Scientists know other habitable planets exists, but haven't found any—yet. http://t.co/vhVKzg40Rz #longreads
— The Atlantic (@TheAtlantic) June 12, 2014
via http://twitter.com/TheAtlantic
Scientists know other habitable planets exists, but haven't found any—yet. http://t.co/vhVKzg40Rz #longreads
— The Atlantic (@TheAtlantic) June 12, 2014
via http://twitter.com/TheAtlantic