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newsweek.com/nasas-laser-powered-spaceship-could-travel-mars-72-hours-..
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D
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No title.
forbes.com/sites/startswithabang/2016/02/23/sorry-but-lasers-arent-tak..
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“Explains how difficult it would be to do this and the problems”
    Rebuttal link created 2016-02-26 23:45:44.181 by Craig

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