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Science News for July 25, 2001


Expedition discovers new sea current off African coast

A new sea current has been discovered off the African coast, with high speeds of up to a metre per second. The current is driven by the mixture of cold polar water and extremely saline water from the Red Sea and Persian Gulf.

SourceNetherlands Organization for Scientific Research·DateJul 25, 2001
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.

Experimental bus-tram on test

The new Phileas bus-tram system uses a magnetic reference system to guide the vehicle, allowing for precise navigation around bends and stops. The system enables the bus to travel at higher speeds while reducing construction costs and improving safety.

SourceNetherlands Organization for Scientific Research·DateJul 25, 2001

Evidence of climate change, icy region observed on Mars

Researchers at Brown University have discovered direct evidence of climate change on Mars, finding that water ice was once present closer to the equator. The findings suggest that the icy region has moved from the planet's poles to nearer its equator due to climate change.

SourceBrown University·JournalNature·DateJul 25, 2001

New drug for blood-borne cancer moves into multi-center testing

PS-341, a proteasome inhibitor, has shown promising results in treating multiple myeloma and non-Hodgkin's lymphoma. The Phase I clinical trial found one complete response and several partial responses among patients, indicating the drug's potential as a treatment option.

SourceUniversity of North Carolina Health Care·DateJul 25, 2001
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.

Feeding fish use crossflow filtration

Researchers discovered that fish use crossflow filtration to separate food particles from water, contrary to the long-held sieving model. Computer models and fiber-optic endoscopes confirmed this finding, revealing a swirling vortex at the roof of the mouth where food particles are trapped.

SourceUniversity of California - Davis·JournalNature·DateJul 25, 2001

Computer monitors wheezing in asthma patients

Respiratory sounds can precisely determine the level of shortness of breath in asthma patients. A new computer program uses acoustic analysis to detect breathing problems, potentially setting off an alarm during sleep and enabling researchers to study conditions without inducing symptoms.

SourceNetherlands Organization for Scientific Research·DateJul 25, 2001
Fluke 87V Industrial Digital Multimeter

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

Targeting communities with high rates of uninsured children

A study by Peter J. Cunningham found that despite increased eligibility for public coverage, only half of low-income children are enrolled in programs like SCHIP and Medicaid. The gap is attributed to high costs, stigma associated with public programs, and lack of awareness among Hispanic families, which have lower take-up rates.

SourceHealth Affairs·JournalHealth Affairs·DateJul 25, 2001

USDA awards NC State $3 million for domestication of pine

The US Department of Agriculture has awarded a $3 million grant to researchers at North Carolina State University to develop genetically improved strains of the fast-growing loblolly pine. The goal is to produce high-quality wood quickly and efficiently, reducing logging in natural forests and preserving biodiversity.

SourceNorth Carolina State University·DateJul 25, 2001
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.

Carnegie Mellon mathematics professor wins Agostinelli Prize

Professor Morton Gurtin's research extends continuum mechanics to study structural materials at nanoscale length scales, advancing theories of deformation and fracture process. He has been an active collaborator with Italian school of continuum mechanics researchers since many years.

SourceCarnegie Mellon University·DateJul 25, 2001

Researchers' mathematical model provides chagas disease insights

Researchers developed a mathematical model that suggests barring domestic animals from bedrooms can significantly reduce Chagas disease transmission. By analyzing household dynamics, they found keeping dogs in bedrooms is the worst thing for households, while excluding infected dogs from sleeping areas virtually eliminates transmission.

SourceRockefeller University·JournalScience·DateJul 25, 2001

Zinc deficiency an underestimated problem

The NWO study found that children receiving iron, zinc, and vitamin A supplements during pregnancy have better resistance to disease. Zinc deficiency is often linked to the same causes as iron deficiency, resulting from one-sided nutrition lacking animal products.

SourceNetherlands Organization for Scientific Research·DateJul 25, 2001

Rutgers researcher finds visual memory is better than previously thought

A Rutgers study published in Nature found that people can build strong visual memories for scenes with limited exposure and recall more objects over time. The research suggests that medium-term memory plays a key role in this process, allowing individuals to quickly identify their surroundings without constant visual scanning.

SourceRutgers University·JournalNature·DateJul 25, 2001