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Science News Archive May 2017


Page 3 of 42

Handheld scanner reveals vascularization in psoriasis patients

A new handheld scanner allows for non-invasive imaging of skin layers and blood vessels in psoriasis patients, enabling the assessment of disease severity and potential treatment options. The technology has the potential to improve diagnosis and therapy of other diseases such as skin cancer and diabetes.

Apple iPhone 17 Pro

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

Think you know how to improve your memory? Think again

Research reveals that novelty detection triggers brain states that enhance new memory formation, suggesting a shift in how we make memories. The study's findings have implications for developing novel early warning tests and management strategies for memory impairments like Alzheimer's disease.

Drug-delivery method holds promise for controlling crop parasites

Biomedical engineers use biological nanoparticles, a plant virus, to deliver pesticide to root level of crops, reducing leaching and runoff, increasing efficacy and safety. The technology has potential for widespread use in agriculture to control parasitic nematodes, which cause significant crop failures worldwide.

Burden of multiple chronic illness told through new chartbook

The chartbook highlights the prevalence of multiple chronic conditions among older adults and women, emphasizing treatment challenges for patients with co-occurring health issues. The data also underscores the significant burden of chronic illness on the healthcare system.

Celestron NexStar 8SE Computerized Telescope

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

CNIO presents an online tool to extract drug toxicity information from text

The LimTox tool provides information on drug hepatotoxicity extracted from biomedical archives, enabling efficient associations to adverse reactions. It offers keyword searches and entity-specific queries for researchers and clinicians, promoting targeted search queries and biological knowledgebase construction.

Making prosthetic limbs feel more natural

A new surgical technique devised by MIT researchers could allow amputees to sense and control artificial limbs through coordination of existing nerves, muscle grafts, and prosthetic limbs. The approach has the potential to reduce the rejection rate of prosthetic limbs and improve patient care.

Bacteria may supercharge the future of wastewater treatment

Researchers have identified a community of bacteria in wastewater treatment plants that breaks down toxic substances and produces valuable resources. These 'anammox bacteria' can save energy by removing oxygen from the process, making wastewater treatment more efficient and sustainable.

Detecting bloodstains -- with an antimalarial compound

Researchers developed a new method using artemisinin and luminol to detect bloodstains, reducing false positives. The combination is more selective than traditional methods, allowing for accurate detection of blood on surfaces.

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.

New method of characterizing graphene

Researchers developed a new method to characterize graphene's properties without applying disruptive electrical contacts. By using microwave resonators, they can investigate the material's resistance and quantum capacitance.

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.

Rice lab creates tough, but tender, cancer fighters

Scientists at Rice University have developed analogs of potent anti-tumor agents, which show superior properties and exhibit potent cytotoxicities against certain cancer cells. The new compounds were tested on kidney cancer and human uterine sarcoma cell lines, including a drug-resistant cell line.

A more energy-efficient catalytic process to produce olefins

Researchers have developed a more energy-efficient catalytic process to produce olefins, which are crucial building blocks for polymer production. By analyzing carboranes' role in dehydration reactions, the team created linear relationships between energy input and alcohol characteristics.

Understanding T cell activation could lead to new vaccines

Researchers have identified a key to generating effective tissue-resident memory T cells that can fight off infections in organs. By adjusting the strength of T cell receptor stimulation, scientists can promote the generation of these cells, which could lead to more efficient protection against viruses like Zika and HIV.

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.

Physicists explore elusive high-energy particles in a crystal

Researchers at MIT have measured Weyl fermion chirality using circularly polarized light, exhibiting an electrical current without external voltages. The TaAs metal produces a large current response, making it suitable for sensitive mid-infrared detectors.

Stem cells yield nature's blueprint for body's vasculature

Researchers identify the developmental pathway of human vasculature and discover cell markers to distinguish between different types of vascular cells. This breakthrough provides a blueprint for engineering blood vessels in the lab for disease modeling, drug screening, and therapeutic purposes.

Charismatic leaders: Too much of a good thing?

A study published by the American Psychological Association found that organizations may want to select applicants with mid-range levels of charisma into leadership roles. Moderately charismatic leaders were rated most effective because they exhibited both strategic and operational behaviors.

Gender and homicide: Important trends across four decades

A comprehensive review of national homicide data from 1976-2015 reveals important gender differences and trends among homicide victims and offenders. Intimate partner homicide trends show a significant reduction in male victimization, linked to factors like reduced stigma and increased social interventions.

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.

Chimpanzees adapt their foraging behavior to avoid human contact

Research by Nicola Bryson-Morrison and her team found chimpanzees prefer mature primary forest for all behaviors, avoiding cultivated fields within 200m of human presence. They also did not avoid roads or paths with vehicle or human activity, suggesting a lower risk assessment.

Emergency room patients routinely overcharged, study finds

A study of emergency medicine doctors found that adult patients are charged 340% more than Medicare pays for services. The largest hospital markups disproportionately affect minorities and uninsured patients, highlighting a need for fairer and more transparent healthcare pricing.

Neutron lifetime measurements take new shape for in situ detection

Scientists have developed a new method to measure the neutron lifetime, using a magnetic-gravitational trap that provides more precise measurements. The new device uses ultracold neutrons and avoids uneven filling of the trap, resulting in a more accurate measurement of the neutron lifetime.

