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Science News Archive October 2019


Page 46 of 47

2,000 atoms in two places at once

Researchers at the University of Vienna and University of Basel successfully create a quantum superposition in hot, complex molecules composed of nearly 2,000 atoms. The experiment sets new constraints on alternative theories to quantum mechanics, demonstrating the robustness of quantum mechanics on a macroscopic scale.

Apple iPhone 17 Pro

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

Cloning to fight esophageal cancer

Researchers are using cloning to recreate esophageal cancer development, identifying potential targets for therapies before the disease becomes fatal. The goal is to develop effective drugs in a fraction of the time it takes Big Pharma.

New in Ethics & Human Research, September-October 2019

Emerging norms in engaged translational genomics research raise substantial ethical concerns. Simplified Spanish-language consent materials require cultural congruence, while participant benefits in HIV prevention research highlight potential direct and indirect benefits for stigmatized populations.

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.

Handling traumatic grief reactions in children and adolescents post-9/11

A new study found that traumatic grief reactions in youth post-9/11 warrant separate clinical attention. The study, published in the Journal of the American Academy of Child and Adolescent Psychiatry, identified a distinct bereavement-related disorder that captures maladaptive reactions after 9/11.

250-million-year-old evolutionary remnants seen in muscles of human embryos

A team of evolutionary biologists discovered that atavistic limb muscles, lost in adult humans, are formed during early human development and then disappear. These muscles are present in many limbed animals but are absent in adults. The study uses high-quality 3D images to analyze the development of human arm and leg muscles.

New method improves measurement of animal behaviour using deep learning

A new deep learning toolkit, DeepPoseKit, has been developed to measure animal body posture with high speed and accuracy. The tool can be applied to study wild animals in challenging field settings and provides an accessible system for non-experts to apply machine learning to their behavioral research.

Collaboration may improve access to HIV testing, primary care

A new study by the University of Michigan found that interprofessional collaboration and on-the-job training significantly improve linkages to HIV testing and primary care. This can help decrease HIV transmission and promote viral suppression among vulnerable populations.

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.

Early warning signals heralded fatal collapse of Krakatau volcano

Researchers at GFZ Potsdam identified clear warning signs before the Anak Krakatau volcano's flank collapse, which triggered a deadly tsunami. The study analyzed data from various sources, including satellites and seismic data, to better understand the event and improve early warning systems for other volcanoes.

Molecular motors -- Rotation on an eight-shaped path

Researchers at LMU develop first molecular motor that moves on an eight-shaped path using hemithioindigo dyes and green light. The new motor system offers improved switching properties and reduces environmental harm compared to existing motors.

Study finds rising ozone a hidden threat to corn

A new study found that genetically diverse corn plants have varying responses to high ozone levels, with some experiencing yield losses of up to 10%. The research could lead to the development of ozone-resistant corn varieties, helping plant scientists address the hidden threat to corn agriculture.

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.

Acute psychotic illness triggered by Brexit Referendum

A middle-aged man experienced a brief episode of acute psychosis after the 2016 Brexit Referendum, highlighting the potential impact of political events on mental health. The case highlights the importance of identifying early warning signs and providing prompt treatment to ensure quick recovery.

Why multipartite viruses infect plants rather than animals

Researchers used mathematical models and computer simulations to explain why multipartite viruses predominantly infect plants, rather than animals. The studies found that these viruses can colonize structured populations with less resistance, making them more advantageous for plant hosts.

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.

Room for improvement in drug dosage timing in hospitals

A new study found that hospitals often administer medications based on practical staff scheduling rather than ideal dosing times. This can lead to undertreatment of pain and other medical conditions. Researchers are working to adjust drug administration protocols to better align with patients' needs.

A brain protein that could put the brakes on Alzheimer's

Scientists have identified a key role for the brain protein TOM-1 in regulating inflammatory responses, which are linked to Alzheimer's disease. By restoring TOM-1 levels, the study found improved pathology and cognitive problems associated with the disease.

Meta Quest 3 512GB

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

Intriguing discovery provides new insights into photoelectric effect

Researchers discovered asymmetrical movement of free electrons in photoelectric effect, enabling better control over electrons and potentially improving chemistry reactions. The study used ultrashort laser pulses to disrupt the electrons' behavior, allowing them to move sideways for the first time.

