http://sciencefocus.com/forum/forum-rules.html 2013-04-12T05:44:15+00:00 always 1.0 http://sciencefocus.com/forum/environmental-considerations-of-fracking-t3211.html 2013-04-12T05:44:15+00:00 never 0.9 http://sciencefocus.com/forum/where-it-all-began-t1866.html 2011-06-07T21:01:19+00:00 never 0.3 http://sciencefocus.com/forum/can-increased-volcanism-trigger-the-onset-of-glaciations-t566.html 2010-01-20T04:20:48+00:00 never 0.2 http://sciencefocus.com/forum/choosing-an-amateur-telescope-t65.html 2009-08-02T07:49:07+00:00 never 0.2 http://sciencefocus.com/forum/springships-design-for-long-range-interplanetary-spaceship-t57.html 2009-08-01T11:22:31+00:00 never 0.2 http://sciencefocus.com/forum/how-to-build-a-space-ship-a-beginners-guide-t9.html 2009-07-28T14:34:34+00:00 never 0.2 http://sciencefocus.com/forum/the-quantum-world-and-the-nature-of-light-t8.html 2009-07-28T14:32:20+00:00 never 0.2 http://sciencefocus.com/forum/an-easy-guide-to-big-bang-theory-t7.html 2009-07-28T14:30:57+00:00 never 0.2 http://sciencefocus.com/forum/the-magnetron-explained-how-a-microwave-works-t6.html 2009-07-28T14:29:36+00:00 never 0.2 http://sciencefocus.com/forum/single-stage-to-orbit-is-this-a-viable-proposition-t5.html 2009-07-28T14:28:34+00:00 never 0.2 http://sciencefocus.com/forum/stonehenge-a-brief-chronology-2010-update-t3.html 2009-07-28T14:25:50+00:00 never 0.2