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Science News Archive December 2017


Page 29 of 33

Good news from trio of phase one Zika vaccine trials

A new Zika vaccine has demonstrated well-tolerability and induced potentially protective immune responses in three phase 1 clinical trials. The vaccine, called ZPIV, was developed by the Walter Reed Army Institute of Research and is being evaluated in several trials to determine its safety and efficacy.

Meta Quest 3 512GB

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

Restless sleep may be an early sign of Parkinson's disease

Researchers from Aarhus University discovered that patients with Rapid Eye Movement Sleep Behaviour Disorder (RBD) lack dopamine and experience brain inflammation, which may lead to Parkinson's disease. This study provides new insights into the early stages of Parkinson's disease development.

New algorithm repairs corrupted digital images in one step

A new algorithm, developed by a team at the University of Maryland, uses artificial neural networks to address multiple flaws in a single image. The algorithm can be trained on high-quality images and then applied to any image with imperfections.

Entangling biological systems

A Northwestern University team creates quantum entanglement from a biological system using green fluorescent proteins. This finding advances scientists' understanding of biology and opens doors to exploit quantum mechanics for new applications.

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.

Which sequences make DNA unwrap and breathe?

Researchers develop a model explaining how DNA sequences affect nucleosome accessibility for gene expression, bridging the gap between mechanical and chemical information in DNA molecules. The study reveals specific base pair sequences that enable packaged DNA to unwind and 'breathe', allowing genes to be read.

Pop the bubbly and hear the quality

Researchers investigated the sounds made by champagne bubbles to determine if they could infer bubble size and ultimately assess wine quality. By analyzing acoustic properties, they found that bubble size distribution can be obtained from simple measurements, potentially aiding in quality assurance testing of sparkling wines.

Meteorite analysis shows reduced salt is key in Earth's new recipe

A new study by the University of Manchester reveals that meteorites forming the Earth billions of years ago had much lower halogen levels than previously thought. The research found consistent and uniform halogen content across different types of meteorites, shedding light on the origin of life on Earth.

Celldance videos visualize compelling stories of cell invasion; movement

The ASCB Celldance program premiered two new videos at the 2017 ASCB|EMBO Meeting in Philadelphia. The videos, created by Guillaume Duménil, Dyche Mullins, and Lillian Fritz-Laylin, visualize how pathogens invade the body and proliferate, as well as single cells crawling through complex environments.

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.

Rooftop wiretap aims to learn what crows gossip about at dusk

Researchers are using a high-tech approach to study the relationship between crow calls and their behavior, hoping to uncover the meaning behind their loud cawing. By analyzing audio recordings of the birds' vocalizations, they aim to gain insights into bird communication and behavior.

WASP-18b has smothering stratosphere without water

The oversized planet WASP-18b is wrapped in a smothering stratosphere loaded with carbon monoxide and devoid of water. The formation of this atmosphere is attributed to 'sunscreen'-like molecules absorbing UV radiation and releasing heat, which is unusual compared to other gas giants.

USDA's NIFA announces support for tribal extension and research programs

NIFA's Federally-Recognized Tribes Extension Program and Tribal Colleges Research Grants Program support education and research-based knowledge for tribal communities. The programs address unique needs and problems of American Indian tribal nations through grants worth over $5 million in fiscal year 2017.

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.

Living cell membranes can self-sort their components by 'demixing'

Scientists at the University of Washington have discovered that living yeast cell membranes can undergo phase separation, a process where distinct regions enriched in particular protein and lipid types arise. This discovery reveals that cells use demixing as a tool to shape membranes and their functions within a living system.

Is continuous electronic fetal monitoring useful for all women in labor?

Fetal monitoring specialists argue that continuous electronic monitoring is associated with lower infant mortality and should be used for all women in labor. However, other experts claim that the practice increases intervention rates and may not prevent neonatal deaths, suggesting a reevaluation of its benefits.

Apple iPhone 17 Pro

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

Shut-off switch for lymphoma

A team from Technical University of Munich has discovered a 'shut-off switch' in immune cells called PD-1 that prevents T cell Non-Hodgkin's lymphoma. The study found that PD-1 can turn off defective T cells at an early stage, preventing them from becoming tumor cells.

Experimental drug blocks toxic ion flow linked to Alzheimer's disease

Researchers have discovered a small-molecule drug that can restore brain function and memory in mice with Alzheimer's-like symptoms by blocking toxic ion flow. The drug, anle138b, attaches to amyloid-beta protein clusters and deactivates pores, reducing neuronal dysfunction and cell death.

L.A. homeless housing program saves more money than it costs

A public-private effort in Los Angeles County has reduced emergency medical services, inpatient hospital care, and outpatient health services use among those enrolled in the Housing for Health program. Participants made an average of 1.64 fewer emergency room visits and inpatient hospital stays decreased by more than 4 days.

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.

UTSW researchers identify possible new way to treat parasitic infections

Researchers at UT Southwestern Medical Center identified a chemical that suppresses the lethal form of a parasitic infection caused by roundworms. The study developed a mouse model susceptible to the full range of infection and found that a synthetic steroid called Δ7-dafachronic acid significantly reduced worm burden.

New TB drugs possible with understanding of old antibiotic

Researchers at University of Warwick and Francis Crick Institute discovered a deeper understanding of how D-cycloserine works against bacteria, opening up possibility of developing new antibiotic drugs. The study highlights the need for more effective antibiotics to fight drug-resistant bacterial infections.

