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Science News Archive July 2019


Page 7 of 41

An unexpected developmental hierarchy in an unusual disease

Researchers studied LCH lesions under the microscope to investigate diversity in full molecular detail. They identified multiple LCH cell subtypes, including actively dividing cells that give rise to other subtypes, revealing an interplay of developmental, immunological, and oncogenic mechanisms.

Two therapeutic targets identified for deadly lung cancer

Researchers have discovered that two enzymes, SIK1 and SIK3, play a critical role in driving tumor growth in non-small-cell lung cancer by promoting inflammation. The findings highlight a potential new target for therapies and could lead to improved treatment options for patients with this deadly form of lung cancer.

Apple iPhone 17 Pro

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

Solar energy becomes biofuel without solar cells

Researchers at Uppsala University have developed a way to produce butanol, a fourth-generation biofuel, using solar energy, water, and CO2 without the need for solar cells. The microorganisms can efficiently capture the sun's energy and bind to carbon dioxide in the air.

Brain region linked to altered social interactions in autism model

A new study has identified a specific forebrain region linked to altered social interactions in an autism model. Restoring activity of the anterior cingulate cortex (ACC) reversed social traits associated with autism. The research provides clues to the neural circuits underlying social deficits in autism spectrum disorder.

Mouse genetics influences the microbiome more than environment

A recent study published in Applied and Environmental Microbiology found that genetics has a greater impact on the microbiome of mice than their maternal birth environment. The researchers tested two different inbred laboratory strains of mice and found that the offspring's microbiomes were similar regardless of which parent was black ...

Fluke 87V Industrial Digital Multimeter

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

Stanford physicists count sound particles with quantum microphone

Researchers create device that exploits quantum principles to detect phonons, enabling precise measurement of individual sound particles and paving the way for new types of quantum devices. This breakthrough could lead to more compact and efficient quantum computers that operate by manipulating sound rather than light.

Racial bias associated with burnout among resident physicians

A study of nearly 3,400 second-year resident physicians in the US found that 45% experienced burnout symptoms, which may contribute to care disparities and racial bias towards black people. The observed association was small to medium and cannot be determined as causal.

Medications used to treat atrial fibrillation may raise risk of falls

A study found that medications used to treat atrial fibrillation, such as amiodarone, can significantly increase the risk of falls and fainting in older adults. The risk is highest within the first two weeks of treatment, highlighting the importance of informed decision-making for quality patient care.

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.

Work that kills

Research finds that more than 64% of employed Russians work evenings, nights, or weekends, disrupting their biological and social rhythms. The negative effects include depression, headaches, burnout, and chronic fatigue, leading to workplace accidents and injuries.

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.

Shaping light with a smartlens

A team of researchers from ICFO demonstrates an adjustable technique to manipulate light without mechanical movement, enabling the creation of dynamically tuneable lenses with high control and low power consumption. The Smartlens technology has potential applications in high-end systems and simple end-user-oriented imaging devices.

New CRISPR platform expands RNA editing capabilities

RESCUE, a new CRISPR platform, allows for targeted RNA edits previously impossible, offering a critical gap in the toolbox for treating diverse genetic changes. The technology can modulate protein activity by targeting phosphorylation sites, providing a reversible alternative to DNA-level modifications.

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.

Mouse model supports importance of fatty acid balance in chronic disease

Researchers created novel mouse models to study health effects of omega-6 and omega-3 fatty acids, finding a higher risk of metabolic disease and cancer with over-production of n-6 PUFA. The ratio of these fatty acids influences chronic disease risk, and balancing the ratio may be a safe solution.

Next-gen membranes for carbon capture

Scientists at EPFL Valais Wallis have developed high-performance membranes for carbon capture that surpass post-combustion capture targets. The membranes, based on single-layer graphene with selective layers, show six-fold higher CO2 permeance and high separation factors.

A computer that understands how you feel

A new computer system called EmoNet can accurately categorize images into emotional categories, suggesting that the visual cortex plays a crucial role in emotion processing. The study found that EmoNet could recognize emotions with high accuracy, even for nuanced emotions like confusion and awe.

NASA finds two areas of strength in Tropical Storm Nari

NASA's Terra satellite reveals two areas of intense storms in Tropical Storm Nari, with cloud top temperatures as low as minus 50 degrees Fahrenheit. The storm is moving northward toward Japan, expected to make landfall and then dissipate over cooler waters.

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.

How is urban green space associated with mental health?

This observational study found that exposure to more tree canopy was associated with a lower likelihood of psychological distress and better self-rated general health. However, no green space indicator was consistently linked to depression or anxiety, and low-lying vegetation had mixed results.

