Experts: Chatter key to fight superbugs (AP)
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AP - Nero's Golden Palace will partly reopen to visitors next week, offering rare insight into archaeologists' efforts to preserve the first-century imperial residence from decay and humidity.
AP - Four or five flakes of toxic ammonia fell from a cooling line cap Wednesday but apparently didn't touch two U.S. astronauts conducting the first of three spacewalks planned outside the international space station over the next nine days.
AP - Gov. Charlie Crist said Wednesday he planned to recommend that lawmakers spend state money for stem cell research, but only the kind that doesn't require the destruction of embryos.
AP - Olympic athletes soon will have their blood tested for human growth hormone, but the NFL and baseball officials instead are embracing the unproven concept of urine testing in their bid to stop use of the performance-enhancing drug.
AP - Average temperatures in Sydney will rise by about 9 degrees during the next 65 years, with devastating consequences including 1,300 more heat-related deaths per year, according to a government study released Wednesday.
AP - Let the spacewalks begin. U.S. astronauts Michael Lopez-Alegria and Sunita Williams on Wednesday were expected to make the first of three spacewalks over a nine-day period outside the international space station.