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Science News for August 24, 1999


Mixed-gender investment clubs perform better than same-sex clubs

A two-year study found that mixed-gender investment clubs earn higher returns than same-sex clubs, thanks to the combination of different approaches and motivations. The research suggests that men and women bring unique perspectives to investing, leading to more diversified portfolios and better financial decisions.

SourceBrown University·DateAug 24, 1999

National award recognizes local researcher Carolyn Bertozzi

Carolyn Bertozzi, an organic chemist at the University of California Berkeley, receives the 1999 Arthur C. Cope Scholar Award for her work on using sugars attached to cell surfaces to understand and treat diseases like rheumatoid arthritis and cancer. Her research focuses on how sugar molecules direct cell communication within tissues.

SourceAmerican Chemical Society·DateAug 24, 1999
Apple iPhone 17 Pro

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

Alcohol: the chemistry of the dark side

Heavy drinking depletes dopamine, gamma aminobutyric acid, opioid peptides and serotonin systems, while promoting stress chemicals like corticotropin releasing factor (CRF). This imbalance leaves alcoholics vulnerable to relapse after stopping drinking.

SourceAmerican Chemical Society·DateAug 24, 1999

Researchers studying adhesive bonding for future airplanes

Dillard and Tiwari discovered that the process used to prepare the surface of the alloy contributes to degradation. At high temperatures, aluminum forms aluminum fluoride from left-over oxide in the anodization process, weakening the bond. The research aims to improve durability for future aircraft.

SourceVirginia Tech·DateAug 24, 1999

Biotechnology requires training across disciplines, and in business

Biotechnology graduates need to expand their course load and vary their skills to succeed in careers like regulatory affairs, clinical trials coordination, and bioinformatics. Many biotech companies require employees with degrees in scientific disciplines to transition into management, information technology, and marketing roles.

SourceVirginia Tech·DateAug 24, 1999
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Research zeroes in on killer molecule in dioxin toxicity

Researchers at Virginia Tech have identified a protein molecule involved in dioxin-induced cell killing, known as CD-95 ligand. The team aims to develop antibodies to neutralize this molecule, potentially leading to diagnosis, treatment, and prevention of dioxin's toxic effects.

SourceVirginia Tech·DateAug 24, 1999

High-achieving children off to a good Head Start academically and socially, but study shows some are not 'turned on' by school

A new national study found that high-achieving children who attended the Head Start program before entering elementary school excel academically and socially, but display a lukewarm attitude towards school. The research suggests that these children may require more support from society to maintain motivation for academic success.

SourceUniversity of Washington·DateAug 24, 1999
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.

Study finds HIV breastfeeding risk highest in early months after birth

Researchers found that HIV-infected mothers are at highest risk of transmitting the virus to their babies through breastfeeding during the first few months of life. The study also revealed that women who had fewer than four previous births and younger mothers were more likely to transmit HIV through breast milk.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalJAMA·DateAug 24, 1999

Spelman College president speaks on challenges for women

Dr. Audrey Manley, Spelman College president, will discuss challenges faced by women in the 21st century, including gender biases and societal expectations. She will share strategies for dealing with these challenges and promote women's empowerment in STEM fields.

SourceAmerican Chemical Society·DateAug 24, 1999