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Science News for July 25, 2002


Wine drinkers have healthier lifestyles

The study found that wine drinkers consumed less saturated fat, cholesterol, and smoked less than those who preferred other beverages or abstained. Women in the group also reported healthier dietary habits than men. The authors suggest further research on lifestyle differences between drinkers and non-drinkers.

SourceAmerican Journal of Clinical Nutrition·JournalAmerican Journal of Clinical Nutrition·DateJul 25, 2002

Stock market swings help researchers understand extreme events in solar wind

Researchers discovered that fluctuations in solar wind magnetic energy density are more likely to occur in extreme events, similar to stock market indices. The solar wind's self-similar pattern at various time scales allows for the application of knowledge from one field to understand the other.

SourceUniversity of Warwick·JournalGeophysical Research Letters·DateJul 25, 2002

Nanoscale crystallography reveals hidden structural details

Researchers used non-traditional techniques to determine nanoscale structures, revealing cesium ions arranged in short-range order zigzag chains. This verifies CsxSi32O64 as a room-temperature stable inorganic electride with potential useful electronic properties.

SourceDOE/Brookhaven National Laboratory·JournalPhysical Review Letters·DateJul 25, 2002
Apple iPhone 17 Pro

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

Strength increase in Asian southwest monsoon may be result of warming

Research suggests the Asian southwest monsoon is strengthening due to Northern Hemisphere warming, with potential implications for agriculture and population displacement. The study analyzed sediment cores from the Arabian Sea, finding increased wind speeds and a link to decreased Eurasian snow cover.

SourceUniversity of Colorado at Boulder·JournalScience·DateJul 25, 2002

New research supports the link between cooking and carcinogens

Researchers at Stockholm University found high levels of acrylamide in fried, oven-baked, and deep-fried potato products. Cooking at higher temperatures increases acrylamide formation, while boiling is considered the safest method.

SourceAmerican Chemical Society·JournalJournal of Agricultural and Food Chemistry·DateJul 25, 2002

Health and human rights

The Lancet has highlighted concerns over the slow response to humanitarian emergencies in Angola, with three million people in need of medical or nutritional assistance. Humanitarian organizations are working together to address the crisis, but resource and political constraints remain significant barriers.

SourceThe Lancet_DELETED·JournalThe Lancet·DateJul 25, 2002
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.

ASU researcher puts recalled Firestone tires to good use

Adding crumb rubber to fresh concrete improves strength and durability, reducing thermal expansion, drying shrinkage, and brittleness. This technology can be used in sidewalks, parking lots, and concrete floors, potentially recycling millions of scrap tires annually.

SourceArizona State University·DateJul 25, 2002

Researchers identify gene involved in autoimmune disease

Scientists have identified a gene involved in autoimmune disease using molecular techniques on mouse models. The research aims to develop more specific treatments by understanding the role of histamine receptors in autoimmune disease.

SourceUniversity of Virginia Health System·JournalScience·DateJul 25, 2002

First ever census of jaguars completed

A new technique developed by WCS scientists allows for accurate population density estimation of jaguars in the wild. Using camera traps and unique spotting patterns, researchers can now focus conservation efforts on areas with highest cat densities.

SourceWildlife Conservation Society·DateJul 25, 2002
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.

Researchers identify brain pathway to explain how Fenfluramine causes weight loss

A study by Beth Israel Deaconess Medical Center researchers identifies the melanocortin system as a key player in regulating body weight. The discovery sheds light on how appetite suppressant drugs like fenfluramine work, offering new insights into the complex interactions between serotonin and melanocortin systems.

SourceBeth Israel Deaconess Medical Center·JournalScience·DateJul 25, 2002

Pufferfish DNA yields clues to human biology

Comparing the pufferfish genome to the human genome revealed nearly 1,000 previously unidentified human genes, shedding light on gene regulation and function in the human body. The study highlights similarities and differences between vertebrates and finned fish, providing insights into the evolution of human biology.

SourceDOE/Joint Genome Institute·JournalScience·DateJul 25, 2002

Prenatal zinc supplementation could impair childhood mental development

A recent study found that prenatal zinc supplementation had no significant effect on the mental development of children. However, infants whose mothers received zinc supplements during pregnancy showed poorer nutritional status, which was strongly related to their development. The researchers emphasize the serious nature of undernutrit...

SourceThe Lancet_DELETED·JournalThe Lancet·DateJul 25, 2002

Immune system component found common to both humans and worms

Researchers at Massachusetts General Hospital have identified a common immune system pathway shared by humans and worms, which could lead to therapies for chronic inflammatory diseases and other conditions. The study uses the C. elegans nematode worm as a model organism to investigate innate immunity.

SourceMassachusetts General Hospital·JournalScience·DateJul 25, 2002
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.

Omega-3 fatty acids may prevent heart disease by improving arterial elasticity

A 7-week dietary intervention found that omega-3 supplements increased systemic arterial compliance by 36% with EPA and 27% with DHA. Both groups also showed significant declines in plasma total triacylglycerol concentrations, suggesting a potential benefit for heart health.

SourceAmerican Journal of Clinical Nutrition·JournalAmerican Journal of Clinical Nutrition·DateJul 25, 2002

Antarctic glacier may yield clues to global climate change

A team of researchers led by Hongxing Liu from Texas A&M University is analyzing remotely sensed data from the Lambert ice sheet to understand its role in global climate change. The study will help determine how glaciers respond to changes in the climate and provide clues about the potential impact on sea levels.

SourceTexas A&M University·DateJul 25, 2002

Researchers support early intervention for all children with reading difficulties

A meta-analysis of 320 studies found substantial overlap between learning disabled and non-disabled children experiencing reading difficulties. The researchers argue that using IQ discrepancy as a criterion for establishing learning disability can lead to unequal access to services.

SourceAmerican Educational Research Association·JournalAmerican Educational Research Journal·DateJul 25, 2002
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.

Ulcer-causing bacteria use stomach inflammation to their advantage

Researchers found that Helicobacter pylori infection leads to mild inflammation, triggering the production of sialyl-di-Lewis x sugar molecule on stomach cells. The bacteria then latch onto this molecule using a previously unknown adhesin protein, worsening inflammation and increasing survival chances.

SourceWashU Medicine·JournalScience·DateJul 25, 2002

Academic couples at same university are happier

A new study by Cornell University researchers found that academic couples who work together are happier and more successful in balancing their work and family lives. Co-working men, especially those with dependent children, report greater family success and less negative stress from home to work.

SourceCornell University·DateJul 25, 2002
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.

Dietary whole grains may benefit in prevention and treatment of type 2 diabetes

A study found that high whole-grain consumption was associated with lower rates of type 2 diabetes and cardiovascular disease. Participants who consumed more whole grains had healthier lifestyle habits, including a lower waist-to-hip ratio, less saturated fat, and more fruits and vegetables.

SourceAmerican Journal of Clinical Nutrition·JournalAmerican Journal of Clinical Nutrition·DateJul 25, 2002