Rare New Year's Eve 'blue moon' to ring in 2010 By ALICIA CHANG, AP Science Writer Alicia Chang, Ap Science Writer Tue Dec 29, 7:03 pm ET LOS ANGELES – Once in a blue moon there is one on New Year's Eve. Revelers ringing in 2010 will be treated to a so-called blue moon. According to popular definition, a blue moon is the second full moon in a month. But don't expect it to be blue — the name..