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Science News Archive October 2016


Page 40 of 44

Acclaimed health program fails to help children in India

A large-scale study by Duke University researchers found that India's World Health Partners (WHP) Sky program had no impact on improving healthcare for children with diarrhea and pneumonia. Despite its $23 million funding, the program failed to increase access to proper treatment or change healthcare utilization patterns.

NIH grants MU $3 million to develop new hepatitis B treatments

The University of Missouri has received a significant grant from the NIH to develop new hepatitis B treatments. Researchers will focus on targeting the viral capsid, which is crucial for HBV's lifecycle and stability. The goal is to create therapeutic strategies that not only suppress the virus but also have the potential to eradicate it.

Study implicates glial cells in fragile X syndrome

Researchers found that glial cells, including astrocytes, are impaired by the genetic defect and involved in symptoms of fragile X syndrome. The study suggests looking beyond neuronal effects to fully understand the disease.

Apple iPhone 17 Pro

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

Researchers report invention of glucose-sensing contact lens

Scientists have developed a glucose-sensing contact lens that utilizes surface-enhanced Raman scattering spectroscopy to detect glucose levels in tears. The device, built from multiple layers of gold nanowires, enhances the sensing properties by creating hot spots within the nanostructure.

How fast will we need to adapt to climate change?

A quantitative model considers different rates of sea-level rise and economic factors to show optimal adaptation strategies. Researchers found that a buffer zone along the shoreline might make more sense if the sea level is going to rise quickly, but building near the coast could be suitable if buildings don't last very long.

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.

World's first implanted bionic arm on test in global competition

A Swedish participant with a permanent sensory connection between his prosthesis and nervous system is competing in the Cybathlon, a new international competition showcasing advanced robotic prostheses. The event aims to drive forward prosthetic technology development, promoting dialogue between academia and industry.

A talk with a nurse can persuade hospital patients to quit smoking

Research shows that trained nurses can significantly increase quit rates among hospital patients. The study found that patients who received coaching from a nurse had higher self-reported and lab-confirmed quit rates compared to those who did not receive similar training.

New advances in solar cell technology

Researchers at OIST have made significant breakthroughs in perovskite solar cells, improving efficiency, stability, and scalability. New post-annealing treatments and manufacturing methods have increased conversion efficiency to 18.4%, while discovering new decomposition products has led to the development of more stable materials.

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.

Study solves 50-year-old puzzle tied to enigmatic, lone wolf waves

A team of mathematicians, physicists, and engineers tackled a famous 50-year-old problem tied to solitary waves. They developed a mathematical approach that produces an approximate solution to the Korteweg-de Vries equation, enabling researchers to make explicit predictions about soliton formation and properties.

Handgrip strength provides a new window to health

A comprehensive set of reference values for handgrip strength is provided, enabling practitioners to identify individuals at risk of premature death and disease. The study builds on previous research, showing that handgrip strength corresponds with markers of age, such as mortality, disability, and cognitive decline.

Gene found that raises risk of childhood ear infections

A genetic study has pinpointed a gene variant associated with childhood ear infections, providing an early clue for developing more effective treatments. Researchers found that children with the variant are more susceptible to acute otitis media (AOM), a painful condition requiring antibiotics.

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.

Simpler strategies to promote physical activity as good as social media feedback

Researchers found that providing tips and personalized feedback was just as effective as access to online social networking sites in promoting physical activity. Interventions were most effective among participants with low initial physical activity levels, suggesting a need for stronger reinforcers to motivate population-wide changes.

New technology helps pinpoint sources of water contamination

Scientists from Lawrence Berkeley National Laboratory have developed a highly accurate DNA-based method to detect and distinguish sources of microbial contamination in water. The new method, using the award-winning PhyloChip, was found to be more sensitive than conventional methods at assessing health risks.

More stable qubits in perfectly normal silicon

The stability of qubits can be maintained 100 times more effectively in silicon than in gallium arsenide, allowing for longer coherence times and improved gate fidelity. Researchers are now focused on scaling up the qubits for use in circuits of multiple interplaying qubits.

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.

Blocking Ran protein reverses resistance of lung and breast cancers

Researchers at the University of Bradford have discovered a way to prevent chemotherapy resistance in lung cancer by blocking a protein called Ran-GTP. Suppressing this protein also causes cancer cells resistant to gefitinib to become re-sensitized, offering new hope for treatment.

Rising ocean temperatures impacting human health, new report finds

A new report by IUCN highlights the impact of rising ocean temperatures on human health, with spreading marine-related tropical diseases and harmful algal blooms. The study found that Vibrio vulnifucus bacteria has been linked to outbreaks in previously unaffected regions, posing a significant threat to public health.

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.

Tropical Storm Nicole forms 500 miles from Puerto Rico

Tropical Storm Nicole has formed about 500 miles northeast of Puerto Rico, with a well-defined circulation and maximum sustained winds near 50 mph. The storm is expected to move northwest at 8 mph, then turn north-northwest with decreasing speed over the next couple of days.

Physician burnout: Mayo researchers identify effective interventions

Researchers identified individual strategies like mindfulness training and organizational changes such as limiting duty hours, which are effective in reducing physician burnout. The study's findings suggest that a combination of interventions may be needed for long-term benefits.

Storms and tides combine to cause coastal flooding around the Clyde

A study by mathematicians at the University of Strathclyde found that intense Atlantic storms coincide with high spring tides to cause devastating flooding in the Firth of Clyde. The research used a three-dimensional hydrodynamic model to simulate sea-level surges during storms, revealing the highest risk of flooding occurs when storms...

Archaeogenetics reveals unknown migration in the South Pacific

A recent archaeological analysis has found that early settlers of Tonga and Vanuatu originated from Melanesia, challenging the long-held assumption about the colonization of the region. The research team's findings point to a previously unknown migration wave from the Solomon Islands chain.

