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Science News Archive August 2014


Page 18 of 31

UTSA research sheds light on factors affecting veteran hiring

Researchers at UTSA have identified key factors limiting veterans' ability to secure jobs and offer strategies for organizations and veterans to enhance their access. The study highlights the importance of addressing stereotypes, educating decision-makers about military skills transfer, and creating a culture that values hiring veterans.

NASA to investigate climate impacts of Arctic Sea ice loss

The Arctic Radiation IceBridge Sea and Ice Experiment (ARISE) aims to study the effect of sea ice retreat on Arctic climate. ARISE will conduct research flights over the Arctic from Aug. 28 to Oct. 1, collecting data on ice, clouds, and radiation balance.

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.

Adipose-derived stem cells and nerve regeneration

Researchers explore adipose-derived stem cells as a tool for improving nerve regeneration through bioengineered nerve grafts, aiming to revolutionize peripheral nerve repair. Adipose-derived stem cells have shown potential to stimulate improved nerve regeneration and could replace current clinical approaches.

Strong state alcohol policies reduce likelihood of binge drinking

Researchers found that states with stronger alcohol policies have a lower likelihood of binge drinking, with higher taxes and reduced outlets accounting for half of the effect. This study highlights the importance of evidence-based policy decisions in reducing alcohol-related deaths and economic costs.

Disruption of gut bacteria early in life can lead to obesity in adulthood

Research reveals that altering the intestinal microbiota during infancy can have lasting metabolic consequences, increasing the risk of obesity and diabetes in adulthood. Disrupting beneficial gut bacteria with antibiotics during critical developmental windows may lead to obesity and metabolic problems.

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.

Forcing chromosomes into loops may switch off sickle cell disease

Researchers use protein-engineering techniques to force chromatin fiber into looped structures that activate genes regulating fetal hemoglobin, which is not affected by the inherited mutation causing sickle cell disease. The approach may give rise to a new therapy for the debilitating blood disorder.

Early antibiotic exposure leads to lifelong metabolic disturbances in mice

A new study suggests that early antibiotic exposure disrupts the gut microbiome, permanently altering metabolism in mice. Researchers found that mice exposed to low-dose penicillin during pregnancy or nursing were more susceptible to obesity and metabolic abnormalities than those exposed later in life.

Apple iPhone 17 Pro

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

Fukushima's legacy

Studies on Fukushima radiation impact birds, monkeys, butterflies, and plants with population declines, genetic damage, and stress responses observed. Chronic low-dose radiation exposure results in genetic damage and mutation rates in reproductive cells.

Study details shortage of replication in education research

A recent study found that replication studies in education research are severely lacking, with less than one percent of published articles being replications. Most replications were successful, but the quality and frequency of replications vary greatly depending on factors such as authorship overlap and journal publication policy.

New Irish research sheds light on how aspirin works to reduce cancer deaths

Researchers at Trinity College Dublin found that women taking regular aspirin before diagnosis had lower rates of breast cancer spreading and death. The study suggests a possible link between aspirin use and reduced mortality from breast cancer, with further research needed to understand the mechanism and optimal dosage.

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.

Experimental chikungunya vaccine induces robust antibody response

A new experimental chikungunya vaccine performed well in an early clinical trial, eliciting neutralizing antibodies in all participants and providing durable protection for at least 11 months. The vaccine, a virus-like particle (VLP) vaccine, was delivered without an adjuvant and prompted a robust immune response.

Protein found to block benefits of vitamin A cancer therapy

Researchers at VCU Massey Cancer Center found that protein AEG-1 interferes with retinoic acid's ability to treat leukemia and liver cancer, highlighting a potential target for new therapies. The study's results could impact the treatment of countless cancer patients by enabling doctors to screen for AEG-1 expression levels.

Food allergies more widespread among inner-city children

A study led by Johns Hopkins Medicine found that at least one in 10 inner-city children has a food allergy, with peanuts being the most common allergen. The study also suggests that early-life exposure to certain microbes may play a protective role against food allergies.

Celestron NexStar 8SE Computerized Telescope

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

Hoopoes' eggs show their true colors

Researchers found that hoopoes' eggs change from bluish-grey to greenish-brown when exposed to preen gland secretion, which contains antimicrobial properties. This color change may serve as a signal about the mother bird's breeding quality.

Researchers develop strategy to combat genetic ALS, FTD

Scientists at Mayo Clinic and Scripps Research Institute developed a new therapeutic strategy to combat the most common genetic risk factor for ALS and FTD. They discovered a potential biomarker that can track disease progression and measure the efficacy of therapies.

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.

CF mucus defect present at birth

Research by University of Iowa scientists reveals that cystic fibrosis causes a primary defect in mucociliary transport, resulting in impaired detachment of mucus from airway glands. This leads to airway obstruction, difficulty breathing, and increased susceptibility to lung infection.

Woodrats' genes help them to win the arms race against their food

Researchers identified specific genes switched on in woodrats that detoxify the creosote plant's toxic resin. The study found two closely related species of woodrat have different reactions to the toxin, with one species exhibiting stress due to unactivated detoxification genes.