New paper points to soil pore structure as key to carbon storage

Researchers at Michigan State University discovered a new mechanism determining how carbon is stored in soils, which could improve climate resilience and reduce carbon footprints. Soils from ecosystems with higher plant diversity have more pores of the right size for stable carbon storage.

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.

Study: Sizzling Southwest summers can cause pavement burns in seconds

Researchers found that pavement burns account for a significant number of burn-related injuries, particularly in the Southwestern United States. Temperatures above 95 degrees significantly increase the risk of pavement burns, with the risk increasing exponentially as temperatures exceed 105 degrees.

Banning tobacco sales to people under age 21 reduces smoking

A new Yale University study reveals that banning tobacco sales to people under age 21 significantly reduces smoking rates among 18- to 20-year-olds. The study found a 10% drop in smoking among these age group when local tobacco-21 laws are implemented, with effects expected to be even greater at the state level.

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.

A good first step toward nontoxic solar cells

A team of engineers at Washington University in St. Louis has found a more stable, less toxic semiconductor for solar applications, made up of potassium, barium, tellurium, bismuth and oxygen (KBaTeBiO6). The new compound has a band gap of 1.88 eV, which is close to the halide perovskites, making it promising for solar cell applications.

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.

Terahertz imaging technique reveals subsurface insect damage in wood

Researchers have developed a new terahertz imaging technique that can detect subsurface insect damage in wood, allowing for early detection of infestations. The technique uses terahertz time-of-flight tomography to identify damage caused by insects like the typographer beetle, which infects spruce and other coniferous trees.

When should banks chase debts? New method could help them decide

A new study from the University of Texas at Austin develops a predictive model for sorting delinquent credit card users into categories based on their likelihood of paying back overdue debt. The model can help banks determine when to chase debts and when to let them go, reducing financial risks and uncertainty.

Children with medical emergencies during airline flights have limited aid

A study by Duke University researchers found that children's common ailments like vomiting and fever require pediatric versions of therapies, which are often lacking in airline first-aid kits. Most incidents were handled by flight crew members, but parents should carry on medications for their children to ensure prompt treatment.

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.

Making blockchain transactions secure and private

TU Wien's blockchain research lab has developed a software tool called Coinshuffle to collect and merge transactions, creating anonymous Bitcoin transactions. The lab also solved scalability issues in Lightning Networks, enabling private transactions without compromising security.

Newly identified rice gene confers multiple-herbicide resistance

A newly discovered gene in rice renders the crop resistant to several widely used beta-triketone herbicides. The HIS1 gene encodes an oxidase that detoxifies herbicide compounds, offering potential value in breeding new herbicide-resistant crops for efficient global food production.

Neurobiology -- sushi for synapses

A team of researchers at LMU in Munich has found that messenger RNAs are transported between the cell body and nerve processes like sushi on an endless conveyor belt, allowing them to reach specific synapses. The discovery sheds light on how proteins are delivered to synapses, a crucial process for learning and memory.

Scientists find clue to 'maternal instinct'

Research by LSU biologist Ryoichi Teruyama and student researcher Ryan LeBlanc has identified a group of cells activated by oxytocin in one area of female mouse brains not found in males. This discovery may lead to new treatments for postpartum depression, which affects 10-20% of women after childbirth.

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.

Interventions for type 2 diabetes successful across the genetic landscape

Researchers at Massachusetts General Hospital found that dietary fat quality and genetic risk of diabetes work independently, and a diet high in polyunsaturated fats can reduce type 2 diabetes risk. The study's findings support the deployment of lifestyle or dietary interventions for all gradients of genetic risk.

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.

Technologies for the Sixth Generation Cellular Network

Scientists at KIT have developed a promising approach to converting data streams between the terahertz and optical domains using ultra-rapid electro-optical modulators. This technology has the potential to reduce technical complexity of future radio base stations and enable terahertz connections with high data rates.

Study in mice advances combination immune therapy for ovarian cancer

A combination of two FDA-approved drugs significantly extended the lives of mice injected with human ovarian cancer cells, altering the natural ratio of macrophages and improving survival. The treatment targets M1 macrophages, which can protect against tumor growth and progression.

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.

Rotavirus cell invasion triggers a cacophony of calcium signals

Researchers at Baylor College of Medicine and Indiana University have found that rotavirus induces hundreds of discrete and highly dynamic calcium spikes during peak infection. These spikes can be attenuated by genetically knocking down the virus's NSP4 protein, which disturbs calcium balance within cells.

Researchers suggest empathy be a factor in medical school admissions

A cross-sectional study of over 16,000 osteopathic medical students found that high empathy scores are linked to better clinical competence and patient outcomes. The study established national norms for assessing medical students' empathy, which can help identify students who need additional education to boost their level of empathy.