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Science News Archive 2009


Page 42 of 277

Reflective film can boost profits for apple growers

Applying reflective films to orchard floors increases fruit size and color, leading to increased profits for apple growers. The use of these films can result in a 26% increase in fruit picked at first harvest, meeting European Union grade standards.

Portable 3-D laser technology preserves Texas dinosaur's rare footprint

Researchers used portable 3D laser scanners to capture and preserve a 110-million-year-old fossilized dinosaur footprint, providing valuable data for scientific research and education. The preserved track will be made available for download, allowing others to study and analyze the specimen.

Low cholesterol may shrink risk for high-grade prostate cancer

Researchers found that men with lower cholesterol levels had a 59% lower risk of developing high-grade prostate cancers, which tend to grow and spread rapidly. The study suggests that targeting cholesterol metabolism may be one route to treating and preventing the disease.

NIST quantifies low levels of 'heart attack risk' protein

Researchers at NIST have developed a method to quantify extremely low levels of C-reactive protein (CRP), a molecule that indicates cardiovascular disease risk. The new certified reference material will improve the accuracy of clinical laboratory tests for CRP, enabling more precise detection of individuals at high risk of heart attack.

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.

New asthma research presented at CHEST 2009

Researchers present findings on zinc deficiency's role in allergic asthma, air pollution's significant health risk for patients with chronic lung diseases, and electrical stimulation as a potential bronchodilation treatment. Studies also explore the reduction of daily steroids in children with asthma and the association between high-do...

Monash study suggests rainwater is safe to drink

A Monash University study found that rates of gastroenteritis were similar between households with treated and untreated rainwater. The results confirm there is a low risk of illness from drinking rainwater, making it safe for activities like showering and bathing.

Mapping nutrient distributions over the Atlantic Ocean

Researchers have mapped the large-scale distributions of dissolved organic nitrogen and phosphorus over the Atlantic Ocean, finding that these nutrients dominate surface waters and play a crucial role in export production. The study suggests that nutrient-poor regions, like subtropical gyres, rely on these nutrients to sustain life.

ADA releases updated position paper on breastfeeding

The American Dietetic Association supports exclusive breastfeeding for optimal nutrition and health protection during the first six months of life. Breastfeeding also offers numerous benefits for mothers, including reduced risk of chronic diseases and improved bone density.

Apple iPhone 17 Pro

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

How saturated fatty acids 'anger' the immune system (and how to stop them)

Researchers have discovered that saturated fatty acids can 'anger' the immune system by hijacking Toll-like receptor 4 (Tlr4) on blood cells, leading to chronic inflammation. This interaction may be the key to understanding obesity-related metabolic consequences, and a new class of insulin sensitizers is being explored.

Tropical Depression 97W passing through central Philippines

TD97W is tracking south-southwesterly through Tabaco City, Ligao, Oas, and Naga City into the Ragay Gulf, bringing rains to Kalibo, Roxas City, and San Jose de Buenavista. The storm's convection has waned, and it is dissipating due to a lack of thunderstorm formation.

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.

Mobile microscopes illuminate the brain

Scientists at Max Planck Institute for Biological Cybernetics create tiny laser-scanning microscope images brain cells in awake and moving animals, eliminating the need for electrodes. This breakthrough allows researchers to study how the brain generates an internal representation of the outside world.

For African violets, 'hands off' means healthier

Research found that handling African violets with gloved hands resulted in lower damage ratings and better plant quality. In contrast, plants brushed with bare hands to which lotion had been applied showed decreased plant size and quality. The study suggests that 'hands off' is the best approach for healthier African violet care.

NIST test proves 'the eyes have it' for ID verification

A new report by NIST demonstrates that iris recognition algorithms can maintain their accuracy and interoperability with compact images, affirming their potential for large-scale identity management applications. The study's results show that two compression standards, JPEG2000 and PNG format, performed well in preserving image quality.

