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Science News Archive July 2015


Page 2 of 34

I think I found a new species, now how do I illustrate it?

A new digital method developed by Dr. Giuseppe Montesanto allows for the creation of detailed and accurate scientific illustrations for taxonomy, making it easier and faster to describe new species. The method uses bitmap graphics with GIMP and produces realistic ink-made drawings.

How to look for a few good catalysts

Scientists at MIT discovered that non-wetting surfaces promote chemical reaction rates, while hydrophilic surfaces inhibit them. This finding enables researchers to predict a material's suitability as a catalyst based on its wettability.

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.

Depressed females have over-active glutamate receptor gene

A new study found that depressed female patients have abnormally high expression levels of genes regulating the glutamate system, which may contribute to their increased suicidal risk. The research suggests that drugs targeting this system, such as ketamine, could provide rapid relief from depression and potentially save lives.

Genetic tug of war in the brain influences behavior

Researchers discovered noncanonical genomic imprinting in mice brains, affecting serotonin and dopamine production. The study highlights a targeted form of genetic control that can influence offspring behavior and may contribute to brain disorders like autism.

Scientists create functional liver cells from stem cells

Researchers have successfully created functional liver cells from human embryonic and genetic engineered stem cells. The new method enables unlimited production of liver cells with high accuracy, revolutionizing pharmaceutical drug discovery and potentially improving treatment outcomes.

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.

Research explores future energy security of China

A new study from the University of East Anglia recommends that China prioritize non-coal fuels like nuclear power and natural gas to improve electricity supply security while reducing carbon emissions. The country's largest coal importer, China needs to reduce its dependence on coal to achieve long-term energy security.

Liver plays role in pneumonia, sepsis susceptibility

A recent study by Boston University School of Medicine researchers found that liver activation is essential for maintaining adequate immune responses in the lungs against bacterial pneumonia. The study used a model system to demonstrate how a lack of liver response increases susceptibility to pneumonia.

The bold and the shy one: Could woodlice have personalities?

A study by Dr. Ivan Tuf's team found that Common rough woodlice exhibit individual patterns of defensive behavior, suggesting the presence of personality traits. The researchers observed repeatability in reactions to external impacts, identifying some woodlices as 'bold' and others as 'shy'.

HPV16 detection in oral rinses for oropharyngeal cancer

The study found that persistent HPV16 DNA detection after treatment was associated with worse disease-free survival and overall survival. This could be a useful tool for long-term tumor surveillance, potentially reducing the need for costly imaging and intensifying visits.

Most adolescents feel better after gastric bypass

A new study from Lund University in Sweden found that nearly all adolescents who underwent gastric bypass surgery experienced improved mental health two years post-op. However, 13% showed severe depression and 20% did not feel better mentally after weight loss.

Apple iPhone 17 Pro

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

Drought's lasting impact on forests

Forest trees take an average of two to four years to recover from droughts, with growth rates slower than expected during the recovery period. The study suggests that Earth's forests can store less carbon than previously calculated, which could lead to a speed-up in climate change.

Forecasting flu outbreaks in a subtropical climate

A new study published in PLOS Computational Biology has developed a flu forecasting system that can predict the timing and intensity of influenza outbreaks in subtropical climates. The system was able to forecast peak timing and magnitude for 44 epidemics in 16 years, with an accuracy rate of 93%.

Research could lead to protective probiotics for frogs

A team of scientists has identified potential probiotics for frogs to combat the devastating chytrid fungus. The researchers found dominant bacterial species that may provide disease resistance and antifungal properties to their host. This discovery holds promise for protecting vulnerable amphibian populations worldwide.

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.

Pharmacists help patients with hypertension

Researchers found that patients with pharmacist-included care teams had better blood pressure control results than those without, with a systolic blood pressure drop of 6.1 mmHg after nine months.

Paralyzed men move legs with new non-invasive spinal cord stimulation

Researchers developed a non-invasive strategy to deliver electrical stimulation to the spinal cord, enabling paralyzed individuals to move their legs voluntarily. The study shows significant progress towards developing a therapy for wide range of individuals with spinal cord injury.

Stanford team's brain-controlled prosthesis nearly as good as one-finger typing

A team led by Stanford electrical engineer Krishna Shenoy has developed a technique to make brain-controlled prostheses more precise, enabling people with spinal cord injuries to tap out commands with greater accuracy. The new approach continuously corrects brain readings to give users a more natural way to interact with devices.

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.

UC Davis partners in new photonics manufacturing institute

The Integrated Photonics Institute for Manufacturing Innovation aims to stimulate new investment and industrial growth based on photonics technology. UC Davis' Center for Nano and Micro Manufacturing will play a major role in the West Coast hub of the institute.

Get up for your heart health and move for your waistline

Replacing time spent sitting with standing can lower blood sugar and cholesterol levels, according to a new study. Standing for two hours a day was associated with improved waist circumference and reduced risk of metabolic disorders.

Special issue: Philae results shed light on the nature of comets

Recent Philae landings have provided new data on comet 67P/Churyumov-Gerasimenko, including its surface composition, mechanical properties, and the presence of organic compounds. The findings suggest a highly porous and dust-ice-rich surface with a compressive strength that could improve future comet missions.

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.

