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Science News Archive August 2017


Page 27 of 41

Psoriasis and psychiatric illnesses: What are the links?

Research suggests a connection between psoriasis and psychiatric illnesses, with inflammation being a key underlying factor. Psoriasis patients are at higher risk of anxiety, depression, and suicidal thoughts due to the debilitating nature of their condition.

UMass Amherst geoscientist awarded international lectureship

Hydrogeologist David Boutt has been named the Birdsall-Dreiss Distinguished Lecturer for 2018 by the Geological Society of America's Hydrogeology Division. He will give a 12-month national and international speaking tour, including stops in Asia, Europe, and South America.

SAMSUNG T9 Portable SSD 2TB

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The Lancet: Highly hazardous pesticides: Bans not secure storage

A randomized trial in Sri Lanka found that secure storage of pesticides had no impact on rates of self-poisoning or suicide. A review of global policies concluded that bans are the most effective way to reduce pesticide-related suicides. Secure storage is not a sufficient solution to this public health problem.

Night vision for bird- & bat-friendly offshore wind power

Researchers are developing software called ThermalTracker to automatically categorize birds and bats in thermal video. The system can help developers and regulators make informed decisions about siting and operating offshore wind projects, reducing uncertainty about potential impacts on wildlife.

Imagining an action-consequence relationship can boost memory

A recent study found that imagining an action between two objects and its potential consequence can improve memory performance. Older adults who learned to use this strategy showed significant improvements, suggesting a promising approach for personalized memory rehabilitation.

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.

Scientists probe Neptune's depths to reveal secrets of icy planets

Researchers at the University of Edinburgh used computer simulations to predict chemical compounds in Neptune's mantle, finding ammonia hemihydrate as a likely component. The discovery sheds light on the extreme conditions and chemistry of ice giants, influencing future studies.

New type of blood cells work as indicators of autoimmunity

Scientists have discovered a specific type of immune regulatory cell, T follicular regulatory cells (Tfr), in patients with Sjögren syndrome, an autoimmune disease. Blood Tfr cells are immature and unable to suppress antibody production, but their levels increase in response to flu vaccine exposure.

Robots offer key advantages in esophageal surgery

Researchers at Allina Health have found robotic-assisted surgery to be effective and safe for a select group of patients undergoing transhiatal esophagectomy. The study, which analyzed data from 100 patients, highlights the benefits of robotic technology in improving surgical outcomes.

Massive particles test standard quantum theory

Scientists at the University of Vienna and Tel Aviv have conducted the first experiment testing standard quantum theory with massive molecules, placing upper bounds on higher-order interference. The researchers used a nanofabricated mask to create a diffraction pattern that followed expectations of standard quantum mechanics.

Apple iPhone 17 Pro

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

New ultrathin semiconductor materials exceed some of silicon's 'secret' powers

Researchers at Stanford University have discovered two semiconductors that can form high-quality insulators when exposed to oxygen, a trait shared by silicon but not other semiconductors. The new materials can be shrunk to atomic thinness and require less energy than silicon circuits, making them ideal for future devices.

A smoother ride over troubled waters

Researchers at Utah State University have developed a novel design for an inflatable speedboat that utilizes elastic materials to absorb wave energy and reduce the impact on passengers. The study reveals unique differences in water-impact behavior between rigid and elastic bodies.

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.

Efforts to reduce pollution from agriculture paying off slowly

A new study from the University of Waterloo found that reducing algae-causing nutrients in agricultural runoff can take up to 30-40 years to have a desired impact. Despite decreasing nutrient inputs, water quality has been slow to respond, with some watersheds taking decades to see significant improvements.

Opioid users 50 percent more likely to get treatment under Obamacare

A new study by Drexel University found that opioid users are 50% more likely to receive treatment and have it paid for by insurance under Obamacare. The study analyzed data from the National Survey on Drug Use and Health, showing a significant increase in access to care and insurance coverage since the ACA's implementation.

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.

What algae can tell us about political strategy

Researchers used algae modeling to study competing ideologies and their survival rates. They found that a balance between offensive and defensive strategies is key, with a 50-50 mix being the most effective.

Secondhand opinions

Research reveals that a minority of users' tweets account for the majority of influence, with opinion leaders forming a virtual community that shapes information spread. The study suggests targeting this community for effective advertising on social media platforms like Twitter.

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.

Attitudes on human genome editing vary, but all agree conversation is necessary

A study by University of Wisconsin-Madison researchers found a public divided on the use of human genome editing, with some supporting its therapeutic applications and others opposing enhancement. However, most respondents agreed that conversations about the technology are necessary to address its moral and regulatory implications.

Climate change shifts timing of European floods

A study by Vienna University of Technology reveals that climate change has a real impact on flood events in some regions, causing them to shift in timing. The magnitude of the flood does not provide enough information to detect the impact of climate change, whereas the timing provides valuable insights into its effects.

New handheld spectral analyzer uses power of smartphone to detect disease

The new TRI Analyzer can perform lab-grade medical diagnostic tests on patient blood, urine, or saliva samples as reliably as clinic-based instruments. The device, costing $550, analyzes samples using the power of a smartphone's camera and illuminates sample fluids with an internal LED flash or external laser diode.

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.

From hot to cold: How to move objects at the nanoscale

Simulations show that a temperature gradient can displace nanoparticles on graphene membranes, with the force acting like a ballistic wave. Researchers discovered a new phenomenon called thermophoresis ballistic, where vertical thermal oscillations push objects horizontally.

