"Prions -- the infectious, deformed proteins that cause chronic wasting disease in deer -- can be taken up by plants such as alfalfa, corn and tomatoes, according to new research from the National Wildlife Health Center in Madison."

"BP Plc, seeking to reduce potential water pollution fines of as much as $18 billion, will try to convince a judge that less oil spilled in the 2010 Gulf of Mexico disaster than the U.S. claims and that it capped the deep-sea gusher as quickly as possible."

"PRESCOTT, Ariz. -- A three-month investigation into the June deaths of 19 Arizona firefighters found that the men ceased radio communication for a half hour before they were killed in a wildfire blaze, but did not assign fault. Some family members say that reluctance could put other lives in danger."

"The short-term spending plan moving through the Senate would eliminate legislative language that allows farmers to continue growing genetically modified crops even if a court has blocked their use."

"OAK BROOK, Illinois -- McDonald’s Corporation, the world’s largest fast food franchise, will replace polystyrene foam hot beverage cups with paper-based cups at all its 14,000 U.S. restaurants."

"A federal judge in California has sided with environmental groups in their lawsuit against the U.S. government over Navy training exercises off the West Coast involving sonar that they say harms endangered whales, dolphins and other protected marine mammals."

"Critics of hydraulic fracturing, known widely as 'fracking,' have been pushing hard for natural gas companies to disclose all of the chemicals in the fluids that are used in the process. But what if the companies themselves don't even know what those chemicals are?"

"Scientists have documented for the first time that banned flame retardants have declined in people in the United States, where levels of the chemicals had been growing exponentially."

"Senator Tim Scott will vote against President Barack Obama’s nominee to lead the U.S. Federal Energy Regulatory Commission, virtually erasing the possibility of a Senate panel approving the nomination."

"Federal judges [Wednesday] posed stiff questions to Department of Energy officials on why the agency continues to collect fees for disposing of nuclear waste even though it has no operating national repository."