The origins of dark matter

The origins of dark matter
In cosmic terms, dark matter particles could be a “thermal relic,” forged in the hot early universe and then left behind during the transitions to more moderate later eras.

November 9, 2016 at 04:23AM
via Digg http://www.symmetrymagazine.org/article/the-origins-of-dark-matter?utm_source=ifttt