‘Tepid’ Temperature Of Dark Matter Revealed

Goldilocks would approve. Dark matter is not too cold and not too hot, but just right, researchers have found. Furthermore, its lukewarm temperature may help pinpoint just what the mysterious material is. Dark matter cannot be seen but can be inferred from the gravitational forces needed to explain the rotation of galaxies – it is thought to make up a substantial part of the universe.

Site – http://www.newscientistspace.com

Site – http://www.nature.com

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