It's barely 8 a.m. as Chris Carberry stands in the middle of a field in the early morning sunlight, shivering slightly. He's waiting for Barack Obama, who is due to speak in about two hours. Obama volunteers are wary. Could Carberry be a researcher from the Clinton campaign? Or a dangerous nut? No, Carberry is a motivated man determined to see through his mission: to find out where each of the presidential candidates stands on Mars.
Carberry is the political director of the Mars Society, a...Full Story