Next Big Future: How feasible is Elon Musk's idea to colonize Mars?: Philip Metzger, NASA, answers the question on Quora Philip manages a NASA lab that develops tech for "living off the land" on th...
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Mine the 20 trillion dollar rock instead. What economic incentive does anyone have for going to Mars? If that doesn't materialize, even the capability to get there won't matter.
Al Fin: "Cowboy Commentary", aka "Eat your veggies" The Flag banner is posted in order to defy those who would make patriotic symbols illegal or disreputable.
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