Are people exposed to doses of bisphenol A in their canned foods and other consumer products that can harm them? Or are the amounts too low to cause any harm? This is the crux of a vehement debate that is being waged as federal officials are trying to decide whether the chemical, known as BPA, should be regulated."

"What happens to fish that swim in waters tainted by traces of drugs that people take? When it's an anti-anxiety drug, they become hyper, anti-social and aggressive, a study found. They even get the munchies."

"A new federal advisory panel report makes a forceful case for more research into environmental causes of breast cancer, which was diagnosed in 227,000 women, killed 40,000 and cost more than $17 billion to treat in the United States last year."

"Critics call on FDA and EPA to review popular anti-microbial's safety in light of new science."

"We’ve come a long way since the days when kids played in clouds of DDT, gas stations sold leaded gasoline, and smoking near youngsters was commonplace."

"The U.S. Environmental Protection Agency banned 12 rodent poisons made by the United Kingdom-based Reckitt Benckiser Inc. because the products failed to abide by safety regulations, the agency announced Wednesday."