"Exposure to certain pollutants early in a rat’s pregnancy can foster disease in her offspring during their adulthood as well as in subsequent generations, a new study shows. A wide range of pollutants elicited such lasting effects, despite future generations never encountering the triggering pollutant."

"From sea to shining sea, Americans love the beach."

"Mount Sinai School of Medicine virologists find signs of infection in 1-2% of blood samples screened, but most people didn't seek or need treatment."

"Bird flu experts meeting in Geneva ruled that controversial research on a mutant form of the virus potentially capable of being spread among humans should be made public."

"With the specter of past deadly poisonings, the food industry steps up its quest for clean salad greens, testing various industrial washes and other methods like ultrasound."

"Hoping to combat the growing problem of childhood obesity, the Obama administration on Wednesday announced its long-awaited changes to government-subsidized school meals, a final round of rules that adds more fruits and green vegetables to breakfasts and lunches and reduces the amount of salt and fat."