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Dark matter

  1. Mar 31, 2009 #1
    Besides keeping the whole of galaxies rotating at the same rate, and holding galactic clusters together, what are the other forms of evidence for dark matter?
     
  2. jcsd
  3. Mar 31, 2009 #2

    DaveC426913

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    Gold Member

    Look up the "bullet cluster". It's almost the smoking gun for dark matter.
     
  4. Mar 31, 2009 #3
    Thanks, I will.
     
  5. Mar 31, 2009 #4
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