Stories by Sara Goodman

Rats exposed to high levels of chemical pollutants in fish oil could not regulate fat properly

Transporting the chemical to water treatment plants could be a terrorist risk; substitutes sought

Getting nano–solar cells, batteries, across the "valley of death" is key

Bisphenol A widespread too, but lead is down

Study commissioned by environmental group finds high levels of chemicals in U.S. minority infants

A new report says water contamination is worsening as chemicals leach through soil into the aquifer

A new survey finds the controversial chemical in a wide array of canned foods

A U.S. Geological Survey study finds mercury levels above federal standards in 25 percent of fish

The EPA mulls whether to regulate levels of perchlorate in water

Scientists try to clean up nanotechnology before it becomes a big business--and a big problem

Universities find that environmentally friendly chemistry draws more student interest--and could have an outsized impact on industry

The mammoth manufacturer promises to disclose all ingredients by 2012