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Science News Archive December 2022


Page 3 of 31

New analysis maps out impacts of marine chokepoint closures

A new study by Lincoln F. Pratson at Duke University uses GIS data and international trade simulations to estimate the types and amounts of disrupted trade if a chokepoint is closed, including increased shipping times and costs. The analysis highlights the importance of marine chokepoints in global economic security.

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.

New activity trackers for dolphin conservation

Researchers developed wearable sensors to monitor dolphin movement and behavior, estimating energetic cost of swimming. The study provides new insights into dolphin swimming and energy requirements, enabling more effective conservation strategies.

New sensor uses MRI to detect light deep in the brain

Researchers at MIT developed a new sensor that converts light into a magnetic signal detectable by MRI, allowing for the mapping of light distribution in tissue. This breakthrough has implications for optogenetic experiments and monitoring patients receiving light-based therapies for cancer treatment.

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.

Male gender bias deters men from some career paths

Research by the American Psychological Association found that male gender bias deters men from pursuing careers in early education and other fields. Men who read about male gender bias reported less interest and a lower sense of belonging, highlighting the need for recruitment and mentoring programs to address this issue.

Treating gut pain via a Nobel prize-winning receptor

Researchers have identified Piezo2, a receptor responsible for sensing touch and temperature, as the key player in gut pain. Selectively targeting this channel may lead to new treatments for irritable bowel syndrome and other gastrointestinal disorders.

New method addresses problem with perovskite solar cells

Researchers at NREL have developed a new growth approach to manufacturing perovskite solar cells, yielding devices with high efficiency and excellent stability. The new method uses gas quenching to suppress phase segregation, resulting in wide-bandgap solar cells with efficiencies over 20% and operational stability.

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.

Shrinking hydrogels enlarge nanofabrication options

A team of researchers has created a new method for fabricating nanodevices by shrinking hydrogels to create 3D patterns. This technique uses ultrafast two-photon lithography and can produce high-resolution patterns up to 13 times larger than the original size, enabling the creation of complex nanostructures.

Meta-Optics: the disruptive technology you didn’t see coming

Meta-Optics is transforming science and technology, enabling novel applications in the Internet of Things, autonomous cars, wearable devices, and augmented reality. However, challenges remain to be solved, such as scaling up industrial processes and creating tunable metamaterials.

Study identifies new cause of melting Antarctic ice shelves

Researchers have found that a weak ocean gyre near the Thwaites Ice Shelf allows more warm water to access its base, causing it to melt. This process is driven by waters from nearby melting ice shelves and can impact the stability of adjacent ice shelves, contributing to global sea-level rise.

Apple iPhone 17 Pro

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

Physical fitness a demographic watershed

A study of 5,308 participants aged 50-64 found significant correlations between sedentary behavior and low fitness levels. Highly uneven fitness distribution was observed among groups at higher risk, including older adults, foreign-born individuals, and those with poor health and lifestyle habits.

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.

Three time dimensions, one space dimension

Researchers from Warsaw and Oxford propose a new theoretical framework that incorporates three time dimensions and one spatial dimension. This concept allows for the description of phenomena in a world with superluminal observers, which could potentially exist.

Using additive manufacturing to detect counterfeit parts

Texas A&M researchers have developed a method to embed hidden magnetic tags in metal parts, providing a new tool to combat counterfeited goods. The technique uses metal additive manufacturing to create unique identifiers that can be read using a magnetic sensor device.

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.

COVID-19 vaccination protects people with blood cancer

The study found that COVID-19 vaccination in patients with blood cancer activates a strong T cell response, providing protection against serious illness. Patients who form antibodies tend to produce high-quality antibodies capable of neutralizing different SARS-CoV-2 variants.

Rwandan tree carbon stock mapped from above

Researchers at University of Copenhagen developed a method to map individual trees' carbon content using aerial images, improving accuracy and enabling better comparisons between countries. The method supports Rwanda in verifying commitments under schemes like REDD+ and AFR 100.