Fluke 87V Industrial Digital Multimeter

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

Preschoolers challenge stereotypical gender roles

Research from the University of Gothenburg reveals that preschool children actively challenge and redefine traditional gender structures. Despite teachers' biases, children often share play and learning activities, show concern for each other's well-being, and reformulate possibilities through child-led initiatives.

Ecology in organic agriculture: Combining farming, science

The book 'Organic Farming: The Ecological System' brings together farmer experience and scientific research to understand the role of organics in modern agriculture. It presents current research and development in organic farming, highlighting its potential to revitalize rural landscapes and communities.

Blood vessels might predict prostate cancer behavior

Research led by Ohio State University found that aggressive prostate cancers have small, irregular blood vessels, while slow-growing tumors have more normal-appearing vessels. This study suggests using tumor blood vessel architecture to guide therapy and potentially improve long-term survival for patients.

Addressing obesity via the 'energy gap'

The 'energy gap' concept suggests that small behavior changes, such as eating 100 less calories per day, are effective in preventing further weight gain. This approach must be included in public health strategies and policies to address obesity.

New national study finds increasing number of injuries from hot tubs

A recent nationwide study found that hot tub-related injuries have more than doubled over the last 18 years, with slips and falls being the most common cause. The study also highlights the need for special attention to be given to the pediatric population due to the severity of hot tub-related injuries.

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.

MSU researcher: Obesity significantly cuts odds of successful pregnancy

Research by Michigan State University's Barbara Luke found that obese women are 28% less likely to become pregnant and have a successful pregnancy. Women who are overweight also face a 14% lower chance of a successful pregnancy. The study analyzed nearly 50,000 women using assisted reproductive technology.

Study: Lap band surgery effective for morbidly obese children

A new study published in the Journal of the American College of Surgeons found that laparoscopic adjustable gastric banding (Lap band) surgery improves the health of morbidly obese adolescents. The procedure led to significant weight loss and reduced the risk of developing insulin resistance, a key indicator of obesity-related illnesses.

Jefferson researchers receive $3.9 million in Challenge grants

Researchers at Thomas Jefferson University have received $3.9 million in Challenge grant funds to tackle specific scientific and health research challenges in biomedical and behavioral sciences. Drs. Flemming Forsberg, Laura N. Gitlin, Maurizio Pacifici, and Scott Waldman will study portal venous pressure, depression treatment, Heredit...

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.

Sustainably grown garlic

A recent study identifies stable and variable traits in garlic cultivars, providing guidelines for farmers and new options for consumers. The research suggests that bulb size, color, and elemental composition are site-dependent and highly variable, offering promise for savvy consumers seeking locally grown garlic varieties.

Study links folic acid supplements to asthma

A University of Adelaide study found a link between late pregnancy folic acid supplements and increased risk of asthma in children. The study suggests that the timing of supplementation is crucial in minimizing potential adverse effects.

New theory on fairness in economics targets CEO pay

A new theory proposes a method to determine fair CEO compensation using information theory and statistical thermodynamics. The ratio of CEO pay to the lowest employee salary has increased significantly in recent years, with US CEOs averaging around 344-to-1, raising questions about market efficiency.

Java and nighttime jobs don't mix: study

A new study found that caffeine from coffee interferes with sleep in night-shift workers and worsens its effects as people age. The study suggests that reducing coffee consumption can help improve daytime recovery sleep.

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 gives clearer picture of how land-use changes affect US climate

A new study by Purdue University researchers suggests that local and regional strategies such as creating green spaces and buffer zones in urban areas could help address climate change. The study found that greener land cover contributes to cooler temperatures, while any other change leads to warmer temperatures.

Laser etching safe alternative for labeling grapefruit

A recent study found that laser etching does not facilitate decay in laser-labeled grapefruit and can even reduce water loss. The technology provides a safe alternative to adhesive sticker labeling, maintaining high fruit quality during storage.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Longer toes, unique ankle structure aid sprinters

Researchers found that sprinters have significantly shorter lever arms in their ankles compared to non-sprinters. This allows muscles to produce greater force without sacrificing speed. The study suggests that a unique foot structure is essential for sprinting success, with longer toes providing an additional advantage.