How perception, association and belief drive hallucinations

A new study suggests that auditory hallucinations may arise from top-down brain processing, driven by strong associations between sensory inputs and mental concepts. Participants who experienced hallucinations showed strong beliefs about the association, which drove their tone hallucinations.

Being bullied may dramatically affect sleep

Researchers found that bullying can cause significant changes in sleep patterns, including increased bouts of paradoxical sleep and flattened body temperature fluctuations. These effects persisted even after the mice were removed from the threatening environment, suggesting a long-term impact on mental health.

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 find new way to map differences in the brain

Researchers have developed a new way to map differences in brain cells by analyzing chemical modifications in their DNA. The study identified 16 subtypes of neurons in mice and 21 in humans, offering new insights into the diversity of brain cell types and potential for understanding brain development and dysfunction.

How urban seasnakes lost their stripes

Researchers found that seasnakes living in polluted areas have darker skin, which helps them bind and rid their bodies of contaminants. This is an example of industrial melanism, where dark-colored varieties thrive in industrial environments.

Surprise discovery in the search for energy efficient information storage

Researchers at the University of Nottingham have made a groundbreaking discovery in the search for energy-efficient information storage. By controlling the chirality of magnetic domain walls using an electric field, they have opened up new possibilities for non-volatile information processing and storage technology.

Blocking pathogens in rice

Researchers have found a way to make plants resistant to the bacterial pathogen Xanthomonas oryzae oryzae that causes rice blight. The team discovered that blocking the pathogen's access to sugar stores in plants can starve them out, preventing multiplication.

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.

New kinds of brain cells revealed

Scientists have identified new subtypes of brain cells in mice and humans using DNA analysis, revealing a complex diversity of neurons. This breakthrough opens the door to understanding how many types of neurons exist, which could lead to improved treatments for brain-related diseases.

AI, crowdsourcing combine to close 'analogy gap'

Researchers at Carnegie Mellon University developed a method for computers to mine databases of patents, inventions, and research papers to identify ideas that can be repurposed. This approach uses crowdsourcing and deep learning to analyze product descriptions and find analogous products, leading to innovative solutions.

Breakthrough method yields trove of neuron subtypes, gene regulators

A breakthrough method has yielded a trove of neuronal subtypes and gene regulators in the brain, using molecular profiling to detect epigenetic regulation. This discovery opens the door to potentially discovering changes linked to brain disorders and compiling the brain's 'parts list'.

Toward a better definition for acute kidney injury in newborns

A new approach to assess renal function in term newborns with hypoxic ischemic encephalopathy identifies early stages of AKI. Approximately 69% of infants did not develop kidney failure, while 19% showed a slower serum creatinine decline rate matching those with established AKI.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Mutant ants provide insights into social interaction

Researchers genetically engineered ants to lack their sense of smell, finding they couldn't communicate, forage or compete for queen status. This discovery promises to advance understanding of social communication and its relation to human disorders like autism and depression.

Test uses nanotechnology to quickly diagnose Zika virus

Researchers developed a test that detects Zika virus presence in blood in minutes, using gold nanorods on paper. The test relies on an immune response caused by the virus and doesn't require refrigeration, making it suitable for resource-limited settings.

Meta Quest 3 512GB

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Belief in neuromyths is extremely common

A recent study found that belief in neuromyths, such as seeing letters backwards being a sign of dyslexia, is prevalent among educators, the public, and those with neuroscience training. Training in education and neuroscience helps reduce these false beliefs.

Marine noise pollution stresses and confuses fish

Researchers found that piling sounds stress sea bass, causing them to fail to react to predators while drilling sounds cause them to actively avoid areas with these noises. This exposure can also impair their ability to detect food and has potential effects on reproduction.

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.

CU study: Ancient DNA used to track Mesa Verde exodus in 13th century

A study using ancient DNA from domesticated turkeys found that many Ancestral Pueblo people migrated to the Northern Rio Grande region after Mesa Verde's collapse. The genetic composition of northern Rio Grande turkeys changed substantially before and after the migration, suggesting the people took their turkeys with them.

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.

Drug trial shows promise for deadly neurological disorder

A clinical trial shows promise for treating Niemann-Pick type C by slowing disease progression with cyclodextrin. The study found significant improvements in gait, cognition, and speech, with half of patients experiencing no worsening or improvement in neurological severity score.

NASA analyzed intensifying Franklin's rains before landfall

NASA analyzed data from Tropical Storm Franklin before it made landfall in east-central Mexico, revealing intense storms with tops reaching heights of over 9.4 miles. The analysis showed heavy rainfall rates of over 2.4 inches per hour in bands around the storm's southwestern side.

How the brain recognizes familiar faces

Researchers discovered two previously unknown brain areas involved in face recognition, which integrate visual perception with memory and social knowledge. The brain's response to familiar faces is distinct from visually familiar ones, with a sudden 'aha' moment when recognizing a long-known acquaintance.

Crank the AC, cut in-car pollution

Researchers at Washington University in St. Louis found that controlling car ventilation can significantly reduce pollutant exposure during commutes. Using portable instruments and sensors, they measured pollutant levels inside and outside cars during daily commutes, finding that running the AC reduced pollutants by 20-34%.

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.

First mutant ants shed light on evolution of social behavior

Researchers at Rockefeller University created genetically altered ants to explore the evolutionary roots of ant social behavior. The study found that a gene essential for sensing pheromones is crucial for pheromone detection and social organization, leading to behavioral abnormalities in mutant ants.

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.