Tag Info

New answers tagged


Is it the paper David H pointed out, by Geringer-Sameth et al. (2015)? If so, then I should point out that they're not the first. Just using Wikipedia, I came across Weniger (2012) and Albert et al. (2008). Geringer-Sameth et al.'s abstract reads (in part) We present a search for gamma-ray emission from the direction of the newly discovered dwarf galaxy ...


Well, there are microlensing experiments, the results of which have largely removed MACHOs as a significant source of Dark Matter. The background field of stars is usually a nearby galaxy (a Magellanic cloud one or Andromeda, say), or the galactic bulge, and the experiment looks for lensing objects between us and there. In particular, they're pretty much ...

Top 50 recent answers are included