The future of bone healing

Researchers at UTA are developing a groundbreaking treatment to accelerate the healing of cranial injuries using live 3D printing and regenerative antioxidant materials. The approach has the potential to shorten healing time and make treatment more accessible for patients.

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 responsible for lutein esterification in bread wheat identified

Researchers have identified the gene Xanthophyll acyl-transferase (Xat) as the key to lutein esterification in bread wheat. This process increases carotenoid stability and retention during storage, maintaining nutritional quality. The discovery opens new opportunities for improving cereal nutrition and addressing carotenoid degradation.

Estimating calorie content not clear-cut for all -- Otago study

A new University of Otago study found that people have varying levels of knowledge about food energy and portion sizes. Inaccurate judgements about these factors can result in overeating and subsequent weight issues. To combat this, the researchers suggest providing more explicit and salient energy labels on food packages.

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.

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.

The science of mindfulness -- What do we really know and where do we go?

A special issue of Current Opinions in Psychology maps the state of mindfulness research, exploring its historical foundations, clinical applications, and social implications. The study reveals that mindfulness can be learned and applied uniquely across different contexts, with mobile apps emerging as a promising platform for deliverin...

Retired UT extension specialist inducted into National Hall of Fame

John Campbell, a retired UT Extension specialist, was inducted into the National Association of County Agricultural Agents' (NACAA) Hall of Fame for his commitment to community service and effective leadership. He served nine counties as an area farm management specialist and helped develop state-wide programming.

The rise of deal collectives that punish profits

Researchers find that consumers are better at identifying and reacting to deals, constructing 'deals' with unintended value through crowdsourced online forums. This can lead to stockouts, logistical problems, and anti-company sentiment among consumers.

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.

Step forward in falling research

University of Queensland researchers studied human responses to unexpected changes in environment, like falling into a hole. They found that humans use different strategies to stabilize themselves based on the drop height and utilized distal lower-limb joints such as the ankle for energy absorption at low drop heights.

Can humans exploit the genetics of a mouse that regrows axons after injury?

Scientists at the Buck Institute are exploring the genetics of mice that can regrow axons after injury to develop new treatments for human brain injuries and diseases. The researchers will use a new method to identify genetic differences between closely related species, which may hold the key to boosting lifespan or healthspan in humans.

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.

Safeguarding the world's largest tuna fishery

A new study using FAD tracking data, ocean models and simulation methods reveals the trajectories and potential impact of FADs on fisheries and island nations. The research found that over 2000 FADs wash up on beaches and coral reefs every year, with significant impacts on bycatch species and reef damage.

ATS/IDSA publishes clinical guideline on community acquired pneumonia

The new guideline offers evidence-based recommendations for diagnosing and treating community-acquired pneumonia in adults, with a focus on outpatient settings. It suggests using amoxicillin as first-line empiric therapy, while also recommending more microscopic studies of respiratory tract samples to avoid unnecessary antibiotic use.

Product authentication at your fingertips

A team of researchers has fabricated silver nanoparticles that can rapidly change color in response to moisture, enabling fast and reversible switching of plasmonic color in solids. This technology holds promise for applications in product authentication, information encryption, and sensing.

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.

Jellyfish's 'superpowers' gained through cellular mechanism

Researchers at Tohoku University have discovered the cellular mechanisms behind jellyfish's remarkable ability to regenerate body parts. The study found that free-swimming adult jellyfish possess actively proliferating cells controlling body-size, tentacle shape, and regeneration.

Fatal flaws in UK Government's price of a life

A UK government-used VPF valuation undervalues human life due to insufficient sample size and invalid interpretation methods. An alternative method called J-value offers an accurate assessment by balancing safety spend against extended life expectancy, valuing a life at £8.59 million.

Horse nutrition: Prebiotics do more harm than good

Commercially available prebiotic supplements can break down in horses' stomachs, leading to inflammation. However, feeding a specific type of prebiotic, Jerusalem artichoke meal, increased bacterial diversity in the entire digestive tract.

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.

No evidence that power posing works

Iowa State University researcher Marcus Credé found nearly all power posing studies were poorly designed and failed to compare power poses to normal poses. Only four studies met the criteria, showing that feelings of power diminished when compared to neutral pose.

New study links vitamin C therapy to better survival rates after sepsis

A new study published in JAMA found that treating septic patients with intravenous vitamin C infusions significantly reduced mortality and improved recovery times. The trial showed a 30% reduction in mortality at day 28 compared to the placebo group, and patients spent three fewer days in the ICU.