Special coverage from the world's biggest science fiction and fantasy convention in Atlanta, Georgia. We present excerpts of a session called These are the Ways the World Will End." Put on your 3D glasses. Emily Lakdawalla has found a '70s mindblower from the Viking Mars landers. Bill Nye reports on his recent trip to the Goddard Spaceflight Center and Capitol Hill. Bruce Betts gets to rest his voice as Dragon*Con space trivia contest winners chant Random Space Fact. Bruce and Mat Kaplan begin another space trivia contest."