Phys.org also has an article on this which provides some more detail than the Nature abstract: http://phys.org/news/2016-05-years-earth-planets-host-life.html h

Phys.org also has an article on this which provides some more detail than the Nature abstract: http://phys.org/news/2016-05-years-earth-planets-host-life.html http://phys.org/news/2016-05-years-earth-planets-host-life.h...