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Posted on August 7 at 3:14 a.m.
"No. We witness things coming into existence, that didn’t exist before, all the time in physics. Our universe could be one of them. "
We also know why this happens -- because the particle and its antiparticle are separated in space. Their NET result, if combined, is NOTHING, but they're still SOMETHING until they meet.
That's not quite the same kind of nothingness that philosophers speak of when they speak of absolute nothingness -- nor is it necessarily the sort of nothingness that science speaks of PRE-bang. Those particles and antiparticles presumably don't exist pre-bang, so it's a bit odd that he would speak of them this way.
On Something from Nothing?