One blood pressure drug therapy associated with lower health-care costs

A new study by University of Florida researcher Kalyani Sonawane finds that fixed-dose combination therapy associated with lower follow-up doctor visits and hospitalizations. Patients on this therapy are more likely to continue taking their medication as directed, resulting in significant cost savings.

Fluke 87V Industrial Digital Multimeter

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

'Quantum leap' for Liverpool

Physicists from the University of Liverpool have made a significant breakthrough in probing the 'dark content' of the universe using a novel experiment based on quantum interferometry. The experiment relies on ultra-cold atoms and could have far-reaching applications in navigation, gravity scanning, and understanding dark energy.

Reservoirs of latent HIV can grow despite effective therapy, study shows

A study by Johns Hopkins Medicine researchers found that immune cells latently infected with HIV can proliferate and replenish the virus reservoir, which is resistant to antiretroviral drug therapy. The proliferation of these reservoir cells poses a significant challenge to developing a cure for HIV.

A lightning-fast flu virus detector

Researchers created a rapid biosensor to detect early-stage flu virus infections, outperforming existing kits in sensitivity and speed. The new device can identify minuscule amounts of H1N1 virus, allowing for timely administration of antiviral medication.

The next enchanted ring?

Researchers at Washington University in St. Louis have developed a method to synthesize ß-lactone peptides, a new class of antibiotics, by copying bacterial enzymes. These peptides inhibit serine hydrolases and may be useful in treating cancer, obesity, and infectious diseases.

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.

Your sex life is only as old as you feel

A University of Waterloo study of 1170 adults aged mid-40s to mid-70s found that those closer to their chronological age reported lower quality sex lives. Feeling younger at heart was associated with increased interest in sex, particularly for middle-aged and older individuals.

Handwashing: Cool water as effective as hot for removing germs

A Rutgers University study published in Journal of Food Protection found that washing hands with cool water is just as effective as using hot water in removing harmful bacteria. The study's findings suggest that comfortable or warm water should be used instead of requiring a specific temperature for handwashing.

Study identifies factors that lead to greater college success

A recent national report by Rice University psychology professor Fred Oswald suggests that students who develop a sense of belonging, have a growth mindset and set personal goals are more likely to succeed in college. The report found that these competencies can be improved with low-cost, brief writing exercises.

More frequent extreme ocean warming could further endanger albatross

A recent study found that changes in temperature variability have a threefold effect on albatross population growth rate compared to changes in mean ocean temperature. The researchers' findings suggest that increased variation in ocean temperatures leads to population decline, while an increase in the mean ocean temperature favors the ...

Assessing and addressing the impact of childhood trauma

A growing body of research suggests that childhood trauma can increase the risk for psychosis in later life. Key factors include poor emotional control, limited coping skills, and stress sensitivity. Early identification and treatment through targeted training and protocols may help mitigate this vulnerability.

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.

New scaling law predicts how wheels drive over sand

A new scaling law has been developed to predict how objects move through sand, enabling the design of more optimized vehicles. The law, derived from common equations for granular flow, can be used to scale results between small-scale experiments and full-size vehicles.

'Halos' discovered on Mars widen time frame for potential life

Scientists have discovered 'halos' on Mars, indicating that liquid water lingered longer on the planet than previously believed. The findings suggest that substantial groundwater was present in Gale crater's past, expanding the window for when life might have existed on Mars.

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.

Brain opioids help us to relate with others

A new Finnish research reveals how brain's opioids modulate responses to others' pain. The less opioid receptors the participants had, the stronger their emotion and pain circuits' response to seeing others in distress.

Vegetables rotting? Check bacteria conversation

Researchers found that certain bacteria can trigger the virulence of plant pathogens by eavesdropping on signals from other species. This discovery could lead to new strategies for preventing crop diseases.

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.

Awareness, adherence key to improved osteoporosis care

Research at the University of Missouri School of Medicine highlights the importance of understanding risk factors and following treatment plans to prevent osteoporosis-related fractures. The study emphasizes the need for preventive screening methods, cost-effective medications, and patient education to effectively manage the disease.

Mobile technology and child and adolescent development

A new special section of Child Development examines the effects of mobile technology on various aspects of child and adolescent development, including risks and benefits. The research considers outcomes such as radiation exposure, cognitive control, sleep, mood, mental health, and security.

'Halos' discovered on Mars widen time frame for potential life

Scientists have discovered 'halos' on Mars that indicate the planet had liquid water much longer than previously believed. The finding reveals substantial amounts of groundwater were present for a longer period than thought, further expanding the window for when life might have existed on Mars.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Gender minority adults more likely to report poor or fair health

A recent study published in JAMA Internal Medicine reveals that gender minority adults are more likely to report poor or fair health compared to their cisgender counterparts. The research highlights significant disparities in health outcomes, including lower income, unemployment, and uninsured status among gender minorities.

Meta Quest 3 512GB

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

Healthy arteries may be possible with aging

Researchers found that nearly 18% of participants aged 50 and older had healthy vascular aging, with the youngest group most likely to achieve this. Lifestyle measures such as staying lean, avoiding diabetes, and maintaining favorable cholesterol levels were also crucial in achieving healthy vascular function.