http://www.nytimes.com/2015/03/06/science/astronomers-observe-supernova-and-find-theyre-watching-reruns.html?partner=rss&emc=rss&smid=fb-nytimes&bicmst=1409232722000&bicmet=1419773522000&smtyp=aut&bicmp=AD&bicmlukp=WT.mc_id&_r=0 “I was sort...