Early theories hinted that dark matter particles should annihilate themselves, so physicists knew they must have certain properties, in order for enough of the particles to still exist and make up the amount of dark matter we detect today.
Not exact matches
According to this
theory, the family didn't want even the slightest
hint of impropriety to affect the Sky bid — especially when there is enough attention already on the Murdochs» history with News of the World and the hacking of private telephone accounts, an affair that caused them to drop an
earlier bid for the company in 2011.
He
hinted that gestural
theory could clear up another mystery about this period as well: why the stone tools of these
early hominids show little evolution for almost two million years, despite increases in brain size.