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Science News Archive October 2017


Page 11 of 43

Apple iPhone 17 Pro

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

Jumping nanoparticles

The study confirms Einstein's theoretical analysis of Brownian motion by observing the Kramers turnover in levitated nanoparticles. The researchers found that the transition rate between states depends on friction and grows with decreasing friction before decreasing again at low friction levels.

Novel histone modifications couple metabolism to gene activity

Scientists have discovered two new classes of histone modifications that couple cellular metabolism to gene activity, providing a potential mechanism for environmental influences on gene expression. The novel marks, propionylation and butyrylation, are linked to fatty acid metabolism and can drive transcription in test tube experiments.

Noninvasive brain imaging shows readiness of trainees to perform operations

A study using noninvasive brain imaging found that simulator-trained medical students demonstrated increased cortical activity and faster completion times for cutting tasks compared to those with no training. The researchers believe this approach can objectively assess surgical skill transfer, providing a more accurate representation o...

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.

Mysterious DNA modification seen in stress response

Geneticists at Emory University School of Medicine have discovered a mysterious DNA modification in animals, specifically adenine methylation, which increases four-fold under conditions of stress in the brain. This epigenetic modification may play a role in neuropsychiatric disorders.

Ice sheets may melt rapidly in response to distant volcanoes

Researchers found that ancient volcanic eruptions caused significant melting of the northern European ice sheet, with some eruptions leading to 20 centimeters of ice loss. The study suggests that modern ice sheets may be vulnerable to similar effects, highlighting a potential positive feedback loop between volcanism and climate change.

Universities should actively support open scholarship

A new article in PLOS Biology argues that universities should support the sharing of educational resources to benefit society. The author proposes several ways institutions can counter practices that inhibit open information flow, including awarding faculty prizes for community engagement.

Researchers discover which brain region motivates behavior change

A team of researchers from the University of Pennsylvania and Yale University have identified the posterior cingulate cortex as a key brain region that motivates behavior change. By stimulating this area, people can become more exploratory and creative, suggesting its role in foraging efficiency and landscape adaptation.

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.

Study finds increase of herbicide in older adults

Researchers found significant increases in glyphosate and its metabolite in the urine of older adults from Southern California between 1993 and 2016. Average glyphosate levels increased by 13 years, with detectable levels present in more than 70% of samples.

Dr. Peter J. Winzer of Nokia Bell Labs USA, awarded 2018 John Tyndall Award

Peter Winzer, a renowned expert in optical communication systems, has been awarded the 2018 John Tyndall Award by The Optical Society and the IEEE Photonics Society. His significant advancements involving modulation formats and spatial multiplexing have greatly expanded the field of optical communication systems.

Fluke 87V Industrial Digital Multimeter

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

How the financial press influences investors' opinion and behavior

Researchers at the University of Luxembourg found that the financial press can have a significant impact on investor behavior and opinions. The experiment showed that positive news coverage led to a positive evaluation of stocks, while negative coverage had the opposite effect.

Electronic entropy enhances water splitting

Researchers at Northwestern University have discovered that cerium's electronic entropy is the underlying reason for its success in water-splitting technologies. Cerium's large entropy makes it ideal for hydrogen production, opening up possibilities for future work in creating a more efficient and environmentally friendly energy system.

Antibiotics from a 'molecular pencil sharpener'

Researchers at Rutgers University have identified a protein complex called TldD that activates the antibiotic microcin B17 by removing its protective coating. This discovery could lead to the development of new antibacterial agents and drugs to combat toxins.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Single nanoparticle mapping paves the way for better nanotechnology

Scientists at Chalmers University of Technology have created a new method to map individual nanoparticles, allowing for improved nanomaterials and safer technologies. The discovery paves the way for the development of more efficient hydrogen detectors and other applications.

Study highlights value of acknowledging adolescents' perspectives

A new study found that parents who acknowledge their adolescent children's perspectives and encourage them to express themselves have youths with stronger self-worth, intrinsic motivation, and engagement. However, the benefits of autonomy and decision-making differ across cultures.

New study explores dried cranberries' effect on gut health

Researchers evaluated the impact of eating dried cranberries on gut microbiome health, finding positive but statistically insignificant changes. The study's findings motivate further exploration into the role of dried cranberries in whole-body health.

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.

How to predict high school dropouts

Researchers from Lancaster University found that teenagers who do not access healthcare when needed are at greater risk of dropping out of high school. More than one in five young people globally experience this issue, leading to increased unemployment, poor health, and crime.

$65.5 million from NIH to create brain atlas

Researchers will count and catalog cell types in mouse brain using single-cell transcriptomics, aiming to build a comprehensive atlas of cell types that can be applied to the human brain.

A quantum spin liquid

Scientists from Boston College and Harvard have successfully created a copper iridate metal oxide that meets the Kitaev model's standards, enabling a chemical entity known as a 'spin liquid' with free-flowing properties. The material's unique honeycomb structure disrupts natural magnetic order, producing geometric frustration.

