Crab Nebula Superflare Has Astronomers Mystified May 12, 2011 2:26:39 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Escher on May 12, 2011 2:26:39 GMT www.bbc.co.uk/news/science-environment-13362958www.space.com/11641-superflare-crab-nebula-defies-explanation.html