A solar sneeze, a superhot planet, the death of a comet and more in this week's news Web edition : Tuesday, July 26th, 2011 Someone should teach the Sun some manners. When it sneezed on June 7, the sun blew an enormous glob of dark plasma into space - and NASA's Solar Dynamics Observatory caught it on tape.
Molting cleanses water fleas Losing a carapace means also losing parasitic bacteria Web edition : Wednesday, April 11th, 2012 Getting naked may help to protect a species of tiny water flea. When Daphnia magna molts, its discarded body armor can carry away harmful bacteria, a new study finds.
Sugar-free sweeteners fool the body's internal computer Diet soft drinks usually have no sugar, but that doesn't mean they're not sweet. These beverages often contain ingredients that mimic sugar's sweetness without the big calorie count. In a new study, psychologists from San Diego report that the sugar-free sweeteners confuse not only taste buds but also the brain.