Mars has been hitting the headlines lately as scientists reveal more and more about the Red Planet’s past. But could this latest piece of evidence really be it? Have scientists really found solid proof of life on Mars?
Strange methane emissions have been detected by NASA researchers in data collected by one of the rover Curiosity’s instruments, and scientists believe that they are being caused by life forms, most likely bacteria. On Earth, life forms are the primary producers of methane, although there could be other possible explanations.