Posted by tourdemars to Humans To Mars at November 16, 2010 12:32 PM

It's usually cheaper to fly one way, even to Mars. Two scientists are suggesting that colonization of the red planet could happen faster and more economically if astronauts behaved like the first settlers to come to North America - not expecting to go home. "The main point is to get Mars exploration moving," said Dirk Schulze-Makuch, a Washington State University professor who co-authored an article that seriously proposes what sounds like a preposterous idea.