NASA has reported surprising spikes in methane gas on Mars, raising the possibility of microbial alien life on the...

Originally shared by National Geographic

NASA has reported surprising spikes in methane gas on Mars, raising the possibility of microbial alien life on the red planet.
http://news.nationalgeographic.com/news/2014/12/141216-mars-methane-curiosity-space-science/?utm_source=GooglePlus&utm_medium=Social&utm_content=link_gp20141217news-mars&utm_campaign=Content