A Pennsylvania woman developed a urinary tract infection cased by Escherichia coli bacteria that were found to be resistant to colistin, an antibiotic that is seen as the last line of defense.
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A view from the Shark Valley Visitors Center in Everglades National Park. Much of the freshwater that used to replenish South Florida's saw grass prairie has been diverted to agriculture, researchers say.
Chinese and other Asian beer brands on display at a supermarket. An ancient brewery discovered in China's Central Plain shows the Chinese were making barley beer with fairly advanced techniques some 5,000 years ago.
The FDA is is expected to decide by May 27 whether a long-acting, implantable version of this anti-addiction drug, buprinorphine, will be available in the United States. The implant is more convenient, proponents say, and less likely to be abused.
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