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."

"Women who took folic acid supplements before and during pregnancy were about 40% less likely to have a baby later diagnosed with autism, according to a provocative new study generating high interest in the scientific community."

"New York State's decision to lift a four-year ban on natural gas drilling faced further delay on Tuesday after officials conducting a key health impact study asked for more time to form their conclusions on the divisive issue."

"The agricultural giant Monsanto has sued hundreds of small farmers in the United States in recent years in attempts to protect its patent rights on genetically engineered seeds that it produces and sells, a new report said on Tuesday."

EPA scientists in 2010 were ready to declare that even small amounts of hexavalent chromium -- found in the drinking water of some 70 million Americans -- may cause cancer. But the American Chemistry Council, the main industry lobby group, urged delay. EPA did delay, on the recommendation of a science panel that was supposed to be independent -- but was secretly stacked with panelists tied to the industry. In fact, they had helped industry oppose hexavalent chromium lawsuits instigated by Erin Brocovich.

"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."

"The mystery of how horsemeat got into Findus beef lasagne has led to an international hunt already taking in four countries.

"Multinational food, drink and alcohol companies are using strategies similar to those employed by the tobacco industry to undermine public health policies, health experts said on Tuesday."

"There's a global campaign to force meat producers to rein in their use of antibiotics on pigs, chickens and cattle. European countries, especially Denmark and the Netherlands, have taken the lead. The U.S. is moving, haltingly, toward similar restrictions. Now the concerns about rampant antibiotic use appear to have reached China, where meat production and antibiotic use have been growing fast."