Big Bang Birthday: gravitational waves (Introduction)
More discussion from a multiverse view:-http://www.scientificamerican.com/article/multiverse-controversy-inflation-gravitational-waves/?&WT.mc_id=SA_WR_20140402
More discussion from a multiverse view:-http://www.scientificamerican.com/article/multiverse-controversy-inflation-gravitational-waves/?&WT.mc_id=SA_WR_20140402
Complete thread: