Scientists propose one-way trips to Mars

Invoking the spirit of “Star Trek” in a scholarly article entitled “To Boldly Go,” two scientists contend human travel to Mars could happen much more quickly and cheaply if the missions are made one-way. They argue that it would be little different from early settlers to North America, who left Europe with little expectation of return.

URL: http://www.msnbc.msn.com/id/40194872/ns/technology_and_science-space/

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