Automatic acoustic gunshot sensor technology may benefit shooting victims

A study by Oakland trauma surgeons found that acoustic gunshot sensor technology can lead to quicker hospital arrival times and equal survival rates despite more severe injuries. The technology detects gunshots and provides responders with accurate information, helping paramedics treat and transport patients faster.

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.

Lehigh University engineers win 2017 Wagner Prize for prison reassignment model

Lehigh University engineers developed an optimization model, IADSS, which streamlines the assignment of inmates to Pennsylvania's 25 correctional institutions, saving millions and reducing recidivism. The system has been credited with achieving cost savings in four areas: treatment programs, prison assaults, staffing, and transportation.

High-speed locomotion neurons found in the brainstem

A study by researchers at the University of Basel and FMI identified specific neuron types in the brainstem that regulate high-speed locomotion. These neurons are intermingled with others that can elicit immediate stopping, and their activation can induce full body locomotion.

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.

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.

New self-regulating nanoparticles could treat cancer

Scientists have developed intelligent nanoparticles that can heat cancer cells to a high temperature, but then self-regulate and lose heat before causing harm to healthy tissue. This breakthrough could lead to a more effective treatment method for cancer patients.

NASA sees Tropical Storm Saola near Guam

Tropical Storm Saola has strengthened to a tropical storm near Guam, with NASA's Aqua satellite analyzing its cloud top temperatures in infrared light. The storm is expected to continue strengthening and become a typhoon by Oct. 25, bringing strong winds and hazardous surf.

Kent State professor receives NSF grant to develop eye-tracking software

Kent State University professor Jonathan Maletic has received a three-year, $290,610 NSF grant to develop eye-tracking software that can track programmers' working environments. This project will enable more realistic studies of programmers' behavior, leading to better understanding of program comprehension and development.

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.

Study explores the seasonality of hair loss

A new study analyzes Google Trends data across eight countries, finding summer and fall seasons correlate with greater hair loss. The findings provide evidence for seasonality in hair loss at a population level, supporting future research into the physiology of the hair cycle.

Heart failure therapy hope as drug blocks deadly muscle scarring

A new experimental drug has been found to block deadly muscle scarring that contributes to chronic heart failure and skeletal muscle disorders. The treatment targets alpha V integrins on scar-forming cells, reducing scarring even when the process has already started.

Organic material matters

A team of scientists from UC Santa Barbara tested the effect of sulfurized nano-zero-valent iron on a common freshwater alga and found that it picked up cadmium and alleviated toxicity. Organic material produced by the algae mitigated the nanoparticle's toxicity, allowing for greater remediation.

Experts launch pioneering autism and mental health research

A UK study aims to improve mental health identification in autistic individuals with learning difficulties, who face unique challenges. The research will develop an assessment tool to distinguish between anxiety/depression and physical health-related distress.

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.

New combination therapy of registered drugs shortens anti-Wolbachia therapy

A new combination therapy using registered drugs albendazole and antibiotics has dramatically shortened treatment time for lymphatic filariasis and onchocerciasis, reducing it from weeks to just seven days. This breakthrough could accelerate elimination of these debilitating diseases, prioritized by the UN's Sustainable Development Goals.

NIH BRAIN Initiative launches cell census

The NIH BRAIN Initiative has launched a major effort to discover and catalog the brain's diverse cell types. The BICCN will generate knowledge that is prerequisite to solving the mysteries of brain disorders such as schizophrenia, Alzheimer's disease, and autism spectrum disorder.

Raton Basin earthquakes linked to oil and gas fluid injections

A University of Colorado Boulder study found more than 1,800 earthquakes in southern Colorado and northern New Mexico between 2008 and 2010 were likely caused by fluids pumped deep underground during oil and gas wastewater disposal. Elevated pore pressures in the basement rock underlie the Raton Basin's oldest stratified layers.

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.

UBC researchers create definitive method to detect wildfire tainted wine grapes

Researchers at UBC Okanagan campus have created a definitive method to detect wildfire-tainted wine grapes, providing accurate and quick results. The new test detects volatile phenols present in the fruit prior to wine production, helping wine producers and grape growers manage the impact of smoke exposure on wine flavor.

Weight loss after bariatric surgery can improve heart health

A new study found that weight loss after bariatric surgery can lead to significant improvements in heart health, including a return to natural shape and function. The study also showed a decrease in ventricle size by 15.7 percent, reducing the risk of heart failure.

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 provides more clarity on the genetic causes of children's food allergies

A study published in Nature Communications has identified five genetic risk loci associated with food allergies in children, highlighting the importance of skin and mucous membrane barriers. The research, involving over 1,500 participants, also found that four of the five risk loci are linked to other chronic inflammatory diseases.

Self-esteem mapped in the human brain

Researchers used a mathematical equation to analyze how our self-esteem is shaped by what others think of us. They found that self-esteem changes are guided by whether we expect to be liked and that increased prediction errors in the brain can confer risk for mental health problems.