Wednesday, 15 April 2015

First signs of self-interacting dark matter? Dark matter may not be completely dark after all

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For the first time dark matter may have been observed interacting with other dark matter in a way other than through the force of gravity. Observations of colliding galaxies made with ESO's Very Large Telescope and the NASA/ESA Hubble Space Telescope have picked up the first intriguing hints about the nature of this mysterious component of the Universe.

via Science Daily

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