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Science News for July 31, 1997


Illinois Named To DOE's Academic Strategic Alliances Program

The University of Illinois will participate in a $250 million, 10-year program to develop advanced computational systems for simulating solid-propellant rockets. The center will focus on detailed whole-system simulations, benefiting both basic scientific research and aerospace applications.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·DateJul 31, 1997

Output Of Sandia Accelerator Climbs Closer To Fusion

The Sandia Z accelerator has quintupled its output from 40 to 210 terawatts, achieving a temperature of 1.5 million degrees, crucial for nuclear fusion. This breakthrough advances basic scientific research and contributes to US defense without physically exploding large-scale devices.

SourceDOE/Sandia National Laboratories·DateJul 31, 1997

It May Be Baby Talk, But 'Parentese' Is An Infant's Pathway

Infants as young as 20 weeks old can produce three common vowel sounds by analyzing parentese, a unique form of speech used to communicate with babies. This study shows that parentese is characterized by over-articulation, making vowel sounds more distinct and expanding their range.

SourceUniversity of Washington·JournalScience·DateJul 31, 1997

Eddies And Echoes To Thwart Smugglers

Researchers at Pacific Northwest National Laboratory have developed two portable detection systems that can identify strategic metals used to make nuclear weapons. The Material Identification System uses eddy current technology to detect metals, while the Ultrasonic Pulse Echo instrument uses ultrasound to characterize container contents.

SourceDOE/Pacific Northwest National Laboratory·DateJul 31, 1997
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Study Links Weight Loss By Obese Women To Improved Sex Lives

A study of 32 obese women found that shedding excess weight led to improved body image and increased sexual activity. However, the improvement was not statistically significant and the level of sexual activity remained below national averages.

SourceBrown University·JournalJournal of Sex & Marital Therapy·DateJul 31, 1997

Second Look Acquits Gene Of Role In Breast Cancer

Researchers at Johns Hopkins Medicine found that the TSG101 gene, previously identified as a tumor suppressor, was consistently normal and undamaged in human breast cancer cells. The cells exhibited abnormal RNA splicing, which may be a result of cancer cells trying to activate normal cell behaviors in an abnormal way.

SourceJohns Hopkins Medicine·JournalCancer Research·DateJul 31, 1997

Tests Show Gulf War Veterans Suffer From Brain Damage, Not Stress

Researchers found ill veterans performed worse in neuropsychological tests than healthy counterparts, indicating generalized brain damage. The study supports the theory that Gulf War syndrome represents neurological damage from chemical exposure, not psychological reactions.

SourceUT Southwestern Medical Center·JournalArchives of Clinical Neuropsychology·DateJul 31, 1997