Wednesday, 25 June 2014

Puzzling X-rays point to dark matter

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Astronomers using ESA and NASA high-energy observatories have discovered a tantalizing clue that hints at an elusive ingredient of our Universe: dark matter. Astronomers believe that dark matter is the dominant type of matter in the Universe -- yet it remains obscure. Now a hint may have been found by studying galaxy clusters, the largest cosmic assemblies of matter bound together by gravity.

via Science Daily

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