Billions of years ago, Mars’ Jezero Crater held a lake fed by rivers that could have carried minerals and maybe even organic matter. On Earth, places like that are teeming with microbial life. NOVA is ...
After a daredevil landing on Mars this week, NASA's new rover Curiosity is gearing up for the long haul on the Red Planet. But the rover still has time to star in a new National Geographic documentary ...
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