K-State engineers strive to make algae oil production more feasible

Researchers at Kansas State University are exploring the feasibility of growing algae on large platforms in ocean water to produce oil. By understanding how algae attach to surfaces and grow, they aim to create a more efficient and cost-effective system for producing biodiesel, which could help the US transition away from fossil fuels.

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.

Scientists obtain clearer view of how eye lens proteins are sorted

Researchers have discovered how critical proteins for eye lens transparency are sorted and concentrated in membrane bilayers. The study reveals that protein-lipid interactions play a key role in this process, with aquaporin clustering influencing its localization in lens cell membranes.

World Trade Center responders plagued with asthma

A study of 20,843 WTC responders found that reported asthma episodes were 8% compared to 4% in the general US population. Lifetime prevalence of asthma among responders increased from 3% to 16% between 2005 and 2007.

Gamma Rho Chapter, Sigma Theta Tau International, receives Chapter Key Award

The Gamma Rho Chapter of Sigma Theta Tau International received the Chapter Key Award for its commitment to membership recruitment, professional development, and community impact. The chapter honors the legacy of nursing leaders who founded it and strives to emulate their example in supporting nursing leadership and education.

Common pain relievers may dilute power of flu shots

Research from the University of Rochester Medical Center found that using common pain killers like Advil and Tylenol at the time of flu injection can blunt the vaccine's effect. The study suggests that timing and dosage of pain relievers also play a role in reducing antibody production, which is necessary for immune protection.

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.

Expert predicts possible shift in senior voting bloc

A recent study found that older voters may not necessarily favor Republicans in future presidential elections. Factors such as partisan leanings, candidate ages, and racial identities are thought to influence seniors' voting choices. In contrast, baby boomers entering the old age category may have different political preferences.

Not just bleach: Hydrogen peroxide may tell time for living cells

A PLoS ONE study suggests that hydrogen peroxide, produced by mitochondria as a by-product of oxygen combustion, may act as a signal molecule regulating daily rhythms and behavior. The research found dramatic effects on fruit fly activity levels and daily rhythms when exposed to hydrogen peroxide.

Meta Quest 3 512GB

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

Science begins at the world's most powerful X-ray laser

The Linac Coherent Light Source has embarked on pioneering research in physics, structural biology, energy science, chemistry, and more. Researchers have successfully observed atomic physics phenomena with unprecedented detail, creating stop-action movies of molecules in motion.

New study finds shock-wave therapy for unhealed fractured bones

Researchers from American Academy of Orthopaedic Surgeons found shock-wave therapy equally effective as surgery for healing nonunions. The study showed that extracorporeal shock-wave therapy stimulated bone healing within six months and provided comparable outcomes to surgery even two years later.

There's a speed limit to the pace of evolution, Penn biologists say

Researchers at Penn University developed a new theory that explains the pace of evolution and determines the speed at which an organism adapts. The study predicts that some organisms, including humans, may not evolve indefinitely and that populations can accrue mutations at a constant rate even under Darwinian selection.

Celestron NexStar 8SE Computerized Telescope

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

Teeth grinding linked to sleep apnea

A study by Baylor College of Medicine found nearly 1 in 4 patients with OSA suffers from nighttime teeth grinding, especially in men and Caucasians. Untreated bruxism can lead to excessive tooth wear, jaw pain, and sleep disturbances.

Study reveals a 'missing link' in immune response to disease

Researchers at Dana-Farber Cancer Institute discovered that T cell receptors are mechanosensors that rely on sheer mechanical force to shift between scanning and fighting modes. This fundamental understanding may lead to the development of precisely targeted therapies for cancers and infections, eliminating harsh side effects.

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.

Cause of common chronic diarrhea revealed in new research

A common type of chronic diarrhoea, affecting one in 100 people in the UK, may be caused by a hormone deficiency. The study suggests that bile acid production is linked to decreased levels of Fibroblast Growth Factor 19 (FGF19) in people with the condition.