Can humans become a multi-planet species?
Clip: 12/4/2014 | 5m
Can humans become a multi-planet species?
NASA astrobiologist Chris McKay studies the most extreme parts of Earth to understand how life might survive in other perts of the universe. But he's also studying another life form living in space: humans.
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Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by...
Can humans become a multi-planet species?
Clip: 12/4/2014 | 5m
NASA astrobiologist Chris McKay studies the most extreme parts of Earth to understand how life might survive in other perts of the universe. But he's also studying another life form living in space: humans.
Problems with Closed Captions? Closed Captioning Feedback
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Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by...