Did the Curiosity rover find evidence of life? While we don't know for sure, what we can say is the rover did catch a spike of methane. That's a compound that's sometimes associated with things like rock-water interactions or volcanic eruptions — but here on Earth, it's also associated with microbial life.
Mars Methane's Measuring Mess
Could Mars Host Life?
Written by Elizabeth Howell June 26, 2019
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