Meg Urry says loss of the planet-finding Kepler satellite would be huge for NASA, which is furiously trying to fix it--but one way or another, it's a matter of time before we find signs of life on other worlds
Despite dramatic terrorist incidents, the terror threat that led to 9/11 has been defeated, and Obama is right to say the U.S. should move on, says Peter Bergen.
Dean Obeidallah, Margaret Hoover and John Avlon take on the NY mayoral race's new candidate, GOP hypocrisy in Oklahoma relief funding and Bloomberg's comment on who shouldn't go to college