Diabetic fruit flies may unlock secrets in humans

Fruit fly research sheds light on human diabetes, revealing insulin signaling mechanisms and potential new treatments for the disease. The study's findings have implications for understanding and addressing type 2 diabetes.

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.

Health professionals must lead on fighting climate change

Leading health professionals call for drastic reductions in CO2 and short-lived climate pollutants to stabilize the climate and reduce major health threats. Reducing these pollutants can prevent up to 2.4 million premature deaths annually, they argue.

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.

Artificial intelligence could help farmers diagnose crop diseases

Researchers at Penn State and EPFL developed an AI model to recognize specific plant diseases from images, achieving an accuracy rate of 99.35% in a public dataset. The technology has great potential for supplementing existing disease diagnosis methods and could be implemented on smartphones, especially in developing countries.

Scientists aim to slow fast growth of cancer cells

A new study identifies a previously unknown 'off-switch' for cancer based on the protein TMX1, which can slow down tumor growth and promote resistance to cell death mechanisms. This breakthrough offers hope for developing new therapeutic approaches and improving chemotherapy efficiency.

Ocean conditions contributed to unprecedented 2015 toxic algal bloom

Researchers found a connection between unusually warm ocean conditions and the magnitude of the toxic bloom, which resulted in the highest levels of domoic acid contamination. The study identified a single species of diatom as the dominant cause of the bloom, leading to widespread ecosystem damage.

Meta Quest 3 512GB

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

A review on the therapeutic antibodies for spinal cord injury

Research on therapeutic antibodies for spinal cord injury reveals potential applications in myelin repair, neuroprotection, axon outgrowth, and anti-immune reaction. Several antibodies are reviewed as reagents to promote neurite outgrowth and inhibit immune responses.

Mobile self-care apps for early identification & treatment of lymphedema

A new mobile app, TOLF, is being developed to assist breast cancer survivors in identifying and treating lymphedema through self-assessment tools, avatar videos for exercise guidance, and symptom management features. Researchers found that 90% of participants reported no problems using the system.

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.

Survival of the fittest in materials discovery

Scientists have created peptide-based materials that can reorganize their sequences to adapt to their environment, paving the way for new product possibilities including drug delivery, food science, and cosmetics. The method allows for unbiased discovery of optimized structures through self-selection.

Diamond proves useful material for growing graphene

Researchers at Argonne National Laboratory have developed a method to grow high-quality graphene on ultrananocrystalline diamond, reducing impurities and costs. The new process uses nickel to facilitate the growth of defect-free graphene, enabling its exploitation for advanced electronics and applications.

Mix and match microbes to make probiotics last

Researchers found that a specific strain of Bifidobacterium longum AH1206 can establish itself in the human gut and remain there for up to 6 months. The study suggests that individualized features of the resident microbiome play a crucial role in the persistence of this strain, enabling personalized probiotic treatments.

Celestron NexStar 8SE Computerized Telescope

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

New in the Hastings Center Report: 'Rhetorical reform' in precision medicine

The Hastings Center Report explores the implications of precision medicine on ethics and society. The article highlights how the term change from 'personalized' to 'precision' medicine brings new ethical and social concerns, including promoting medical paternalism. It also discusses the risks of stigmatizing certain populations and pri...

Deepwater Horizon oil spill caused widespread marsh erosion

A new study by Duke University identified a threshold for permanent spill-induced erosion in salt marshes, with erosion rates accelerating at sites covered in over 90% oil. In contrast, marshes with less oil impact showed no accelerated erosion and potentially recover over time.

Zika infects neural cells related to skull formation, affecting their function

Researchers discovered that Zika virus infects cranial neural crest cells, which form the bones of the skull, without killing them. Instead, it causes these cells to produce signaling molecules promoting new neural cell formation, potentially leading to smaller-than-average skulls and disproportionate facial features.

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.

Portable biological factories create pharmaceuticals

Researchers develop a portable biological factory platform that can produce pharmaceuticals, specialized therapies, and experimental biomolecules using freeze-dried molecular components. The technology is applied in various fields, including vaccine production and designer antibody development.

Avoiding hospitalization for certain low-risk acute medical conditions appears safe

A comprehensive review of studies on alternative management strategies for low-risk acute medical conditions found that all four evaluated approaches are safe, improve patient satisfaction, and reduce healthcare costs. However, some exceptions were noted, including higher-than-anticipated return hospitalization rates for certain condit...

Dynamic duo: Biochemists describe cooperative halves of life-critical enzyme

A team of researchers from Utah State University and other institutions found that the two symmetrical halves of nitrogenase work together to regulate electron movements. This cooperative effort allows for more efficient conversion of nitrogen into ammonia, a crucial process for food production and energy development.

Meditation keeps emotional brain in check

A new study from Michigan State University suggests that meditation can help tame negative emotions in people of all mindfulness levels. Participants who meditated showed similar levels of 'emotion regulatory' brain activity as those with high natural mindfulness, indicating improved emotional health.

A 'nano-golf course' to assemble precisely nanoparticules

Scientists at EPFL have developed a method to position hundreds of thousands of nanoparticles with precision, orienting them within one degree and one nanometer apart. This technique sets the stage for the development of nanometric devices such as optical detection equipment and biological sensors.

Fluke 87V Industrial Digital Multimeter

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

UA engineer gives doctors a better feel for laparoscopic surgery

A researcher at the University of Arizona has created a computer-aided surgical trainer that provides haptic guidance and augmented reality images to train surgeons in laparoscopic procedures. The device is designed to improve hand-eye coordination and reduce complications, ultimately leading to better surgical outcomes.