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Science News Archive November 2012


Page 16 of 23

Tropical Indo-Pacific climate shifts to a more El Niño-like state

A new study finds that the tropical Indo-Pacific climate has shifted to a more El Niño-like state, leading to a slowdown of the Walker circulation. This change is driven by a gradual warming pattern in the region, which can impact global climate patterns and lead to extreme weather events.

Exploring the financial costs of sadness

Researchers found that subjects in a sadness condition exhibited impatience and myopia, leading to financial decisions that prioritized immediate gratification over future rewards. This study has implications for public policy, particularly in estate planning and credit card regulations.

University of Cincinnati research examines why some people are afraid to relax

A questionnaire called the Relaxation Sensitivity Index (RSI) has been developed to examine why certain individuals fear relaxation. The RSI found that high levels of anxiety sensitivity are often linked to relaxation-induced anxiety, suggesting that deviations from normal functioning can be stressful for some people.

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.

Calcium supplements remain a valuable tool for maintaining bone health

An expert panel confirms that calcium supplements are a valuable tool for maintaining bone health, with no increased risk of cardiovascular disease. The panel reviewed the scientific literature and concluded that adequate calcium intake is crucial for strong bones across all age groups.

Penn Dental Medicine receives $1.5 million grant to support student scholarships

The University of Pennsylvania School of Dental Medicine has received a $1.5 million grant from the Health Resources and Services Administration to provide four-year financial aid for at least 26 new and current students. The grant aims to increase access for underrepresented minorities, supporting diversity in dental education.

Boosting the sensitivity of airport security screening

Researchers have found a way to enhance the detection of explosives on surfaces, allowing for more accurate and effective airport security screenings. By adding functional groups to swab materials, they can collect smaller amounts of explosive residue, making it easier to detect even tiny traces.

Apple iPhone 17 Pro

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

Ingredient in diarrhea medicine leads to sustainable new farm fertilizer

Scientists have created a slow-release fertilizer using attapulgite, guar gum, and humic acid, reducing waste and promoting sustainable agriculture. The new fertilizer has been shown to improve soil moisture content, regulate soil acidity and alkalinity, and minimize nutrient loss via runoff and leaching.

Bored mink snack between meals, lie awake in bed

Researchers at PLOS ONE found that caged mink consume fewer food treats when exposed to stimulating environments, such as water for wading. The study also showed that these animals sleep more soundly, contradicting the common notion of boredom leading to increased wakefulness.

Fluke 87V Industrial Digital Multimeter

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

Discovery could lead to faster diagnosis for some chronic fatigue syndrome cases

A pilot study of six patients with chronic fatigue syndrome detected specific antibodies linked to latent Epstein-Barr virus reactivation, which responded to antiviral treatment. The researchers plan to develop a clinical laboratory test to detect these antibodies in blood samples, offering a potential breakthrough in diagnosis.

Melting glaciers raise sea level

A University of Innsbruck team assessed glacier contribution to sea level rise from 1902 to 2009, finding that melting glaciers caused about 11 cm of sea level increase. Glaciers' melt rates were surprisingly constant over time, with brief warm episodes leading to Arctic glacier retreat.

Even moderate drinking in pregnancy can affect a child's IQ

A new study using genetic variation to investigate the effects of moderate alcohol intake during pregnancy found that exposure to alcohol in the womb can lower a child's IQ by almost two points. The study suggests that even moderate amounts of alcohol during pregnancy can have an impact on future child intelligence.

NIST study suggests carbon nanotubes may protect DNA from oxidation

Researchers found that single-wall carbon nanotubes significantly reduced accumulated DNA damage in solutions with nanotubes present. The protective effect was attributed to the nanotubes acting as scavengers, binding up oxidative species and preventing them from interacting with DNA.

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.

Remixed brain waves reveal soundtrack of the human brain

Researchers combine EEG and fMRI data to transform brain wave patterns into free-form music, providing a platform for scientists and artists to better understand the links between music and the human brain. The study reveals an improved method to reflect the physiological processes of the scale-free brain in music.

UC research examines advocacy by unions in the criminal justice sector

A University of Cincinnati study found that union spending related to state issues has a broad, cumulative effect on public safety funding and employment. The researchers discovered no evidence of competitive rent seeking, but observed a correlation between liberal states and smaller per-capita prison populations.

Preserving van Gogh's priceless masterpieces

A recent ACS study found that chrome yellow pigments, like those used by Van Gogh, darken over time when exposed to certain types of light. To prevent this darkening, art collectors and gallery owners should minimize their paintings' exposure to blue/violet/ultra-violet range.

Hebrew University researchers show how we can do math problems unconsciously

Researchers at Hebrew University have found that people can read and solve complex mathematical problems without being consciously aware of them. Using a technique called Continuous Flash Suppression (CFS), the team showed that participants could complete arithmetic tasks more quickly when they were unconsciously presented with equations.

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.

Diabetic patients have higher prevalence of hearing impairment

A new study found that diabetic patients have a higher risk of hearing impairment, which is independent of aging or environmental factors. The study's findings suggest that diabetic patients should be screened for hearing impairment at an earlier age to prevent related health problems.

