Bluesky Facebook Reddit Email

Science News Archive April 2019


Page 24 of 44

Fentanyl deaths up 122% in West Virginia, say WVU researchers

A recent study found that fentanyl-related deaths in West Virginia increased by 122% between 2015 and 2017, despite a decline in prescription opioid deaths. The surge in fentanyl deaths is attributed to illegal imports from China and the potency of the drug itself.

A breakthrough in acidic water electrolysis via ruthenium-based catalysts

Researchers from University of Science and Technology of China successfully developed a ruthenium-based single-atom alloy catalyst accelerating water electrolysis with lower overpotential. The catalyst shows improved stability and activity compared to commercial RuO2, making hydrogen production through water electrolysis more efficient.

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.

Cancers 'change spots' to avoid immunotherapy

Researchers discovered that cancer cells can hide from immunotherapy by altering the levels of a key molecule on their surface. However, they identified an existing inhibitor of the WNT pathway that could potentially reverse this process and make cancer cells more visible to immune cells.

Train your brain, change your brain

A new study reveals that neurofeedback can strengthen neural connections and communication among brain areas in under 1 hour, paving the way for optimizing therapeutic approaches against stroke and Parkinson's. The technique showed increased integrity of the corpus callosum and strengthened neural networks controlling body movements.

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.

Study finds low hand hygiene compliance on ICUs

A new study found low hand hygiene compliance on ICUs, with healthcare workers more likely to move from dirtier to cleaner tasks, increasing the risk of transmitting infections to patients. Interventions should teach workers to move in the opposite direction to minimize risks.

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.

Unexpected properties uncovered in recently discovered superconductor

The team found that the crystals of the layered bismuth chalcogenide superconductor exhibit two-fold symmetry in its superconductivity, contradicting the expected four-fold symmetry. This finding suggests a connection to nematicity, an enigmatic class of materials known for breaking rotational symmetry.

DIY gravitational waves with 'BlackHoles@Home'

West Virginia University researchers aim to unlock secrets of gravitational waves from binary black hole collisions with public computing power. They are building a website with downloadable software to generate self-consistent simulations, covering gaps in knowledge about gravitational wave parameters.

Apple iPhone 17 Pro

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

Travel through wormholes is possible, but slow

A Harvard physicist has shown that wormholes can exist and are theoretically useful for quantum gravity research. However, travel through them would be slower than direct travel, making it impractical for space exploration.

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.

SLAC develops novel compact antenna for communicating where radios fail

Researchers at SLAC National Accelerator Laboratory have developed a novel compact antenna that can enable mobile communication in situations where conventional radios fail. The device emits low-frequency radiation with wavelengths of tens to hundreds of miles, allowing it to penetrate environments that block radio waves.

Harnessing microorganisms for smart microsystems

Researchers at Toyohashi University of Technology have developed a method to construct biohybrid systems that incorporate Vorticella microorganisms. The system demonstrates the conversion of linear motion to rotation, enabling the creation of autonomous fluidic valves and wearable smart microsystems.

Fluke 87V Industrial Digital Multimeter

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

Artificial intelligence singles out neurons faster than a human can

Researchers at Duke University have developed an AI-powered algorithm that can accurately identify and segment neurons from video recordings in minutes, comparable to human experts. This breakthrough has significant implications for real-time behavioral studies and could accelerate progress in neuroscience experiments.

Lack of awareness of inequality means we penalize those who have least money

A study found that people tend to penalize those who give smaller cash amounts to charity in real terms, without realizing they actually gave more as a proportion of their income. However, when made aware of others' incomes, participants shifted their behavior and penalized the rich for giving less in real terms.

Earliest life may have arisen in ponds, not oceans

A new MIT study suggests that primitive ponds, rather than oceans, were more suitable for brewing up Earth's first life forms. Shallow bodies of water, on the order of 10 centimeters deep, could have held high concentrations of nitrogen, a key ingredient for jump-starting life.

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.

Predicting heat waves? Look half a world away

Researchers from UC Davis and APEC Climate Center found a significant correlation between tropical rainfall and heat waves in Central California. The study analyzed data from 1979 to 2010 and identified a predictable pattern linking enhanced MJO activity in the Pacific and Indian Oceans to intense heat waves.

Ability to lift weights quickly can mean a longer life

A study published by the European Society of Cardiology found that individuals with higher muscle power tend to live longer. The research, which analyzed data from over 3,800 non-athletes aged 41-85, showed that those with above-median muscle power had the best survival rates.

