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Science News Archive October 2005


Page 12 of 16

Aussie blokes dying for a health policy, say UWS men's health experts

Experts from UWS Men's Health Information and Resource Centre argue that worsening men's health statistics are due to social causes such as education, socio-economic status, and housing stress. They advocate for a national health policy to address these underlying factors and improve men's health outcomes.

Sperm trading can resolve hermaphrodite mating conflicts

Researchers found that hermaphroditic sea slugs can resolve mating conflicts by trading sperm with their mates. This behavior allows them to balance the costs and benefits of copulation between genders. The study provides new insights into the reproductive strategies of hermaphroditic animals.

Underlying cause of massive pinyon pine die-off revealed

Research revealed that a massive pinyon pine die-off in the Southwest was caused by hot and dry conditions, which are predicted by global climate change models. The study found that temperatures coupled with drought led to tree mortality, affecting ecosystems for decades.

Dreams prepare your emotions

This study explores the function of dreams during significant life changes, as reported by indigenous Surinamese and Australian tribes. The research findings suggest that dreams can provide comfort and guidance during difficult decisions and transitions, such as coming to terms with death or spiritual initiation.

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.

Errors in cancer diagnosis put patients in harm's way

A study found that errors in cancer diagnosis were relatively frequent and institution-dependent, with gynecologic errors resulting in harm in 45% of cases. The majority of errors were caused by sub-optimal specimen collection, while pathologist misinterpretation ranged from 5-50%.

North Sea efficient sink for carbon dioxide

The North Sea efficiently absorbs 8.5 million tonnes of carbon dioxide annually through both physical and photosynthetic processes. This represents 20% of the world's total CO2 uptake, highlighting coastal seas as more efficient absorbers than open oceans.

Fetal exposure to toxins could be behind rise in asthma

Research suggests fetal exposure to environmental toxins may contribute to the rising incidence of asthma and allergies. A more detailed two-generation screening is needed to understand the health risks associated with early life immunotoxicity.

Apple iPhone 17 Pro

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

EBCT scans trump angiography at detecting killer heart defect

A study has found that EBCT scans can detect congenital abnormalities, including coronary artery anomalies, more accurately than traditional catheter angiography. This is especially important as it helps identify patients at risk of a heart attack or sudden death.

OHSU studies program that converts patient wishes into medical orders

The study aims to assess the extent of use of the program in three states, compare it to traditional end-of-life care planning, and examine its impact on symptom management. Researchers will gather data through phone surveys and medical chart reviews to inform strategies for improving end-of-life programs nationwide.

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.

Rensselaer engineer joins team to study levee failures in New Orleans

A team of experts is investigating the damage caused by wind-driven waves and overtopping, as well as emergency patch effectiveness and decision-making processes behind levee configurations. The study aims to improve levee design to withstand potential terrorist attacks and natural disasters.

Penn study finds direct role for glial cells in brain cross-talk

A recent Penn study found that astrocytes, a type of star-shaped glial cell, play a direct role in regulating communication between neurons. The study suggests that astrocytes modulate the level of adenosine, a signaling molecule involved in controlling wake-to-sleep transitions and epileptic seizures.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Eating fish associated with slower cognitive decline

A six-year study found that consuming one or more fish meals per week was associated with a slower rate of cognitive decline. The study, which analyzed data from over 1,000 Chicago residents aged 65 and older, suggests that eating fish may help protect against age-related cognitive decline.

Russia as a bride

Research by Ellen Rutten explores how Russia has been portrayed as a young woman of flesh and blood, with a focus on the role of the state and intellectual elite. The study reveals that modern writers have increasingly emphasized the sexual dimension of this metaphor, assigning it to Russian rulers from Lenin to Putin.

Fatty foods fight inflammation

Researchers have discovered that eating fatty foods can dampen inflammation in the gut by stimulating the production of cholecystokinin, a hormone that sends signals to the brain and immune cells. This process may provide a way to reduce inflammatory complications after surgery.

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.

Did feathered dinosaurs exist?

Recent discoveries in China have led to new questions about the claim of direct derivation between birds and theropod dinosaurs. Researchers found no evidence for protofeathers on dinosaurs and suggest decomposition patterns may be mistaken for feathers.

