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Science News Archive August 2017


Page 6 of 41

Weightlessness affects health of cosmonauts at molecular level

A study of Russian cosmonauts found significant changes in their bodies due to spaceflight, affecting all major cell types and organs. The research revealed that the human body lacks mechanisms to rapidly adapt to such extreme changes, leading to widespread physiological responses.

Asian dust and acute myocardial infarction: Prediction and prevention

A new prediction tool has been developed to identify elderly patients at greatest risk of acute myocardial infarction during Asian dust storms. The tool, based on a simple scoring system, takes into account various pre-existing conditions and can help prevent AMI in high-risk patients.

In the face of climate change can our engineers keep the trains running on time?

Climate change creates extreme conditions that impact railway bridge maintenance, requiring new solutions to mitigate track deterioration and reduce carbon emissions. The study evaluates the effectiveness of eight mitigation measures, recommending elastic rail pads, soft baseplates, and under ballast mats for short-span bridges.

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.

New mini tool has massive implications

Researchers at Brigham Young University have developed a miniaturized mass spectrometer capable of analyzing chemicals with high sensitivity. This portable device has significant implications for applications such as detecting chemical weapons, explosives in airports, and forensic investigations.

How parents, siblings can become teachers for special needs children

A study by Michigan State University found that parents and siblings can improve their ability to communicate with special needs children using an online training program. The training provides interactive strategies for offering communication opportunities, commenting on activities, and waiting for responses. The researchers tested th...

Sanford researcher awarded more than $2 million grant

Peter Vitiello receives NIH grant to investigate oxygen-sensitive molecules influencing lung growth in premature infants. The research aims to reduce the burden of lasting lung disease, which can have life-long effects.

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.

Unraveling Alzheimer's: New study documents how brain cells go bad

Researchers at UNC School of Medicine have discovered a damaging cascade of events inside brain cells that contribute to Alzheimer's disease. The study shows that amyloid beta protein can trigger an inflammatory response in immune cells, leading to the formation of bead-like structures filled with abnormal tau protein.

HPV vaccination rates especially low among childhood cancer survivors

A new study found that HPV vaccination rates are significantly lower among childhood cancer survivors compared to the general population. Most participants lacked a healthcare provider's recommendation, highlighting the need for increased communication and awareness about HPV vaccination.

Inattentive kids show worse grades in later life

A study found that inattentiveness is linked to worse academic performance up to 10 years later, even when accounting for intellectual ability. Inattentiveness can have significant adverse effects on the academic performance of children with and without ADHD.

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.

How new blood vessels sprout

Researchers at IBS and KAIST found that YAP/TAZ promotes cytoskeleton remodeling and junction formation in endothelial cells, essential for normal as well as pathological angiogenesis. Overexpression of YAP/TAZ leads to excessive blood vessel growth, while removal results in vision impairment and internal bleeding.

Fluke 87V Industrial Digital Multimeter

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

Doping in sports: Official tests fail to pick up majority of cases

A new study found that at least 30-45% of athletes surveyed at top events acknowledged using banned doping techniques, while official biological tests only detected 0.5-3.6% of cases. The study used a randomized response method to ensure anonymity and honesty from respondents.

Electrical nerve-block research aims at asthma, heart failure

Case Western Reserve researchers refine an electrical nerve-block implant to treat asthma and heart failure, focusing on blocking unwanted nerve impulses in the autonomic nervous system. The technology aims to provide a reliable, rapid, and reversible nerve block as an alternative to surgery or drugs.

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.

Severity of psoriasis linked to increased risk of death

Researchers found patients with psoriasis covering 10% or more of their body surface area are at almost double the risk of death. The study used an objective measure of disease severity to analyze the relationship between psoriasis severity and mortality.

Apple iPhone 17 Pro

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

Drought response in global crops may be as complex as day and night

Researchers have identified a set of genes that help control early drought response in Brassica rapa, a popular global crop. The study sheds light on how plants respond to water stress throughout the day-night cycle, revealing potential mechanisms for improving drought resistance and fertilization efficiency.

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.

Caspian Sea evaporating as temperatures rise, study finds

The Caspian Sea has been slowly evaporating over the past two decades, with water levels dropping nearly 7 centimeters per year from 1996 to 2015. This increase in evaporation is linked to rising surface air temperatures associated with climate change.

