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Science News Archive 2016


Page 91 of 423

Did quality of outpatient care change from 2002 to 2013?

The study found improvements in some quality measures, such as recommended medical treatment and cancer screening, but worsened in others, like antibiotic use. Patient experience ratings also showed significant gains. However, deficits in care continue to pose serious health risks.

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.

Does my eye deceive me? Not with these digital forensics tools

Researchers aim to produce advanced tools capable of analyzing images and video at high speeds, detecting subtle manipulations and determining the integrity of digital media. The system will also be able to analyze localized manipulations within an image and provide context-based analysis.

Nanowires as sensors in new type of atomic force microscope

Physicists at the University of Basel have developed a new type of atomic force microscope using nanowire sensors to measure forces with unprecedented precision. The device can detect not only the magnitude but also the direction of forces, making it a significant advancement in sensing applications.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Quantum computers: 10-fold boost in stability achieved

Australian engineers have created a new quantum bit called the 'dressed qubit' which retains quantum information for much longer than previously achieved, opening up new avenues to build and operate powerful quantum computers. The result is a 10-fold improvement in the time span during which quantum superposition can be preserved.

Apple iPhone 17 Pro

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

Researchers create stretchy, biocompatible optical fibers

Developed by MIT and Harvard Medical School, the fibers are made from hydrogel material that can stretch and bend like taffy. They can sense signs of disease and could be used to deliver therapeutic pulses of light, enabling long-lasting implantable medical devices.

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.

Tiny crystals and nanowires could join forces to split water

Researchers at the University at Buffalo are developing new materials that show promise for splitting water into oxygen and hydrogen fuel using tiny crystals and nanowires. The hybrid materials have the potential to support cheap and efficient production of hydrogen gas, which could be used to power cars and other vehicles.

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.

Conflicting perception of family presence during resuscitation

A study of healthcare staff perceptions found that only 36.9% were in favor of family presence during resuscitation, with attending physicians being the most comfortable at 47%. Staff working in intensive care units and emergency departments were more amenable to FPDR, despite concerns about increased stress and anxiety.

Study finds mixed results for use of mesh for hernia repair

A study of 3,242 patients found that mesh use during incisional hernia repair reduced hernia recurrence risk over 5 years. However, the long-term benefits were partially offset by mesh-related complications. The study highlights the need for more research on the safety and efficacy of mesh in hernia repair.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Short episodes of abnormal heart rhythm may not increase risk of stroke

Researchers found that short episodes of atrial fibrillation are associated with a low risk of stroke and other cardiovascular complications. Patients experiencing only brief episodes of the condition were at no greater risk than those without atrial fibrillation, suggesting that anticoagulants may not be necessary in this group.

Embryonic white blood cells needed in adulthood

A significant proportion of macrophages are distributed to tissues before bone marrow function starts, maintaining themselves through stem cell-like renewal. Embryonic-derived macrophages regulate iron metabolism and the growth of the mammary gland in adults.

NIH scientists uncover genetic explanation for frustrating syndrome

Researchers discovered a genetic link between high tryptase levels, multiple copies of the alpha tryptase gene, and a range of symptoms including dizziness, skin flushing, and gastrointestinal issues. The study provides new insights into the cause of this frustrating syndrome and potential strategies for diagnosis and treatment.

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.

How will salmon survive in a flooded future?

New research from Alaska analyzed 800 watersheds and found that intact flood plains can mitigate the impacts of a warmer, wetter future on salmon spawning habitat. The study predicts up to 16% loss of coho salmon spawning habitat by the 2080s in narrower, steeper streams.

Study suggests gut bacteria can aid recovery from spinal cord injury

Research suggests that spinal cord injuries alter the type of bacteria living in the gut, exacerbating neurological damage and impairing recovery. Probiotics may counteract these changes, aiding patients' recovery from spinal cord injuries by activating regulatory T cells and promoting neuronal growth.

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.

'That pizza was #delish!' What do Tweets say about our health?

A study analyzing over 80 million Twitter messages found that communities expressing positive sentiments about healthy foods were more likely to be healthier overall. Tweets about fast food restaurants, on the other hand, were often associated with poorer neighborhoods and larger households.

Genomics breakthrough paves way for climate-tolerant wine grape varieties

A new genome assembly process allows for rapid access to genetic information in Cabernet Sauvignon, enabling researchers to identify genetic markers for breeding disease-resistant vines. This breakthrough paves the way for developing new wine grape varieties suitable for changing climate conditions.

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.

Neural signature for fibromyalgia may aid diagnosis, treatment

Researchers at CU Boulder discovered a neural signature that identifies fibromyalgia patients with 93% accuracy, a potential breakthrough for diagnosis and treatment. The study used functional MRI scans to identify three sub-markers that correlate with pain hypersensitivity in fibromyalgia.

ECS takes down the paywall to free the science during open access week

The Electrochemical Society (ECS) has removed the paywall to its digital library during Open Access Week, providing free access to over 132,000 scientific articles. This move is a precursor to ECS's Free the Science initiative, which aims to make the entire digital library open access by 2024.

Beyond genes: Protein atlas scores nitrogen fixing duet

A massive atlas of plant and bacterial proteins has been published, providing unprecedented detail on the molecular controls of nitrogen fixation symbiosis. The study, led by University of Wisconsin-Madison researchers, reveals the interplay of proteins in rhizobia colonization of root nodules in the model legume Medicago truncatula.

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.

New advances in imaging to enhance the detection of GI cancers

Researchers have developed a new imaging technique using hyperspectral imaging to detect and characterize early cancerous changes in the gastrointestinal tract. The technique, which involves increasing color channels during endoscopy, has the potential to improve specificity of lesion identification.

All-female hybrid fish species 'uses' males for better genetics

A set of all-female hybrid greenling fish has boosted its long-term survivability by switching from one mating species to another. This 'host switch' occurred approximately 2,000 to 20,000 years ago and is thought to be a reason for the hybrids' extended survival.

Fluke 87V Industrial Digital Multimeter

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

Developing a sensor for vitamin B12 deficiency

A novel optical sensor has been developed to detect vitamin B12 in human blood serum, enabling early intervention and tracking of levels in high-risk patients. The device uses Raman spectroscopy to produce a unique optical fingerprint of vitamin B12, offering a promising first step towards a point-of-care solution.

Celestron NexStar 8SE Computerized Telescope

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

Giving credit where credit is due

Academic publishers are moving towards requiring data publication with citations, but current systems struggle to accommodate dynamic data structures. A new paper proposes an automated citation system that would generate standardized citations for extracted data, providing a solution for improving reproducibility and credibility.

Computer taught to intuitively predict chemical properties of molecules

A new software package called Knodle has been developed to predict the hybridization, bond orders, and functional groups' annotation in molecules. This technology enables researchers to identify potential drugs more efficiently, reducing the search area from hundreds of thousands to just a hundred

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.

Why private health insurers are losing money on the Affordable Care Act

Underpriced policies and the absence of young, healthy individuals in insurance risk pools are driving up premiums. Insurers like Aetna face significant losses, prompting rate hikes and withdrawals from the marketplaces. The long-term consequences threaten the sustainability of the Affordable Care Act.

Bendable electronic paper displays whole color range

Researchers at Chalmers University of Technology have developed a new electronic 'paper' that is bendable and gives all the colors of a standard LED display. The material requires significantly less energy than a Kindle tablet, making it suitable for well-lit places such as outdoor displays.