Sunday, August 12, 2012 / 8:00 pm

Nova scienceNOW

“Can We Make It to Mars?”

A trip to Mars and back could take two to three years. Can humans survive the journey, fraught with deadly meteoroids, bone and muscle wasting, and perilous levels of radiation? Astrophysicist Neil deGrasse Tyson hosts.

10.1 and 36.2

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