New findings on the past and future of sea ice cover in the Arctic

Researchers found evidence of sea ice at the North Pole during the last interglacial period, contradicting previous hypotheses. The study suggests that the Arctic Ocean may be free of ice in summer within 250 years if CO2 levels rise, highlighting the complexity of climate change processes.

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.

A milestone in aquatic toxicology

The publication marks a significant milestone in aquatic toxicology with the release of the first generation of annotations for the fathead minnow genome. The data will enhance the utility of this species for ecotoxicology research and open up new avenues for studying its effects on ecosystems.

Single-nucleus RNA sequencing, droplet by droplet

Researchers developed DroNc-Seq, a method merging sNuc-Seq with microfluidics for parallel measurement of gene expression in complex tissues. The technique enables identification of unique expression signatures for cell types, including rare ones, and differentiation between closely related subtypes.

Oil and gas wells as a strong source of greenhouse gases

New study reveals that methane leaks around North Sea boreholes could be a major source of greenhouse gases, with up to 17,000 tonnes released per year. Scientists estimate that about one third of the over 11,000 wells drilled in the North Sea are leaking methane.

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.

Combination of conventional and new drugs enhances tumor cell death

Researchers found that combining CDKs' inhibitors with conventional anti-cancer drugs like cisplatin increases tumor cell death. However, treating cells with 5-FU can lead to decreased death rates and resistance. This study suggests a promising approach for developing new anti-cancer treatments.

Largest Ichthyosaurus was pregnant mother

The largest ever recorded Ichthyosaurus was a pregnant adult female, estimated to be 3-3.5m long, and is an important discovery for the field of palaeontology. The specimen, found in a museum collection, has provided valuable insights into the size range of the species and the presence of embryos.

Nursing home use and costs in United States

According to an 18-year analysis, 56% of individuals aged 57-61 are likely to spend time in a nursing home, with high out-of-pocket costs for some. Lifetime spending averages $7,300, but some face expenses over $47,000.

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.

How low should LDL cholesterol go?

Researchers found that ultra-low LDL cholesterol levels (below 10 mg/dL) significantly reduced cardiovascular event risk by over 40%. No adverse effects on cognition or safety endpoints were reported. The study suggests achieving low LDL cholesterol levels beyond current treatment targets may further reduce cardiovascular risk.

VLA reveals distant galaxy's magnetic field

Scientists used a giant cosmic lens to study a star-forming galaxy nearly five billion light-years away, providing clues about the origin of galactic magnetic fields. The analysis revealed a large-scale, coherent magnetic field similar to those in nearby galaxies.

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.

Nagoya-led team flips the switch on ferroelectrics

Researchers at Nagoya University have created a way to manipulate the domain structure of lead zirconate titanate films, a crucial step for future electronic and electro-mechanical devices. By controlling the switching of domains, they can potentially accelerate the development of next-generation technologies.

Drug breakthrough for mosquito virus outbreaks

A team of researchers discovered a way to treat severe inflammation from mosquito-borne diseases like Chikungunya and Ross River virus. They developed an NLRP3 inhibitor drug MCC950, which provided significant relief from inflammation and disease in infected mice.

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.

Mimicking birdsongs

A team of researchers at Harvard John A. Paulson School of Engineering and Applied Sciences has created a simple device that mimics the complex songs of birds, including Zebra and Bengalese finches. The study suggests that birds may have exploited the physical properties of soft materials to produce their distinctive vocalizations.

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 technique to aid IVF embryo selection

Researchers develop a new imaging technique to assess early-stage embryo quality, improving IVF outcomes. The hyperspectral imaging method measures metabolic differences in embryos, providing an objective measure of viability.

Unifying statistics, computer science, and applied mathematics

The Lehigh project aims to build bridges between optimization experts, learning theorists, and statisticians to advance machine learning. With a $1.5 million grant, the team will develop innovative educational pathways and state-of-the-art mathematical tools for data science, promoting long-term research and training activities in the ...

Optical control of magnetic memory -- New insights into fundamental mechanisms

Researchers have made an important step toward understanding optically controlled magnetic storage devices, finding that laser light plays a key role in toggling magnetisation alignments. The study reveals the formation of a ring-shaped region around the tiny laser spot and its impact on the material's temperature distribution.

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.