Astronomers save up some of their best science for conferences.  When all of their friends and colleagues get together it can be a big opportunity to show off and impress the titans of the field. This is why big astronomy meetings generate a lot of science news.  This is the third or fourth story I’ve posted about the proceedings at the Royal Astronomical Society’s National meeting this week, and the good science just keeps coming in.  Although I had strong opinions about a declaration of potential life on Comet 67P earlier this week, a story from the same meeting, I...