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Completed Final Section of Article on Dark Matter and LHC

20 Apr 2015, 12:38 UTC
Completed Final Section of Article on Dark Matter and LHC
(200 words excerpt, click title or image to see full post)

As promised, I’ve completed the third section, as well as a short addendum to the second section, of my article on how experimenters at the Large Hadron Collider [LHC] can try to discover dark matter particles. The article is here; if you’ve already read what I wrote as of last Wednesday, you can pick up where you left off by clicking here.
Meanwhile, in the last week there were several dark-matter related stories that hit the press.
There has been a map made by the Dark Energy Survey of dark matter’s location across a swathe of the universe, based on the assumption that weak signals of gravitational lensing (bending of light by gravity) that cannot be explained by observed stars and dust is due to dark matter. This will be useful down the line as we test simulations of the universe such as the one I referred you to on Wednesday.
There’s been a claim that dark matter interacts with itself, which got a lot of billing in the BBC; however one should be extremely cautious with this one, and the BBC editor should have put the word “perhaps” in the headline! It’s certainly possible that dark matter interacts with ...

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