium isotope signatures indicate she was born and raised outside Denmark's current borders. Her clothing, blanket, and oxhide come from the Schwarzwald region of South West Germany. This discovery confirms close relations between Denmark and Southern Germany in the Bronze Age.

Sudden onset of ice loss in Antarctica detected

Researchers detected a sudden onset of ice loss in Antarctica's Southern Antarctic Peninsula, with glaciers shedding 55 trillion liters of water annually. The region's ice loss shows no signs of waning and is attributed to warming oceans.

Robot masters new skills through trial and error

Researchers at UC Berkeley developed algorithms that enable robots to learn motor tasks through trial and error, mimicking human learning. The 'deep learning' technique allows robots to adapt to changing environments without pre-programmed details.

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.

Case of Guatemalans at Iowa plant reflects desperation amid globalization

Researchers documented how a meatpacking plant met the desire for low-wage, exploitive jobs, with many Guatemalans migrating from desperate situations. The study explores the role of shadow networks in forging identities of migrating workers and their experiences in finding agency and improving lives.

Controlling a robotic arm with a patient's intentions

Caltech researchers successfully implanted a device in a patient with quadriplegia, allowing him to control a robotic arm with his thoughts. The new approach records signals from the posterior parietal cortex, improving motor control and making movements more natural.

Premature aging: Scientists identify and correct defects in diseased cells

Researchers have identified and corrected defects in diseased cells, restoring normal activity in Cockayne syndrome patients. The study reveals the role of an enzyme, HTRA3 protease, in mitochondrial defects that contribute to premature aging. Therapeutic strategies using HTRA3 inhibitors or antioxidants may soon be tested in patients.

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.

Douglas study on neurogenesis in the olfactory bulb

Researchers found that integration of new neurons in the adult brain is compromised in depressed patients, particularly in the olfactory bulb. This discovery provides an important step towards understanding the mechanisms of depression.

Simulations predict flat liquid

Researchers have predicted a liquid phase in atomically thin golden islands that patch small pores of graphene, where gold atoms flow and change places in the plane. The liquid state is possible when the edge of graphene pore stretches the metallic membrane.

Workplace intervention improves sleep of employees' children

A workplace intervention designed to reduce work-family conflict and increase schedule flexibility has a positive influence on the sleep patterns of employees' children. Children whose parents participated in the STAR intervention showed improved sleep quality compared to those in a control group, according to researchers at Penn State.

Development of face perception in Japanese children

Research on face perception in Japanese children aged 8-13 years reveals that it almost matures by age 13, significantly earlier than previously observed in Western children. This study utilized EEG to analyze the N170 component and found significant differences between Japanese and Western children in terms of latency and peak detection.

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.

Our bond with dogs may go back more than 27,000 years

Researchers found a 35,000-year-old wolf bone in Siberia that reveals the most recent common ancestor of modern wolves and dogs. The discovery sheds light on the early origins of dog domestication, with implications for our understanding of human-wolf relationships.