Brightsurf Science News & Current Events

September 09, 1997
National Study Finds Family, School Ties Help Protect Teens From Risky Behavior
Strong and supportive ties between parents and children help protect adolescents against a variety of risky behaviors, including substance abuse, early sexual activity, pregnancy, emotional distress, suicide and violence.

Basin Traps Air Pollution In Mexico City: International Study Has Implications For U.S. Cities
The first detailed measurements in Mexico City of pollutants such as peroxyacetal nitrate show concentrations similar to those that burned eyes and lungs in Los Angeles in the early 1970s, according to preliminary results of a field study conducted earlier this year.

Computational Shortcut Speeds Quantum Chemical Calculations
A Duke University theoretical chemist has described the development and application of a

'Jump Start' Gets High-Sensation Seeking Teens Off Drugs
A high-intensity program shows promise of helping to stem increased illicit drug use among adolescents, particularly among high-sensation seekers.

Designing Chicken Manure
Managing the 19.5 million tons of chicken and turkey manure produced each year by the U.S. poultry industry is no simple task, but a Penn State poultry nutritionist is looking at ways to more carefully balance chicken diets and reduce waste.
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