August 10, 2011 Bacteria resistant to antibiotics used in meat production can make their way to humans through the meat itself and the environment — like waterways contaminated with runoff. But one study found that there were fewer of these bacteria on organic farms.
August 5, 2011 The most troubling aspect of the latest Salmonella outbreak, according to some food safety critics, is that the strain that's making people sick is resistant to several antibiotics. But contaminated meats can't be recalled until they actually cause illness.
February 10, 2011 Do antibiotics teach us about evolution? This link to a PBS program makes the connection clear.