Brain Post: How NASA’s Curiosity Has Proven That Mars Once Had an Atmosphere Why is it significant that NASA’s Curiosity now has more proof that Mars once had an atmosphere? Because if Mars once had an atmosphere, then there was likely flowing water, and therefore a chance that there could have been life. “Scientists think that the climate on Mars 3.5 billion years ago was similar to that of early Earth: warm and […] Brains Miles Clark | April 12, 2013 9 Comments
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