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Science News Archive June 2003


Page 7 of 10

Is Soybean Rust too close for comfort?

Plant pathologists and experts will discuss Soybean Rust's potential impact on US agriculture, citing significant yield losses and costly fungicide control measures. The symposium will focus on disease management tools, resistant breeding programs, detection methods, and a new USDA Action Plan.

UC Riverside research featured on the cover of JALA

Researchers at UC Riverside have made a breakthrough in single neuron positioning on microelectrodes, enabling the study of brain functions and diseases like dementia. This technology has the potential to benefit public health directly by providing a better understanding of how the brain functions.

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.

Society report encourages preliminary sex analysis of clinical trial data

A new report emphasizes the importance of subgroup analysis in clinical trials to detect sex differences, which could impact drug efficacy. The study highlights cases where inadequate dosing for women led to ineffective treatment outcomes, underscoring the need for better trial design and statistical analysis.

Brain cells seen recycling rapidly to speed communications

Researchers found that brain cells recycle synaptic vesicles rapidly through a 'kiss-and-run' process, allowing for efficient communication. This process enables small nerve terminals to get full mileage from their limited set of vesicles, supporting rapid neurotransmitter release.

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.

Data will not go to waste

Researchers at Cardiff University are launching a survey to gather detailed data on commercial and industrial waste arisings in Wales. The survey will question 2,400 businesses across the country, providing valuable insights into waste generation and management practices.

Possible new cell type found in developing inner ear

Scientists have identified a new cell type, VENT cells, that migrate to the developing inner ear and mix with epidermal cells, contributing to the formation of complex tissues. The discovery, made by Dr. Paul Sohal, could explain how single cells give rise to distinct systems.

An eye for scent marks

Research suggests that rodents' UV vision helps them detect fresh urine marks, improving localization and social organization. This adaptation may have driven the retention of UV vision in these animals.

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.

New herbal drug therapy effective in treating vascular dementia

Researchers found that a Chinese herbal medicine called gastrodine compound granule significantly improved memory and behavioral scores in patients with mild to moderate vascular dementia. The study showed a 51.43% improvement rate, compared to 52% for the standard medication Duxilâ.

Ensuring the safety of first responder gas masks

Scientists will conduct live agent testing of masks at Aberdeen Proving Grounds, simulating mustard blistering and nerve gas sarin exposure. The tests aim to establish a maximum penetration rate and fit testing methods for gas masks worn by first responders.

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.

Atmospheric mercury has declined -- But why?

Researchers have observed a steady decline in atmospheric mercury levels since the mid-1990s, with concentrations remaining relatively constant. The findings highlight the need for further research on the sources of mercury emissions, including both natural and manmade components.

Tooth, heal thyself

Researchers at NIST have invented composites that can promote re-growth of natural tooth structures efficiently. These bioactive, biocompatible materials can be used to stimulate the repair of defective teeth, minimizing decay under orthodontic braces and potentially in root canal therapy.

Navigating the e-mail labyrinth

Researchers at USC created a new tool, eArchivarius, to organize and visualize electronic mail collections. It uses advanced search software to detect important relationships between messages and people, creating vivid and intuitive visual interfaces.

Miniature mix-ups to speed materials research

Researchers at NIST are developing tiny lab-on-chip devices to automate material formulation testing, reducing trial-and-error exercises. The project aims to improve paints, shampoos, and other emulsions with real-time image measurement techniques, extending microfluidic system capabilities.

Apple iPhone 17 Pro

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

Off-pump bypass results in fewer complications

Researchers found a significant reduction in micro-emboli during off-pump coronary bypass surgery compared to traditional pump-assisted procedures. This decrease was associated with lower rates of neurological complications and cognitive decline after surgery.

Deciphering how arteries contribute to hypertension

Researchers are investigating the role of arterial stiffness in hypertension by analyzing the elasticity, strength, and stiffness of rat and calf arteries. They found that hypertensive tissues are stiffer and less responsive to pressure changes.

Cracking the nanonewton force barrier

Researchers create device that measures forces as small as tens of nanonewtons and ties those measurements to larger forces based on the kilogram. The instrument achieves accuracy to a few parts in 10,000 and aims to extend its resolution to piconewtons.

Ultra-cold substance shows stripes -- behavior explained

Researchers have developed a method to control the behavior of ultra-cold substances, which could lead to significant advancements in quantum computing and precise time measurements. By manipulating the material's density and vortex patterns, scientists can create unique flow patterns that defy traditional solid or liquid states.

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.

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.

Smoking in movies influences teenagers to start smoking

A study found that adolescents who see more smoking in movies are more likely to try smoking, with 52% of initiations attributed to movie exposure. Reducing adolescents' exposure to smoking in movies could significantly reduce the number of smokers.

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.

