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Science News Archive 2013


Page 231 of 352

Dramatic decrease in risk of death for children on dialysis

A new study published in JAMA finds that the risk of death for children on dialysis has dramatically decreased over time, with a 20% reduction in mortality risk every five years. This improvement is attributed to better pre-dialysis care, advances in dialysis technology, and reduced waiting times for transplants.

Fluke 87V Industrial Digital Multimeter

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

Brain, not eye mechanisms keep color vision constant across lifespan

Research by Sophie Wuerger found that colour perception remains largely unchanged over the years, despite age-related losses in the optical media. The study revealed that certain neural pathways compensate for these losses, allowing colour functions to remain constant across time.

Gastroenterology special issue highlights the pancreas

The AGA's 13th annual special issue focuses on the pancreas, presenting a variety of topics related to exocrine function, endocrine regulation, and clinical manifestations. Key findings highlight the importance of innovative treatments for patients with pancreatic diseases.

Immune cells that suppress genital herpes infections identified

Researchers have identified CD8αα+ T cells, which reside long-term in the genital skin and mucosa, suppressing recurring outbreaks of genital herpes. These immune cells play a crucial role in preventing reactivations of the virus, making them a potential target for vaccine development.

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.

Study shows that people organize daily travel efficiently

A new study from MIT's Marta González and Christian Schneider found that people in Chicago and Paris make secondary trips in a consistent manner, with only 17 out of 1 million possible trip sequences used. This pattern, or 'motif,' indicates that individuals plan ahead and avoid revisiting locations to optimize travel time and distance.

Researchers discover world's most extreme hearing animal

Scientists at the University of Strathclyde have identified the greater wax moth as capable of sensing sound frequencies up to 300kHz, surpassing human and dolphin limitations. This discovery has significant implications for air-coupled ultrasound technology and may lead to advancements in micro-scale acoustic systems.

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.

R. Graham Cooks wins Dreyfus Prize in the Chemical Sciences

R. Graham Cooks receives the Dreyfus Prize for his groundbreaking work on mass spectrometry instrumentation, enabling remote deployment of analytical instruments and transforming fields like pharmaceuticals and biotechnology. This achievement showcases Cooks' innovative spirit and impact on modern science.

Researcher construct invisibility cloak for thermal flow

Scientists at KIT successfully demonstrated a method to influence the propagation of heat around objects by using specially arranged materials. By creating an annular structure with copper and silicon, they can control how heat flows around hidden areas, making it ideal for applications such as microchips and machines.

Cannibal tadpoles key to understanding digestive evolution

A study by North Carolina State University scientists has found that a cannibalistic tadpole's digestive organs can be transformed into those of a carnivorous frog using small molecules, revealing insights into the evolution and development of gut morphology. The research may also lead to better diagnosis and prevention of intestinal b...

Discovery shows fat triggers rheumatoid arthritis

Researchers found that pro-factor D, a protein secreted by fat cells in the knee joint, is linked to rheumatoid arthritis. The discovery could lead to new gene therapies to eliminate the protein and prevent disease progression.

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.

New malaria tool shows which kids at greatest risk

Researchers developed a test to predict cerebral malaria progression in children with malaria. Testing patients' blood for HRP2 protein levels can identify those likely to develop life-threatening cerebral malaria, allowing for targeted treatment and improved outcomes.

Engineers fine-tune the sensitivity of nano-chemical sensor

Engineers have fine-tuned the sensitivity of nano-chemical sensor made from insulating base coated with a graphene sheet to detect trace gas molecules. The study's findings open up new possibilities for modulation and control of chemical sensitivity without compromising graphene's intrinsic properties.

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.

Spintronics discovery

Researchers at University of Delaware confirm presence of magnetic field generated by electrons, expanding potential for harnessing spin properties. The finding is significant for developing next-generation spintronic devices and controlling magnetization.

Soy and tomato combo may be effective in preventing prostate cancer

Researchers found that combining tomato and soy foods reduced prostate cancer incidence by 55% compared to eating either food alone. The study suggested that consuming three to four servings of tomato products per week and one to two servings of soy foods daily could help protect against prostate cancer.

JCI early table of contents for May 8, 2013

Gene replacement in pigs alleviates intestinal obstruction associated with cystic fibrosis. In contrast, Alzheimer's disease is characterized by the removal of synaptic protein ADAM10. These findings provide insight into pathophysiology and suggest tissue-specific gene replacement can alleviate CF symptoms.

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.

