http://www.iopblog.org Physics news and physics updates Fri, 10 Feb 2012 10:34:44 +0000 en hourly 1 http://wordpress.org/?v=3.3.1 http://www.iopblog.org/spot-alien-earth/ http://www.iopblog.org/spot-alien-earth/#comments Sat, 14 Nov 2009 09:36:53 +0000 Lena http://iopblog.org/?p=657 http://www.iopblog.org/spot-alien-earth/feed/ 0