An ancient concoction for eye infections seems to really work. The potion, which contains cattle bile, kills the "superbug" methicillin-resistant Staphylococcus aureus or MRSA, researchers at Britain's University of Nottingham report. In fact, it worked better than the current gold standard for MRSA infections of the flesh, the antibiotic vancomycin, an expert at Texas Tech University found. Now researchers are working to see just what's in the salve that kills germs so effectively. It started with a joint project by two wildly different departments at the University of Nottingham. Dr. Christina Lee, an Anglo-Saxon expert in the School of English,...