Hit a 90 mph baseball? Scientists pinpoint how we see it coming

Researchers have identified the V5 region of the brain as the site of motion prediction, enabling humans to perceive objects at predicted locations despite visual processing delays. This discovery has implications for understanding and diagnosing disorders affecting motion perception.

U Alberta researcher identifies 4 dinosaur species

A University of Alberta researcher has discovered that there were four distinct species of ankylosaurs instead of one, shedding new light on the lives of these ancient creatures. The study, published in PLOS ONE, reveals that three of the species coexisted in what is now Dinosaur Provincial Park in southern Alberta.

Researchers use graphene quantum dots to detect humidity and pressure

The study successfully creates a device that detects humidity and pressure using graphene quantum dots, showcasing improved sensing capabilities. By manipulating the distance between the quantum dots, the researchers increased conductivity by 43-fold, enabling more accurate measurements.

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.

Lucky bacteria strike it rich during formation of treatment-resistant colonies

Researchers at UCLA, Northwestern University, and the University of Washington have identified the strategy by which bacteria form initial colonies in biofilms. The study reveals that a small number of 'lucky' cells become the elite cells that start the colonies, organizing in a pattern similar to wealth distribution in the US economy.

A trick to fold proteins more quickly

Researchers at SISSA have devised a trick to speed up the analysis of protein dynamics using computer simulations. By exploiting experimental data and mathematical rules, they reduce simulation times by an order of magnitude, allowing for faster research in this field.

Setting the standard for sustainable bioenergy crops

The article discusses the need for sustainable bioenergy crops by setting a standard. The first precondition is good governance, including environmental groups, to achieve public acceptance. The second precondition is to fortify the producer's sustainability toolbox, including effective tools and baselines. The third precondition is in...

Champion of Genetics funding to Ottawa researcher

The Canadian Gene Cure Foundation has awarded Dr. Faraz Farooq a $90,000 Champions of Genetics: Building the Next Generation Grant to study Spinal Muscular Atrophy (SMA) in mice, accelerating the research process and potentially leading to new treatments for rare diseases.

Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

The impact of consumption goals on flat-rate choice

A recent study published in the Journal of Service Research found that 'hedonizing' a service can increase customers' propensity to choose a flat rate. Researchers discovered that companies can improve customer spending patterns by making services more enjoyable, without negatively affecting willingness to pay.

Apple iPhone 17 Pro

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

First biological evidence of a supernova

Researchers found Fe-60 iron atoms in sediments from ocean cores dating back to 2.2 million years ago, indicating a possible supernova impact on Earth. The discovery suggests that magnetotactic bacteria may have created magnetite crystals containing the radioactive isotope.

New Red List developed for threatened ecosystems

A new Red List system has been developed to identify ecosystems at high risk of degradation. The framework assesses multiple symptoms of risk produced by different processes of ecosystem degradation, enabling it to handle a range of different sources of information.

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.

Study finds PCB concentrations same in urban and rural areas

Researchers at the University of Iowa found similar PCB concentrations in mothers and children from East Chicago and Columbus Junction, challenging long-held assumptions about urban-rural differences in chemical exposure. The study detected a greater variety of PCBs in the blood of mothers and children in East Chicago, but ultimately s...

Fun and friends help ease the pain of breast cancer

A Kaiser Permanente study found that breast cancer patients with strong social relationships, especially positive social interaction, reported improved physical quality of life and reduced pain. Tangible support, such as help with daily tasks, was also crucial for late-stage patients.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Early math and reading ability linked to job and income in adulthood

Researchers linked early math and reading abilities at age 7 to socioeconomic status in adulthood, with higher skills associated with better jobs, housing, and income. Childhood skills predicted social class a full 35 years later, even after controlling for intelligence, education, and childhood socioeconomic status.

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.

Human impacts on natural world underestimated

A comprehensive study by University of Calgary ecologists finds that human activity is deliberately or inadvertently engineering ecosystems, influencing food chains in protected areas and beyond. The results challenge traditional understanding of ecosystem regulation, highlighting the critical role of humans in shaping natural systems.

An electronic nose can tell pears and apples apart

A team of engineers from Sweden and Spain has developed an electronic nose with 32 sensors that can identify the distinct odors of pears and apples. The device uses metal oxide semiconductors to detect volatile compounds and processes data through classification algorithms.

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.

UNC researchers awarded $2 million PCORI grant for type 2 diabetes study

Researchers at the University of North Carolina will assess three types of blood sugar home testing approaches on patient outcomes in a community-based clinic setting. The study aims to inform better, evidence-based decisions about glucose monitoring for patients with type 2 diabetes not treated with insulin.