Non-surgical approach helps people with paralysis voluntarily move their legs

Scientists at UCLA have made groundbreaking breakthroughs in treating paralysis by developing a non-invasive procedure that stimulates the spinal cord, enabling five men with complete paralysis to move their legs. The new approach has shown promising results, suggesting that patients may regain control of multiple body functions.

Drinking at conception boosts diabetes risk for baby: UQ study

A University of Queensland study has found that drinking alcohol around the time of conception increases the risk of type 2 diabetes and obesity in early middle age. Research using laboratory rat models showed that exposure to five standard drinks before implantation causes changes to the embryo, leading to increased risk.

New study narrows the gap between climate models and reality

A new study led by Dr Kevin Cowtan found that climate models fail to reflect real-world measurements due to using air temperature for the whole globe. With 36 different models recalculated, a third of differences disappeared, leaving remaining discrepancies possibly explained by recent global warming fluctuations

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.

Computerized treatment may combat PTSD symptoms

A new study suggests a cutting-edge computer program capable of alleviating PTSD symptoms by reducing fluctuations in attention towards and away from perceived threats. The program, targeting basic cognitive processes, produced significant reductions in severe PTSD symptoms with a similar success rate as cognitive behavioral therapy.

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.

Trying to quit smoking? First strengthen self-control

Researchers found that mindfulness meditation can decrease unconscious influences motivating smokers to smoke, reducing craving rates by 60% in a 2-week study. Integrative body-mind training also decreases stress hormone cortisol levels and increases immune reactivity.

Blood test predicts prognosis for traumatic brain injuries

A new blood test can predict the severity of traumatic brain injuries and identify patients who may benefit from extra therapy. The test measures brain-derived neurotrophic factor (BDNF) levels in the blood, which can help doctors advise patients on treatment and monitor their recovery.

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.

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.

California 'rain debt' equal to average full year of precipitation

A NASA study reveals California's precipitation deficit between 2012 and 2015 was approximately 20 inches, largely due to a lack of atmospheric rivers. The state's water demand has increased exponentially, depleting reservoirs and groundwater reserves, exacerbating the drought.

Nature has more than one way to grow a crystal

Researchers have found that crystals can form in complex shapes using multiple pathways, challenging traditional theories. This new understanding has implications for materials science, health research, and basic science studies, including the formation of shells, teeth, and bones in animals.

Why female physicians are paid less than men

A US survey found female physicians work fewer hours, prioritize collegiality over substantial pay, and are more likely to be pediatricians or divorced. The pay disparity remains after controlling for age, geography, specialty, and clinical work.

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.

A cheaper, high-performance prosthetic knee

A team of researchers has designed a passive, low-tech prosthetic knee that delivers similar performance to high-end prosthetics for a few hundred dollars. The prototype mimics the ideal torque profile of able-bodied knees using simple mechanical elements like springs and dampers.

Gestational diabetes can be prevented in high-risk women

A randomized controlled trial found that individualized lifestyle counseling reduced gestational diabetes incidence in high-risk pregnant women. The study showed a significant reduction in GDM diagnosis and improved health outcomes for both mothers and children.

Reproducible research for biofuels and biogas

A team of researchers from Bielefeld University created a virtual package of data for biogas production to improve its understanding. They made their research more reproducible by releasing all the data and computational methods as a shareable container, enabling others to build on these resources to study biogas generation.

Piecing together the Pangea puzzle

Researchers reconstruct Pangea's plate thickness before its break-up, finding a boomerang-shaped arc formed by thick plates. The study reveals the boomerang's shape is controlled by plate thickness and deformation.

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.

Waking up HIV

UC Davis researchers have identified a compound, PEP005, that activates latent HIV and increases activation by up to 15-fold when combined with JQ1. This breakthrough offers promising hope for an HIV cure. The study's findings suggest that PEP005 is already approved by the FDA and has great potential to advance into clinical studies.

Take a trip through the brain

Researchers develop novel imaging technology to visualize brain's intricate structures, including neurons and blood vessels. The breakthrough enables scientists to study neurological disorders and understand how brain development shapes individual identity.

Sol-gel capacitor dielectric offers record-high energy storage

Researchers have developed a new capacitor dielectric material providing an electrical energy storage capacity similar to certain batteries. The hybrid sol-gel material shows maximum extractable energy densities up to 40 joules per cubic centimeter, exceeding conventional electrolytic capacitors and thin-film lithium ion batteries.

Bering Sea hotspot for corals and sponges

A new study finds Pribilof Canyon in the Bering Sea to contain dense populations of deep-sea corals and sponges, making it a crucial area for conservation efforts. The research also suggests that restrictions on bottom-contact fishing can be implemented without significantly impacting the commercial fishing industry.

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.

Countering pet obesity by rethinking feeding habits

Reevaluating pet feeding regimens can help combat pet obesity, with customized diets tailored to individual animals' unique needs. Maintaining a lean body condition score adds years to dogs' lives, while raw and whole-prey diets may offer an alternative to extruded ones.

Promising progress for new treatment of type 1 diabetes

Researchers have discovered a potential new treatment for type 1 diabetes using the anti-inflammatory cytokine interleukin-35, which can reverse or cure the disease in mice models. The study also found that IL-35 concentrations are lower in T1D patients than healthy individuals.