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Science News Archive May 2020


Page 34 of 42

Quantum resonances near absolute zero

Scientists have observed quantum scattering resonances in NO+He inelastic collisions at temperatures ranging from 0.3 to 12.3 K. The study used high-resolution velocity map imaging technique and accurate quantum dynamics calculations, which are in excellent agreement with experimental results.

Celestron NexStar 8SE Computerized Telescope

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

Virgin birth has scientists buzzing

Researchers have discovered a gene responsible for virgin births in Cape honey bees, allowing workers to lay female eggs without sex. This discovery has significant implications for understanding evolutionary transitions and potentially controlling asexual reproduction.

2D oxide flakes pick up surprise electrical properties

Researchers at Rice University found evidence of piezoelectricity in lab-grown molybdenum dioxide flakes due to trapped electrons in defects. The material exhibits strong piezoelectric response comparable to conventional materials like molybdenum disulfide.

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.

Using digital twins to design more sustainable cities

Using digital twins, researchers simulate the complex interactions within urban environments to predict how changes in design could affect life there. The team developed a comprehensive model of Herrenberg city using space syntax, GIS data, and traffic control systems.

Apple iPhone 17 Pro

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

Hayabusa2's touchdown on Ryugu reveals its surface in stunning detail

High-resolution images capture Ryugu's asteroid surface in exceptional detail, revealing its geological history and color variations. The touchdown operation also disturbed a dark coating that corresponds to the surface's reddish materials, suggesting rapid solar heating during a temporary orbital excursion.

New rules for the physical basis of cellular organelle composition

Researchers at Princeton University and St. Jude Children's Research Hospital found that the formation of condensates depends on multiple compounds present in the cell, with compositional dependence playing a crucial role. The study demonstrates the importance of this composition dependence for the assembly of critical molecular machin...

Fluke 87V Industrial Digital Multimeter

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

Ultraviolet light exposes contagion spread from improper PPE use

Researchers used a nontoxic fluorescent solution under ultraviolet light to demonstrate the importance of proper PPE use during COVID-19 patient care. The study found that health care staff who contaminated their face or forearms during PPE removal were more likely to be exposed to the contagion.

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.

Climate change could reawaken Indian Ocean El Niño

Research suggests that global warming could disturb the Indian Ocean's surface temperatures, triggering an Indian Ocean El Niño similar to the Pacific Ocean phenomenon. This could lead to new climate extremes, including disruption of monsoons over East Africa and Asia.

Bat 'super immunity' may explain how bats carry coronaviruses -- USask study

A University of Saskatchewan research team has discovered that bat cells can persistently infect with MERS coronavirus for months due to adaptations from both the bat and virus. This unique 'super' immune system in bats allows coronaviruses to remain long-term without causing harm, suggesting stresses on bats may contribute to species ...

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 does nitrogen dynamics affect carbon and water budgets in China?

A recent study uses the Noah LSM with multi-parameterization options to quantify the impacts of nitrogen dynamics on terrestrial carbon and water cycles in China. The results show improved simulations of gross primary productivity and leaf area index, with reduced errors and better spatial patterns.

New freeze-resistant trichinella species discovered in wolverines

A new freeze-resistant Trichinella species has been found in wolverines, highlighting the need for improved food safety measures. The species, named Trichinella chanchalensis, was discovered in 14 of 338 wolverine samples tested and is estimated to be around 6 million years old.

Intel from an outpatient COVID-19 clinic

A new analysis of outpatient COVID-19 clinic data provides clues to distinguish between patients with COVID-19 and those with other conditions mimicking its symptoms. Key findings include fever not being a reliable indicator, COVID-19 often presenting with various permutations of cough without fever, and loss of the sense of smell as a...

Green tea may help with weight loss efforts

A study of randomized controlled trials found that consuming green tea led to a significant decline in body weight and body mass index. However, the analysis did not reveal any notable changes in waist circumference after supplementation.

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.

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.

Pure red LEDs fulfill a primary goal

A team of electrical engineers at KAUST has successfully made pure red LEDs from nitride crystals, paving the way for improved display technologies and efficient lighting. The breakthrough utilizes metalorganic vapor-phase deposition to add indium and aluminum to the crystal, reducing defects and increasing voltage efficiency.