NSAIDs benefit overweight breast cancer patients, study finds

Researchers found that NSAID use reduces ERα positive breast cancer recurrence by 50% and extends patients' disease-free period by more than two years. The study suggests a new possibility for reducing breast cancer recurrence among overweight and obese postmenopausal women.

Scientists use lasers to control mouse brain switchboard

A study found that just a few nerve cells in the thalamic reticular nucleus (TRN) may control the switch between internal thoughts and external distractions. The TRN's firing patterns were altered using laser light, revealing its role in regulating consciousness and mental states.

Tissue development 'roadmap' created to guide stem cell medicine

A new computer algorithm called CellNet has been created to guide stem cell medicine by providing a 'quality assurance' measure for lab-created cells. The algorithm assesses the complex network of genes in engineered cells, comparing them to their real-life counterparts, and provides guidance on improving the engineering process.

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.

Scientists study 'talking' turtles in Brazilian Amazon

Researchers found Giant South American river turtles have a repertoire of vocalizations for different behavioral situations, including caring for young. The study reveals unique insights into their behavior, with female turtles using specific sounds to call to their newly hatched offspring and synchronize movements.

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.

Human contribution to glacier mass loss on the increase

A recent study reveals that human activity is a significant contributor to glacier mass loss, with a notable increase in recent decades. The research suggests that only about one quarter of global glacier mass loss between 1851 and 2010 was due to anthropogenic causes, but this fraction rose to two-thirds during the last two decades.

New analysis links tree height to climate

Researchers link tree height to climate conditions, finding hydraulic limitation constrains maximum tree height under drier conditions, while resource allocation constrains it in moist areas. The study, led by University of Wisconsin-Madison professor Thomas Givnish, examined Eucalyptus species in Victoria state, Australia.

Meta Quest 3 512GB

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

Molecular engineers record an electron's quantum behavior

Researchers developed a technique to control and observe individual electrons in nanoscale defects, enabling the creation of quantum-state snapshots. This breakthrough contributes to quantum information processing and could accelerate development of quantum computing devices.

Researchers identify a brain 'switchboard' important in attention and sleep

A study published in Cell reveals that the thalamic reticular nucleus acts as a 'switchboard' directing sensory signals during wakefulness and internal information during sleep. This 'switchboard' is crucial in attention and sleep, with faulty cells potentially disrupting filtering of information in psychiatric disorders.

New frontiers of fecal microbiota transplantation

Fecal microbiota transplantation (FMT) shows promise in treating a broad range of gastrointestinal disorders, including irritable bowel syndrome and inflammatory bowel disease. A new orally delivered community of microbes has been developed to address the challenges of FMT.

Mysteries of space dust revealed

Researchers analyzed seven grains of possible interstellar dust, finding they are more complex in composition and structure than previously imagined. The analysis opens a door to studying the origins of the solar system and possibly the origin of life itself.

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.

Memories of errors foster faster learning

Scientists discovered that people learn new motor tasks faster when they recall the errors made during the first attempt. The brain uses this information to fine-tune its performance and adapt to future similar tasks. This study sheds light on how our brains learn from mistakes.

Study of Chilean quake shows potential for future earthquake

Researchers analyzed near-real-time data from the April 1 earthquake in Iquique, Chile, and found that it occurred on a fault gap not ruptured since 1877. The study suggests that while the current stress was not released during the quake, it leaves open the possibility of another significant event.

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.

A self-organizing thousand-robot swarm

A self-organizing swarm of 1,024 robots creates complex shapes by following simple programmed rules, showcasing collective artificial intelligence. The Kilobots overcomes individual limitations through a smart algorithm, guaranteeing task completion and demonstrating the potential for large-scale robotics.

Predicting fracking policy

A new study presents a formal model to predict how countries will regulate hydraulic fracturing, helping companies assess risks and benefits. The model uses multi-criteria decision analysis to aggregate various inputs into a ranked list of policy alternatives.

Harnessing the power of bacteria's sophisticated immune system

Researchers have better understood how bacteria can protect itself from harm, using X-ray crystallography to visualize the molecular machinery known as Cascade. The unique ladder-like structure allows RNA to scan DNA more efficiently than a double-helix structure, enabling faster recognition and destruction of viral invaders.

Fluke 87V Industrial Digital Multimeter

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

Mass layoffs linked to increased teen suicide attempts

A new study from Duke University found that mass layoffs can trigger increased suicide attempts and behaviors among teenagers, particularly girls and black adolescents. The research, based on a nationally representative survey of 403,457 adolescents, suggests that economic hardship worsens existing tendencies in girls.

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.

Embalming study 'rewrites' chapter in Egyptian history

A study published in PLOS ONE found evidence of ancient Egyptian mummification practices dating back to the Late Neolithic period, around 4500-3350 BC. The discovery suggests that early Egyptians may have used natural products to preserve bodies, laying the groundwork for later Pharaonic mummification techniques.

Tick-tock: How to quite literally speed up a woman's biological clock

A study found that listening to the sound of a ticking clock can influence women's desire to start a family at an earlier age. The effect was particularly pronounced among women from lower socio-economic backgrounds, who were more likely to prioritize having children over other life goals. Men were not affected in the same way.