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.

Pig genome offers insights into the feistiest of farm animals

A new genomic analysis of pigs reveals similarities with humans in terms of adaptability and susceptibility to domestication. The study also found differences between European and Asian breeds, supporting the independent domestication of pigs in western Eurasia and East Asia.

Enhancing breast cancer detection

Researchers have developed a new computer algorithm that analyzes thermal images of breasts to enhance breast cancer detection. The approach improved accuracy from 90% to 96% in tests on 28 patients, paving the way for future studies with larger patient groups.

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.

Pig gene discovery could help combat animal and human disease

Researchers compared the genomes of domestic pigs with wild boars to reveal genetic differences that could improve pig health and combat diseases like diabetes, obesity, and Alzheimer's. The study also identified genes linked to smell, shedding light on human diseases.

Brain waves make waves

Researchers found that brain activity oscillates in sync with sounds we hear, influencing our ability to detect fleeting gaps in music. The study's findings suggest that the brain uses rhythmic fluctuations to prepare for important incoming information, potentially aiding individuals with hearing loss or stuttering.

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.

Possible link between immune system and Alzheimer's

Researchers discovered a genetic mutation in the TREM2 gene linked to increased Alzheimer's disease risk. The study found that this rare mutation occurs in just 0.3% of the population but makes patients three times more likely to develop the disease.

The leggiest animal on Earth lives in the outskirts of Silicon Valley

The Illacme plenipes, a millipede species from California, boasts the most legs of any animal group, with females reaching up to 750 legs. Its unique anatomy and adaptations enable it to thrive in its limited habitat near San Juan Bautista, where thick fog accumulation provides a specialized environment.

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.

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.

Captive animals show signs of boredom, study finds

Researchers found that captive mink in confined spaces showed increased interest in stimuli and spent more time seeking stimulation when given little to do. The study aimed to assess animal boredom scientifically and has implications for understanding its causes and effects across species.

UC research explores relationship-building program for male same-sex couples

A new relationship education program specifically designed for male same-sex couples is being tested, focusing on commitment, communication, and conflict resolution. The program has shown promising results in helping couples build stability and resolve conflicts, highlighting the need for tailored support for this population.

Cancer therapy -- Nanokey opens tumors to attack

A new gene delivery vehicle has been developed to target tumor cells with the TNFα cytokine, allowing for improved drug delivery and reduced resistance. The treatment approach combines the cytokine with a DNA-intercalating drug doxorubicin, showing promise in reducing tumor growth and metastasis.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

People identify symptoms of depression more readily in women than men

Research published by Viren Swami from the University of Westminster found that men and women equally identified Kate's symptoms as indicative of a mental health disorder, but men were less likely to recognize Jack's symptoms. Men also rated Kate's case as more distressing and deserving of sympathy than Jack's.

The hidden consequences of helping rural communities in Africa

A new study reveals that improving water supplies in rural African villages can lead to higher birth rates, larger family sizes, and increased household shortages. As a result, young adults are more likely to migrate to cities, exacerbating poverty and urbanization issues.

Study: Job autonomy, trust in leadership keys to improvement initiatives

Researchers from the University of Illinois found that frontline employees are more likely to commit to continuous improvement initiatives if they perceive high job autonomy and trust their leaders. Employees need a sense of control over their work environment to be motivated to improve, and leadership must provide support for this mot...

PCBs, other pollutants may play role in pregnancy delay

A preliminary study by researchers at the National Institutes of Health found that couples with high levels of polychlorinated biphenyls (PCBs) and similar environmental pollutants take longer to achieve pregnancy. The study suggests a possible link between exposure to these pollutants and pregnancy delay.

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.

Study investigates headshaking in horses

A recent study led by academics from the University of Bristol's School of Veterinary Sciences found that caudal compression of the infraorbital nerve can be a viable option for headshaking in horses. The procedure showed a nearly 50% long-term success rate, offering a promising alternative to euthanasia.

Exposure to light at night may cause depression, learning issues

A new study suggests that chronic exposure to bright light at night can lead to depression-like behaviors, including decreased interest in sugar and pleasure seeking, and impaired cognitive function. Treatment with Prozac restored the mice's healthy moods and learning abilities.

Why yawning is contagious in bonobos

Research published in PLOS ONE found that bonobos yawn more contagiously when closely related or relaxed, while senior group members trigger yawns regardless of context. This social component suggests empathy plays a role in shaping yawning behavior.

Smoking affects allergy-relevant stem cells

A recent study published in the British medical journal 'Clinical & Experimental Allergy' found that children with skin manifestations have increased levels of eosinophil progenitors in their blood. Exposure to environmental contaminants, such as cigarette smoke, was also linked to higher levels of allergy-relevant stem cells.

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.

Pancreas stem cell discovery may lead to new diabetes treatments

Scientists have identified stem cells in the adult pancreas that can be turned into insulin-producing cells, offering a potential cure for type 1 diabetes. This breakthrough discovery provides further evidence of the existence of stem cells beyond embryos and may lead to new treatments for the condition.