A new biomarker for the aging brain

A study published in Brain found that a lag in blood drainage from the deep region of the brain is associated with ventriculomegaly and can be detected with MRI. The researchers identified this biomarker as a potential predictor for dementia and ventriculomegaly, which can be reversed by removing excess fluid.

Division of labor on the surface of bacteria

Researchers at Goethe University Frankfurt and the University of Exeter have found that Thermus thermophilus bacteria possess two types of tiny surface hairs, or pili, with different functions. The thick pili are used for DNA capture, while the thin pili facilitate movement on surfaces.

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.

Trial questions benefits of organic nitrates for bone health

A new study published in Journal of Bone and Mineral Research found that organic nitrates do not have a clinically relevant effect on bone mineral density or bone turnover in postmenopausal women. The treatment caused significant side effects, casting doubt on previous research reporting large positive effects of nitrates on bone health.

Transforming surgery in the aftermath of COVID-19

Single-entry models and team-based care can reduce wait times for surgeries while providing equitable access for patients. The authors acknowledge concerns around professional autonomy and financial security, but suggest that SEMs are fair, efficient, and patient-centered.

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.

How we might recharge an electric car as it drives

Engineers have demonstrated a technology that can transmit electricity wirelessly to recharge electric cars, robots or even drones while they move. The system boosts efficiency to 92% and can transmit 10 watts of electricity over short distances.

Study reveals impact of 'soft opt-out' system for organ donation

A new study found that a 'soft opt-out' system for organ donation increased consent rates by 2.1 times compared to England, with the impact taking several years to be fully realized. The Welsh system allowed organs to be donated without explicit consent from patients or their families.

Light sensors detect larval pests munching on date palms

Researchers at KAUST developed a cost-effective approach to detect red palm weevil infestation using laser pulses and optical fibers. The system can identify larvae as young as 12 days old and provide noninvasive, 24/7 monitoring of large-scale farms.

Child body size linked to risk of heart disease and diabetes in later life

A study published by The BMJ found that childhood body size is associated with an increased risk of coronary artery disease and type 2 diabetes in later life. However, a larger early life body size may help protect women against breast cancer. The study suggests that maintaining a normal body mass index (BMI) in adulthood can reduce th...

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.

New therapeutic targets for infertility and cancer revealed

Researchers identified two previously overlooked genes as potential new therapeutic targets for cancer treatment and male infertility. RMPs play a key role in the RNA modification process, adding or removing chemical groups to the sequence, and altering the original code copied from DNA.

FSU researchers study Gulf of Mexico in international collaboration

Researchers from FSU and partner universities mapped carbon, nitrogen, and carbon-14 distribution in the southern Gulf to create a baseline for future studies. They found no signs of remaining oil disturbance in sediment, highlighting the importance of understanding pre-existing conditions for assessing ecosystem changes.

International Society of Hypertension release global practice guidelines

The International Society of Hypertension has released the first global practice guidelines for managing hypertension, developed by a world-wide panel of experts. The guidelines aim to simplify treatment approaches in resource-poor settings, addressing the challenge of accessing cutting-edge medical equipment and technology.

Meta Quest 3 512GB

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

Surfaces that grip like gecko feet could be easily mass-produced

A new method of making gecko-inspired adhesive materials has been developed, enabling mass production and the spread of versatile gripping strips. The materials can be used to make extremely versatile grippers that pick up different objects on the same assembly line.

Gas nanomedicine: An emerging cutting-edge field

Scientists propose advanced engineering strategies for gas-releasing nanomedicines to enhance bioavailability and safety of therapeutic gases. These nanomedicines aim to maximize profits in gas therapy by providing controlled release and targeting cancer cells.

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.

Fluorescent technique brings aging polymers to light

A new fluorescent technique allows researchers to visualize the aging process of polypropylene and polyethylene polymers in 3D. The method detects faster polymer aging when exposed to higher temperatures, providing insights into the degradation of polymers over time.