“GS” recalls how Bad Karma took him from Devon, England to the C.U.T. bomb shelters in Montana. Author Robert Brockway explains how Everything is going to kill Everybody and Matt Jarvis explains what it means to be a Prepper. Pamela Walt has Bad Vibes in general and our DC correspondent “Chris” has Bad Vibes about the Tea Party. Also Astronomer Chris Impey explains how Dark Energy is the ending of all endings.