Dark Matter Is Not Dark

'It's so much fun to mix your metaphors and put silly names on things,' he says. 'I was reading some sort of bonker's ideas that there could be alternate universes out there, which is like the multiverse theory' He adds: 'Once you see it and you don't know how to explain it, and any later you cook up a crazy multivers explanation for it, i's sort of less convincing as an explanation'