Mars has nitrogen, key to life: NASA
Washington (AFP) March 24, 2015 - NASA's Curiosity rover has found nitrogen on the surface of Mars, a significant discovery that adds to evidence the Red Planet could once have sustained life, the space agency said Tuesday. By drilling into Martian rocks, Curiosity found evidence of nitrates, compounds containing nitrogen that can be used by living organisms. The Curiosity team has already found evidence that other ingre ... more
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