Hubble peers at cosmic blue bauble

The Hubble Space Telescope has revealed a stunning image of Messier 3, a massive globular cluster containing over half a million stars. The cluster features 274 variable stars, including the rare RR Lyrae type, which can be used as standard candles to measure vast celestial distances.

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.

A biosynthetic dual-core cell computer

Researchers have developed a biosynthetic dual-core cell computer using CRISPR-Cas9 components, enabling scalable and flexible computing. This biological system can process up to 100,000 different metabolic molecules per second, far surpassing previous cell computers.

Tiny light-up barcodes identify molecules by their twinkling

Researchers have developed a technique using time signals 'temporal barcodes' that can label molecules with distinct flashing patterns. This allows for the detection and identification of any number of molecules, including proteins, at the molecular scale, increasing efficiency and reducing costs compared to traditional methods.

Bigger portions lead to preschoolers eating more over time

Researchers found that serving larger portions led to preschoolers eating 16% more food and consuming an extra 18% of calories. The study suggests that caregivers should pay attention to portion sizes and variety of food, with fruits and vegetables filling up half the plate.

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.

Genetic variant linked to cucumber fruit length

A team of researchers has identified a genetic variant, CsFUL1A, that modulates fruit length in cucumbers. The study found that decreased expression of CsFUL1A leads to longer fruits, while increased expression results in shorter fruits.

New research supports volcanic origin of Kiruna-type iron ores

Researchers from Uppsala University have made significant findings on the origin of Kiruna-type iron ores, supporting a high-temperature magmatic process in volcanic settings. The study uses Fe and O isotopes to chemically fingerprint the processes leading to formation, shedding light on the global importance of these deposits.

Population health: A rapidly evolving discipline in US academic medicine

Population health departments within US medical centers are rapidly evolving to address clinical and social determinants of health. The study highlights five primary opportunities for US medical schools to advance population health, including promoting a holistic view of health, engaging community residents and leaders, supporting heal...

Quantum simulation more stable than expected

Researchers at University of Innsbruck discover that digital quantum simulation can retain controlled Trotter errors for local observables, reducing the number of required gate operations. This breakthrough makes digital quantum simulation more accessible to current day quantum devices.

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.

Want to quit smoking? Partner up

A recent study found that couples who attempt to quit smoking together have a significantly higher success rate compared to those who try to quit alone. The odds of quitting smoking at 16 weeks were sixfold higher in couples who tried to quit together.

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.

Singapore and Australian scientists build a machine to see all possible futures

Researchers from Nanyang Technological University and Griffith University have developed a prototype quantum device that can examine all possible futures by placing them in a quantum superposition. This allows for the simulation of statistical futures and could enable more efficient learning in artificial intelligence algorithms.

Growth hormone acts to prevent weight loss

Researchers found that growth hormone signaling promotes neuroendocrine adaptations during food deprivation, leading to increased appetite and reduced energy metabolism. This discovery provides new insights into the mechanisms behind weight loss and regain, highlighting the importance of GH in maintaining energy balance.

We now know how insects and bacteria control ice

Scientists have discovered how key proteins produced in bacteria and insects can either promote or inhibit the formation of ice. The study reveals that these proteins can be designed to nucleate ice at specific temperatures, enabling more accurate weather forecasts and potentially solving water scarcity issues. This breakthrough has si...

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.

Electric vehicle adoption improves air quality and climate outlook

The study found that electric vehicles have a net positive impact on air quality and climate change, reducing ozone and particulate matter pollution. Transitioning to EVs can improve public health, even with current energy mixes, as long as power generation shifts towards clean energy sources.

Men sometimes act less interested in sex -- in order to get it

A recent study by Norwegian University of Science and Technology found that men tend to act less interested in sex when they want it, whereas women initially show less interest but can become more engaged if the man is attractive. The researchers suggest that this 'tactical game' allows individuals to assess each other's quality withou...

'Molecular scissors' for plastic waste

Researchers have decoded the structure of MHETase, an enzyme that breaks down PET plastics into their basic building blocks. This discovery paves the way for developing more efficient enzymes to recycle PET, a key step towards a circular economy and mitigating plastic waste.

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.

Largest, fastest array of microscopic 'traffic cops' for optical communications

Researchers create a 240-by-240 array of microscopic 'traffic cops' that can control light beams faster and more efficiently than ever before. The new photonic switch has the potential to transform how information travels through data centers and artificial intelligence networks, overcoming limitations of current electrical switches.