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Science News for September 10, 2003


Researchers to develop digital library for archaeology

A digital library is being developed to gather, preserve, and publicize historical and real-time data for archaeologists, humanists, and social scientists. The library will focus on ancient Near Eastern studies and include electronic tools like DigKit and DigBase to collect, record, and share data.

SourceVirginia Tech·DateSep 10, 2003
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.

Electrospinning cellulose waste into fiber

The Cornell researchers successfully developed a new technique to create ultra-small diameter fibers from cellulose using electrospinning. These nanofibers have potential applications in air filtration, protective clothing, agricultural nanotechnology and biodegradable nanocomposites.

SourceCornell University·DateSep 10, 2003

AIDS development can be monitored and predicted

Researchers found that total lymphocyte count and hemoglobin concentration decline rapidly in individuals who develop AIDS, with over 77% of study participants exhibiting these declines. This finding offers an alternative to current HIV diagnosis methods, which require expensive technology and equipment.

SourceJohns Hopkins Bloomberg School of Public Health·JournalAIDS·DateSep 10, 2003

Opening up the dark side of the universe

Gravitational waves are ripples in space-time produced by massive objects' acceleration. The detection of these waves will provide unique information about astrophysical systems like supernovae and black hole formation.

SourceScience and Technology Facilities Council·DateSep 10, 2003

Dating of King Hezekiah's Tunnel verified by scientists

Scientists verify King Hezekiah's role in constructing the Siloam Tunnel by dating organic material and stalactites within the tunnel. The findings refute a recent claim suggesting a much later date for the tunnel.

SourceThe Hebrew University of Jerusalem·JournalNature·DateSep 10, 2003
Apple iPhone 17 Pro

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

Video game used for study of human navigation

A team of researchers used a computer game to study human navigation, identifying distinct brain cells responsible for spatial mapping (place cells) and goal-directed behavior (goal cells). The study demonstrates that humans use both visual and cognitive processes to navigate their environment.

SourceUniversity of California - Los Angeles·JournalNature·DateSep 10, 2003

Is this what killed the dinosaurs?

Researchers suggest a similar eruption under the Indian Ocean before the dinosaurs' extinction had a devastating impact on the environment. The eruptions were caused by mantle plumes, which can last between one and two million years and eject over 1 million cubic kilometers of lava.

SourceCardiff University·DateSep 10, 2003

Study shows prions stick around in certain soils

Researchers at the University of Wisconsin-Madison have found that prions, infectious proteins linked to diseases like mad cow and scrapie, can stick to certain soil types. This suggests that the environment may play a role in the spread of these diseases.

SourceUniversity of Wisconsin-Madison·DateSep 10, 2003

American Thoracic Society Journal news tips for September 2003 (second issue)

Research identifies critical role of innate immunity in lung transplant rejection, suggesting novel therapies may prevent acute rejection. Preschool children with asthma also exhibit abnormal pulmonary function, while patients with sleep apnea show periods of stable breathing.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateSep 10, 2003

Tiny holes capture light, could boost sensor capability

Researchers at Ohio State University discovered that by coating a nickel mesh with molecules of fat, they can control the amount of light passing through using heat. This phenomenon, known as surface plasmons, allows for precise control over light transmission, enabling new applications in optoelectronics and lab tests.

SourceOhio State University·DateSep 10, 2003
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.

Baboon fathers really do care about their kids

A recent study of five baboon groups found that male baboons overwhelmingly sided with their offspring in disputes, suggesting paternal care may be an ancient trait in primates. The study, which monitored 75 juvenile baboons for whom fathers were clearly identified, provides new insights into the evolution of complex social behavior.

SourceU.S. National Science Foundation·JournalNature·DateSep 10, 2003
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Software opens the door for natural ventilation

A new software tool, LoopDA, allows architects and engineers to determine the size of natural ventilation openings needed for desired airflow rates. The program uses an engineering-based design process to control indoor air quality and thermal comfort.

SourceNational Institute of Standards and Technology (NIST)·DateSep 10, 2003

Trade Center debris pile was a chemical factory, says new study

A new study from UC Davis finds that the debris pile at Ground Zero released toxic metals, acids, and organics for at least six weeks after the 9/11 attacks. The conditions were brutal for those working without respirators.

SourceUniversity of California - Davis·JournalAerosol Science and Technology·DateSep 10, 2003

Role of tropics in global climate change gains attention

A new study using sediment cores from the Cariaco Basin reveals three large, rapid shifts of 5-7 degrees Fahrenheit in tropical temperatures on time scales of a century or less. These changes were synchronous with warming and climate changes recorded in Greenland ice cores.

SourceUniversity of California - Santa Barbara·JournalScience·DateSep 10, 2003
Fluke 87V Industrial Digital Multimeter

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

Jefferson and Brigham and Women's researchers find blue light important for setting biological clock

A recent study by Jefferson and Brigham and Women's researchers has found that blue light plays a vital role in regulating the body's internal clock. The discovery highlights the importance of blue wavelengths in controlling melatonin production, which is essential for maintaining circadian rhythms.

SourceThomas Jefferson University·JournalThe Journal of Clinical Endocrinology & Metabolism·DateSep 10, 2003

Archaeological find provides insight into northeast 9,000 years ago

A recent archaeological discovery at a site in Colchester, Vermont, has shed new light on the presence of Native Americans in the region 9,000 years ago. The find includes fragments of Agate Basin points, which were used during the Late Paleoindian period and suggest that people from different regions shared cultural traits.

SourceUniversity of Vermont·DateSep 10, 2003
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.

Comfort-food cravings may be body's attempt to put brake on chronic stress

Researchers discovered that glucocorticoid steroid hormone promotes pleasure-seeking behaviors, including eating high-energy foods, in response to chronic stress. This finding suggests that comfort food could be a natural way to curb chronic stress and its negative effects on the body.

SourceUniversity of California - San Francisco·JournalProceedings of the National Academy of Sciences·DateSep 10, 2003
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.

Detecting chemical threats with 'intelligent' networks

A prototype system using NIST-patented microheater technology and artificial neural networks can reliably identify trace amounts of toxic gases. The sensors can detect compounds like sulfur-mustard gas and nerve agents at levels below 1 part per million.

SourceNational Institute of Standards and Technology (NIST)·DateSep 10, 2003

Young sea animals clone themselves—century-old debate halted

Researchers discover sea animals can spontaneously clone themselves, providing new insight into chordate evolution. The larvae of echinoderms form an outgrowth that pinches off and grows into a second, normal-looking larva, a process that was previously unrecognized.

SourceUniversity of Alberta·JournalNature·DateSep 10, 2003

Male baboons recognize and care for their own offspring

Researchers found that male baboons give priority care to their own genetically related offspring, despite multiple males mating with the same female. This discovery raises questions about how male baboons recognize and distinguish between their genetic and behavioral offspring.

SourceDuke University·JournalNature·DateSep 10, 2003
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.

Emmy nods for NSF-backed public television science programs, grantee

Two NSF-backed public television science programs, 'Galileo's Battle for the Heavens' and 'The Secret Life of the Brain,' won Emmys in Historical Programming and Outstanding Science categories, respectively. The programs were funded under NSF grants and explored unique stories of science that would have taken volumes to tell.

SourceU.S. National Science Foundation·DateSep 10, 2003
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.