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.

Research shows fatty liver disease endangers brain health

A study published in Journal of Hepatology found that non-alcoholic fatty liver disease (NAFLD) can cause a decrease in oxygen supply to the brain and inflammation to brain tissue. The research identified Monocarboxylate Transporter 1 (MCT1) as a potential therapeutic target for protecting against NAFLD-induced brain dysfunction.

Where do reproductive-age women receive preventive health care?

A UMass Amherst study reveals that 61% of wellness visits for reproductive-age women (15-49) were with OB-GYNs, while chronic condition patients also relied heavily on these specialists. Key preventive services like pap tests and pelvic exams were more common in OB-GYN settings, whereas lipid testing was rare.

Rewriting the textbook on gene regulation: It’s the big picture that counts

UC San Diego researchers have developed a simple quantitative formula to interpret how cells regulate transcription and translation processes. This breakthrough provides insight into how cells process environmental information and modulate behavior, enabling the precise manipulation of protein levels. The study's findings have signific...

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.

New study models the transmission of foreshock waves towards Earth

A team of scientists has successfully modeled the transmission of electromagnetic waves in near-Earth space using a cutting-edge computer model. The results reveal that these waves can survive passing through the shock and travel to the other side, with properties almost identical to those in the foreshock region.

Epigenetics breaks into the clinical practice of cancer

The article explains how epigenetic changes are used to diagnose brain tumors, predict disease progression, and determine treatment efficacy. Epigenetic drugs have shown promising results in treating various types of leukemia and lymphoma, offering a new approach to cancer management.

Transdifferentiation: Going Straight to the Source of Vascular Disease

Vascular diseases such as atherosclerosis are associated with the reorganization of blood vessel structure through transdifferentiation. The researchers discovered that endothelial cells can transdifferentiate into smooth muscle cells, driven by HIF1α, and that this process contributes to neointima formation.

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.

Mired in silence

A UC Riverside study found that farmworkers in the Eastern Coachella Valley lack information and means to advocate for better public health due to language barriers, job insecurity, and limited access to healthcare. The study highlights disproportionate respiratory illness affecting Latinx children living near the Salton Sea.

Energy crisis, the five challenges for 2023

The energy crisis will fundamentally alter the global energy landscape, with Europe shifting towards green alternatives and industrial landscapes reorganizing due to high energy costs. Researchers must evaluate the implications for climate action, social inequality, and economic nationalism.

Stem cells may help identify new schizophrenia drugs

Researchers from Harvard University developed an efficient method to make large numbers of C4-secreting human astrocytes from stem cells. A small group of about 20 drugs were identified that reduced C4 secretion, effective in both healthy and Schizophrenia patients' astrocytes.

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.

Celestron NexStar 8SE Computerized Telescope

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

Researchers zoom in on battery wear and tear

Researchers at the University of Chicago's Pritzker School of Molecular Engineering have used a combination of electron microscopy and computational modeling to understand how lithium-ion batteries degrade. They found that variation between areas of the battery, particularly electrolyte corrosion, leads to faster degradation.

NIH researchers use 3D bioprinting to create eye tissue

Scientists have created eye tissue using patient stem cells and 3D bioprinting, providing a model for studying the genesis of age-related macular degeneration. The printed tissue exhibited patterns of early AMD, including drusen deposits and progression to late dry stage AMD.

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.

Cellular messengers improve cancer therapy

Extracellular vesicles from immune cells have been shown to activate the immune system in mice with skin cancer, rendering them sensitive to checkpoint inhibitor therapy. The treatment improved survival rates when used in combination with checkpoint inhibitors.

Cystic fibrosis drug could help treat pneumonia

Researchers at Charité – Universitätsmedizin Berlin have discovered a cystic fibrosis drug effective in laboratory experiments, raising hope it can treat pneumonia regardless of the pathogen. The study found that CFTR plays a key role in pulmonary edema and that a CFTR modulator, ivacaftor, can prevent this condition.

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.