Discovering what there was before the beginning of universe a ‘frontier question’

Astrophysicist and author Professor Neil DeGrasse Tyson says “we don’t know” what there was before the beginning of the universe – but it may have been a multiverse. “We don’t know, there might have been a multiverse that’s birthing universe and we’re just one of them but that just pushes the question one step further beyond that,” he told Sky News Australia host Piers Morgan. “It’s a frontier question right now.”