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Science News Archive September 2012


Page 26 of 27

That giant tarantula is terrifying, but I'll touch it

A new UCLA psychology study found that labeling emotions at the precise moment of confrontation can reduce fear and anxiety. The researchers asked participants with a fear of spiders to approach and touch a large tarantula, with results showing those who described their emotions were able to get closer and experience less distress.

Smokers who value the future are more likely to quit

Researchers at Newcastle University analyzed data from over 7,000 Australian households and found that smokers with a longer time horizon were more likely to quit smoking by 2008. Seventy-six percent of quitters fell into this category compared to 66% of those who continued to smoke.

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.

Try a little tenderness and your brain will tell

Researchers have identified a neural signature of affiliative experience in the human brain, using functional MRI to differentiate between positive and negative emotional experiences. The study's findings have implications for understanding emotions and neuropsychiatric conditions such as post-partum depression, psychopathy, and attach...

JCI early table of contents for Sept. 4, 2012

Ovarian cancer cells activate the HOXA9 gene to create an environment that supports tumor growth. Researchers also found blocking TGF-β expression in ovarian cancer cells significantly reduced tumor growth. Additionally, anti-CTLA therapy and inflammation-reversing treatments may hold promise for treating ovarian cancer and alcoholic l...

Increase in respiratory symptoms following volcanic eruption

A new study found that people living close to Eyjafjallajökull volcano experienced worse respiratory symptoms after the 2010 eruption. The researchers reported increased symptoms such as phlegm, eye irritation, and cough, highlighting the importance of healthcare professionals being aware of potential risks.

A*STAR scientists discover potential drug for deadly brain cancer

A*STAR scientists have identified a potential drug target, miR-138, that can prevent the progression and relapse of glioblastoma multiforme, a deadly form of brain tumour. Depleting this biomarker with antimiR-138 led to complete destruction of cancer cells in vitro.

Celestron NexStar 8SE Computerized Telescope

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

'Fitness and fatness': Not all obese people have the same prognosis

A new study reveals that 46% of obese participants are metabolically healthy, with a 38% lower risk of death from any cause compared to metabolically unhealthy obese peers. The study also found that these individuals have a reduced risk of cardiovascular disease and cancer by 30-50%.

Rapid response in cases of smoke poisoning

Researchers at the University of Zurich have developed a rapid detection method for blood cyanide, reducing analysis time from up to an hour. This allows emergency responders to administer antidotes promptly and monitor treatment more effectively.

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.

UCF researchers record world record laser pulse

A University of Central Florida research team has created a 67-attosecond laser pulse, allowing scientists to watch electrons move in atoms and molecules. The technique, called Double Optical Grating, enables extreme ultraviolet light to be concentrated into the shortest possible pulse.

2 UNC faculty receive Autism Centers of Excellence grants for new research

Two UNC researchers, Dr. Joseph Piven and Dr. Linmarie Sikich, have been awarded $12.6 million grants to establish new autism research networks and conduct studies on early brain markers and oxytocin-based treatments. These grants further solidify UNC's position as a premier institution for autism research.

Hormone therapy for fruit flies means better pest control

USDA scientists developed a hormone treatment to strengthen male Mexican fruit flies, allowing them to compete with wild-type males for female mates more effectively. The therapy uses methoprene and hydrolyzed protein supplements, resulting in faster maturation and improved mating success.

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.

'Magic carpet' could help prevent falls

The 'magic carpet' technology uses plastic optical fibres to map a person's walking patterns and identify gradual changes or sudden incidents like falls. As many as 30%-40% of community-dwelling older people fall each year, making this technology vital for preventing accidents.

The eyes have it: Men do see things differently to women

Researchers found that men have a greater sensitivity to fine detail and rapidly moving stimuli, while women excel at distinguishing colors. This difference is attributed to the presence of more neurons in the visual cortex of males.

Apple iPhone 17 Pro

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

Annals of Internal Medicine tip sheet for Sept. 4, 2012

A new systematic review of human studies and nutrient levels in unprocessed foods found that organic foods lack strong evidence for being more nutritious than conventional foods. However, organic produce contained higher levels of total phenols and organic milk and chicken had higher levels of omega-3 fatty acids. NA-ACCORD also showed...

Tracking fish through a coral reef seascape

Researchers developed a method to analyze ear-bone 'tree rings' to track juvenile fish movements, revealing surprising plasticity and long-distance migrations between habitats. This study has important implications for management and protection of coral reefs.

Reciprocity an important component of prosocial behavior

Researchers discovered that brown capuchin monkeys were more prosocial when given the opportunity to alternate and help each other, but not when tracking individual past choices. This suggests that reciprocity fosters generosity in humans as well, regardless of familiarity or group affiliation.

Australian shipping emissions identified

A recent study by CSIRO and Australian Maritime College reveals that ship engine exhaust emissions account for over a quarter of nitrogen oxide emissions in the Australian region. These non-greenhouse gases can affect air quality near coastal regions and have consequences for human health and amenity.

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.

Children taking steroids for asthma are slightly shorter than peers

A new study published in the New England Journal of Medicine found that children taking inhaled steroid drugs for asthma are slightly shorter at their full adult height compared to those who don't use the medication. The study followed over 1,000 children aged 5-12 and found a mean difference of about half an inch in adult height.

Scientists measure storm impact on river pollution

Researchers will track nutrient water quality and examine pollution levels when sediments are stirred up by storms, creating a statistical model to inform policy decisions. The study aims to understand the role of storms in transferring excess phosphates and nitrates from rivers into coastal seas.