New technique adds precision and permanence to gene therapy

Researchers at Mount Sinai School of Medicine have developed a new gene therapy technique that permanently corrects genetic diseases like PKU by inserting genes into specific sequences between existing genes. The technique was tested on mice and successfully cured the disease with just three intravenous injections.

Stroke treatment a step closer after trial

Researchers at the University of Manchester have shown that IL-1ra protects brain cells from injury and death in laboratory studies. The first small trial of IL-1ra in patients has demonstrated promising results, which may lead to a full trial next year to test its effectiveness.

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.

Chilean success defies Bush doctrine

Research by Lucian Peppelenbos reveals that Chile's free market economy is built on centuries-old patriarchal structures, providing opportunities for small businesses and unskilled laborers. Despite inefficiencies, this system ensures access to the world market for small farmers.

Moderate exercise yields cardiovascular benefits

A moderate exercise regimen, equivalent to 12 miles of brisk walking per week, can significantly improve fitness levels and reduce cardiovascular disease risks. The study found that even slight increases in intensity or duration yield greater health benefits.

Celestron NexStar 8SE Computerized Telescope

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

Women in 'male' careers still face barriers - New report

A new report reveals women in 'male' careers still face significant barriers, including institutional sexism and lack of female scientist role models. The study found only one in ten women work in research and development jobs, compared to 60% of men. To address this, the report recommends establishing a platform for female scientists,...

CT colonography versus colonoscopy for colorectal cancer

A study found that CT colonography can detect cancer lesions and polyps with nearly the same sensitivity as colonoscopy, avoiding fatal perforations but potentially leading to more cancer-related deaths. The method's higher cost is offset by its non-invasive nature and appeal to patients.

Eyes may provide window to future strokes

Researchers discovered that Australians with small blood vessel changes in their eyes were 70% more likely to experience a stroke over seven years. The study's findings suggest that eye examinations could help predict stroke risk, providing a potential window for early intervention.

Meta Quest 3 512GB

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

Scientists pinpoint inflammation gene

Researchers have discovered the SEPS1 (Selenoprotein S) gene's role in inflammation, which is a common component of many human disorders. The study found that a genetic variation in the SEPS1 gene can lead to higher levels of inflammation and increased risk of diseases like cardiovascular disease and Type 2 diabetes.

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.

Viagra's hidden help for wildlife

Research shows that Viagra reduced demand for seals, sea horses, and tigers used in TCM treatments. The study surveyed 256 Chinese men aged 50-76, finding more men previously used TCM treatments than current users.

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.

Cells from amniotic fluid used to tissue-engineer a new trachea

Scientists from Boston Children's Hospital successfully engineered tracheas using mesenchymal stem cells from amniotic fluid, allowing fetal lambs to breathe spontaneously after birth. This breakthrough technique aims to fix life-threatening tracheal defects in utero.

IODP Tahiti sea level expedition gets underway

Scientists on the IODP Tahiti expedition are analyzing fossil corals to study past global sea level changes and their impact on climate. The research aims to understand the effects of human activity on Earth's environment by examining coral records from a tectonically stable region.

Simulations predict savings from more airtight buildings

Researchers simulated conditions of three building types in six cities and found that improved air tightness would result in energy savings ranging from 9-37%. The study suggests that increased airtightness can lead to smaller but still significant cost savings in warmer climates.

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.

National Institutes of Health renews Genomatix License

The NIH has renewed its license with Genomatix, expanding the contract to include Microarray analysis Package ChipInspector. This move strengthens research capabilities in gene expression and regulation, facilitating high-level scientific results.

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.

Better measurements reveal seasonal changes in sulfur

Researchers from UMD and NIST developed a new analytical tool based on thermal ionization mass spectrometry (TIMS) to study seasonal changes in sulfur particulate composition. The technique requires much smaller snow samples than standard analysis techniques, allowing for more precise measurements of sulfur isotopes.

Limiting resident physician work-hours might save money

Reducing resident physician work-hours may lead to significant cost savings, with estimates suggesting $673 million to $1.1 billion in annual savings nationwide. To break even or save money, however, harmful errors would need to decrease by 19-31%.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.