High cholesterol in early childhood predicts high cholesterol later

A study of 448 children in New York Head Start preschool programs found that those with high cholesterol at ages 3 and 4 were more likely to have high cholesterol five years later. The study suggests that early intervention and primary prevention can be effective in reducing the risk of coronary heart disease.

Researchers uncover link between stroke and common treatment

A large collection of cases reveals that IVIG treatment can cause strokes in some patients, particularly those with hypertension, diabetes, and a history of cerebrovascular disease. The study found a 0.6% risk of stroke among inpatient IVIG recipients over a four-year period.

Smoking in movies influences teenagers to start smoking

Teenagers who view more smoking in movies are almost three times more likely to start smoking compared to those with low exposure. The study found that half of smoking initiation can be attributed to viewing smoking in movies, highlighting the need for policy changes to reduce youth exposure.

Meta Quest 3 512GB

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

Healthy diet now, saves on health care costs later

A recent study by the American Heart Association has linked high fruit and vegetable intake to lower healthcare costs in older age. The study found that middle-aged men who consumed more than 42 cups of fruits and vegetables per month had significantly lower Medicare charges compared to those who consumed less.

Study suggests anti-smoking messages not reaching rural Hawaiians

A study of rural Hawaiians reveals high smoking rates, particularly among native Hawaiian women, which are attributed to lower socioeconomic status and cultural identity. The research aims to develop targeted anti-smoking strategies tailored to the specific needs of this demographic.

NCAR scientists win award for in-flight turbulence prediction

NCAR scientists have developed a new algorithm to predict turbulence using airborne radars, enabling pilots to receive warnings up to 30 seconds in advance. The NCAR Efficient Spectral Processing Algorithm (NESPA) demonstrates an 80% detection rate and low false predictions, showing its feasibility for improving aviation safety.

Parkinson's disease linked to high iron intake

A study of 250 newly diagnosed patients and 388 healthy individuals found that those with high iron intake were 1.7 times more likely to have Parkinson's disease. The study suggests that eating foods rich in iron and manganese may help prevent the disease.

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.

Researchers learning how food-borne bacteria make you sick

A comprehensive study reveals that factors such as adhesion, invasion, and translocation determine the degree of illness from Listeria monocytogenes. Understanding these mechanisms could lead to the development of vaccines to prevent food poisoning.

Immigrant lifestyle change influences stroke risk

A two-year study compares Chinese immigrant stroke patients to controls, finding reduced stroke risk through improved dietary habits, increased exercise, and better job status. Stressful factors like language barriers also contribute to lower job satisfaction among immigrants.

Award-winning human eye model gages risks of military helicopter airbag use

A team of researchers used a computer model to simulate the impact of airbag deployment on pilots wearing night-vision goggles. The study found that minimal distance between the eyes and goggles increased stress on orbital bones, while a protective lens reduced impact force but increased surrounding bone pressure.

Asian Americans at heightened risk of 'silent' heart disease

A recent study found that Asian Americans are seven times more likely to develop silent myocardial ischemia, a condition where plaque buildup restricts blood flow to the heart. Patients may experience fatigue, shortness of breath or palpitations instead of chest pain, emphasizing the need for awareness and early screenings.

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.

OSU weather forecasting tool outperforms competing models

A study by OSU researchers found that their weather forecasting tool, AMPS, outperformed competing models in predicting extreme weather conditions at the South Pole. This achievement has implications for extending the limited summer research season and improving polar forecasting skills.

9/11 boosted trust in government, temporary distress, research shows

A study by University of North Carolina at Chapel Hill researchers found that overall reported sadness returned to pre-incident levels within four to six weeks, while increased trust in national, state and local governments persisted. Young adults between 18 and 26 were more likely to report religious feelings and higher psychological ...

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.

Vehicle traffic associated with increased carcinogen levels

Research found that pollution levels from vehicle traffic vary greatly depending on traffic volume and vehicle type, with larger vehicles emitting up to 60 times more carcinogens than smaller ones. The study suggests that diesel engines power these larger vehicles, exacerbating exposure in urban communities.

'Lost' protein may lead to new prostate cancer treatment

Researchers discovered that a lost protein called PEDF can inhibit angiogenesis, a crucial process for tumor growth, in prostate cancer cells. Treatment with PEDF also triggered increased cell death in cancer cells, suggesting its potential as a new treatment option.

Study: Transferred patients hurt big hospitals' rankings

A new study found that transferred patients are sicker and more likely to die than those admitted directly, damaging hospital scores on measures used by patients, insurers, and employers. The 'transfer effect' must be accounted for in hospital benchmarking tools to ensure accurate representation of quality care.

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.

Anthropologist predicts major threat to species within 50 years

A recent study by Ohio State University anthropologist Jeffrey McKee predicts that the United States will face a significant threat to global biodiversity within 50 years, with at least 10 additional species added to the threatened list. The prediction is based on a model that separates human population growth from environmental impact...