New infrared spectroscopy technique

Researchers at Ruhr-University Bochum developed a new method for studying the interaction between pharmaceuticals and their target proteins. The new technique uses infrared difference spectroscopy, which allows for the analysis of dynamic processes in proteins that were previously inaccessible.

High levels of DDT in breast milk

Researchers have measured high levels of DDT in breast milk from nursing mothers in malaria-stricken villages in South Africa, far exceeding World Health Organization limits. The findings highlight the need to decrease exposure to DDT, which has been linked to various health issues, including cancer and impaired reproductive health.

Even in normal range, high blood sugar linked to brain shrinkage

A study of 249 people aged 60-64 found that those with high fasting blood sugar levels within the normal range experienced greater brain shrinkage than those with lower levels. Brain volume loss was particularly pronounced in areas involved in memory and cognitive skills, such as the hippocampus and amygdala.

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.

Smoking history can predict survival time in COPD

A new study found that smoking history, specifically pack-years, can predict mortality in people with COPD. The researchers analyzed 208 participants and identified age, pack-years, and emphysema area as strong predictors of mortality.

Study examines association between Parkinson disease, cancer

A study published in Archives of Neurology found an association between Parkinson disease and an increased risk of prostate cancer and melanoma in patients with PD and their relatives. The research used a Utah genealogic database and a statewide cancer registry to examine the relationship between the two diseases.

Bees, fruits and money

The pollination services provided by insects like bees and hover-flies are crucial for global food production, but declining pollinators threaten this ecosystem service. The loss of pollinators could lead to reduced crop yields and decreased fruit and vegetable availability, exacerbating food insecurity.

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.

Mathematics or memory? Stanford study charts collision course in brain

Researchers found that nerve cells in the posterior medial cortex (PMC) are strongly activated during recall tasks but suppressed when performing mathematical calculations. This study provides new insights into the brain's introspective activities and highlights the importance of the PMC region.

New long-term antimicrobial catheter developed

Researchers at the University of Nottingham have developed a novel antimicrobial catheter that can kill most urinary bacteria, including Proteus bacteria, for up to twelve weeks. This innovation has significant advantages over existing solutions, offering a solution to recurrent infections in long-term catheter users.

Tigers take the night shift to coexist with people

In Chitwan National Park, Nepal, tigers have shifted their nocturnal activity to coexist with people, indicating a potential middle ground for human and tiger survival. The study suggests that conservation efforts can consider both nature and humans, paving the way for sustainable solutions.

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.

New neural pathway controlling skeletal development discovered

A newly discovered neural pathway in the autonomic nervous system reaches bones and regulates bone density during adolescence, affecting fracture resistance throughout life. The finding could lead to new therapies for osteoporosis and neural disorders, such as depression and Alzheimer's disease.

Plain packaging reduces the appeal of smoking

A study found that plain cigarette packs reduce their appeal among young Brazilian women, while branded packs are considered more stylish and sophisticated. The research supports the recommendation for plain packaging to reduce smoking among youth and young adults.

Parental problems prevent children taking much-needed asthma medication

A new study reveals that parental issues and chaotic home environments are preventing children from taking their prescribed asthma medication. The research found that factors such as family life, parenting problems, financial issues, and lack of parental support are contributing to low adherence rates.

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.

Targeting inflammation to treat depression

Researchers found that a medication inhibiting inflammation showed promise in treating major depression, especially in individuals with high levels of inflammation. The study employed infliximab, an antibody blocking tumor necrosis factor, and demonstrated improved symptoms in subjects with elevated C-reactive protein levels.

Improved diagnosis of lung disease: New global benchmarks

New global benchmarks for lung function have been established, providing a consistent measurement across the entire life span. These charts will help healthcare professionals better understand lung disease progression and raise awareness of its impact on people worldwide.

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.

Mass spec makes the clinical grade

Researchers developed a mass spectrometry protein assay called PRISM that matches the sensitivity and accuracy of clinical antibody-based tests. The technique can identify proteins from blood with high accuracy and speed up development of diagnostic tests and treatments.

HIV treatment use increases in the US

Between 2000-2008, the proportion of HIV-infected patients in the US receiving effective treatment increased from 54% to 83%, leading to reduced infectiousness and healthier immune systems. This trend was observed across all age groups, regardless of treatment adherence.

Broader approach provides new insight into diabetes genes

Researchers at Lund University have developed a new approach that links gene variants to their effect on insulin production in human beta cells. The study explains 25% of variations in blood sugar levels, providing greater insight into the causes of 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.

TB outbreaks could be 'solved' by DNA tracking

Researchers used whole-genome sequencing to track TB outbreak, identifying origin and movement of pathogens, key persons and behaviors that contributed to spread. The study found location-based transmission is crucial for outbreak management and informs public health policy and practice.

Waste cooking oil makes bioplastics cheaper

Scientists have found that using waste cooking oil as a starting material can produce high-quality bioplastics, including Polyhydroxyalkanoate (PHA), three times more efficiently than glucose. This reduces production costs and enables the use of PHA in medical implants and drug delivery.

Coconut oil could combat tooth decay

Researchers found that enzyme-modified coconut oil strongly inhibited the growth of Streptococcus bacteria, a major cause of tooth decay. The study suggests that incorporating this natural compound into dental hygiene products could be a promising approach to combating microbial infection.

Fluke 87V Industrial Digital Multimeter

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

Can't smell anything? This discovery may give you hope

Scientists have restored the sense of smell in mice through gene therapy, providing a hopeful sign for those born without or losing their sense of smell due to disease. The breakthrough may also aid research into other cilia-related diseases, such as polycystic kidney disease and retinitis pigmentosa.