Conquering traffic congestion with mathematics

A new collaborative engineering project funded by NSF aims to make numerical computation of departure rates and route choice faster, enabling rapid rerouting and diversion. The project uses machine learning to develop statistical models of traffic flow, potentially reducing congestion by seconds, minutes or hours ahead of time.

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.

MSU receives $1.2 million for program that supports underrepresented students

The MSU McNair Scholars Program, a five-year grant-funded initiative, supports 25 undergraduates annually and provides services such as undergraduate research projects, conference presentations, and graduate school preparation. The program has already seen significant success, with 136 students participating since its inception in 2009.

Traffic pollution putting unborn babies' health at risk, warn experts

A study published in The BMJ found that air pollution from road traffic in London is associated with an increased risk of low birth weight babies born at full term. Exposure to PM2.5 pollutants was linked to a 2-6% increased odds of low birth weight and 1-3% increased odds of being small for gestational age.

Once they start composting, people find other ways to be 'green'

A new study by Ohio State University found that a composting program in Costa Mesa, California led to residents increasing their energy and water conservation efforts. The research suggests that when people start engaging in one environmentally friendly behavior, they are more likely to adopt other pro-environmental habits.

Celestron NexStar 8SE Computerized Telescope

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

Protein-folding simulations sped up

A new algorithm can speed up protein-folding simulations, allowing researchers to model phenomena that were previously out of reach. This technique can help scientists better understand and treat diseases like Alzheimer's, which is associated with amyloid-beta protein fragments forming hard plaques that disrupt neurons.

Goldwater Rule 'gagging' psychiatrists no longer relevant, analysis finds

A new analysis published in Perspectives on Psychological Science concludes that the Goldwater Rule is not well-supported scientifically and is outdated. Examining someone directly may not be necessary if other valid sources of information are compiled, such as interviews with family members or extensive public records.

Catalyzing carbon dioxide

Researchers at Harvard's Rowland Institute have developed a system that uses renewable electricity to electrochemically transform carbon dioxide into carbon monoxide, with an energy conversion efficiency of up to 12.7%. The device has the potential for industrial applications and could be scaled up to scrub CO2 from the atmosphere.

Women who attempt suicide exhibit different protein levels years after the attempt

Researchers found that women with a history of suicide attempts had lower circulating levels of BDNF, a protein critical for neuron function and synaptic activity, compared to those without such a history. This biomarker shows promise in predicting future suicide attempts and may be incorporated into standard blood tests at annual chec...

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.

Most people in favor of screening for spinal muscular atrophy

A study found that most people, including those without a prior connection to the condition, support newborn screening for spinal muscular atrophy. Key benefits cited include better healthcare and life expectancy for affected infants, as well as informed decision-making for future pregnancies.

Surgeons remove cancerous lymph nodes through hidden scar procedure

A team of surgeons at Mount Sinai Hospital performed the first robot-assisted radical neck dissection in the US using the bilateral axillo-breast approach. The surgery successfully removed 59 lymph nodes from a patient diagnosed with thyroid cancer, showcasing the technique's potential for minimally invasive procedures.

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.

New quick, portable test for iron, vitamin A deficiency could save lives

A new quick and portable test can detect iron and vitamin A deficiencies in under 15 minutes, providing a potential solution to the global health problem affecting over one-third of the world's population. The test has the potential to prevent blindness, anemia, and death among children and women.

When the doctor's away

A study published in JAMA found that patients treated by substitute doctors had similar death rates as those treated by regular hospital staff. However, hospitals that used substitute physicians less often had poorer patient mortality outcomes, possibly due to geographic remoteness or limited financial resources.

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.

Researchers show how insect food choice can be manipulated

Researchers at UC Riverside have found a way to access and manipulate taste neurons in the pharynx of common fruit flies, which could help control the spread of mosquito-related illnesses and reduce agricultural losses. This genetic approach offers a new framework for understanding the complexities of insect feeding behaviors.

Preschool program helps boost skills necessary for academic achievement

A preschool program called REDI (Research-based, Developmentally Informed) has been shown to improve executive function skills and academic performance in low-income children. The program focuses on building social and emotional skills, which are critical for learning and classroom engagement.

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.

Gene experts set to tackle pest control

Researchers at the University of Edinburgh's Roslin Institute are investigating gene drive technology to curb pest rodent populations. They aim to reduce or eliminate pest species using a more humane method.

First DNA sequence from a single mitochondria

Researchers have successfully extracted and sequenced the DNA of a single mitochondrion, revealing vastly different sequences between individual mitochondria within a cell. This breakthrough may lead to improved diagnosis and treatment of neurological diseases, such as those caused by accumulated mitochondrial mutations with age.

Study helps explain how the brain keeps time

Researchers found a complicated pattern of neural activity during different time intervals, with neurons adjusting their activity depending on the required interval. The brain doesn't change the trajectory when the interval changes, it just changes the speed at which it goes from the initial state to the final state.

Why musical training benefits us in processing speech

A brain imaging study reveals that musical training sharpens and bonds ears and tongue to hear speech better by enhancing neural foundation in bottom-up auditory encoding, top-down speech motoric prediction, and cross-modal auditory-motor integration.

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.