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Faab's Avatar Jump to comment 15 by Faab

Comment 10 by Bipedal Primate :

@ Steve Zara

How come the expansion of the universe only applies to space and not mass? And if time was also created at the Big Bang, how come it doesn't apply to time? Or could it be that it does, but we can't measure it since there is no other instance of time to compare it to?

And are these questions stupid?

Mass isn't expanding as space is, because of the gravitational pull between particles. But if you want a more in depth explanation on this, I can recommend 'The Elegant Universe' by Brain Greene as I'm nowhere near knowledgeable about this to explain it properly.

As to your second question. No, your questions aren't stupid, definitely not considering the subject. Usually its only the answers that are...

Wed, 25 May 2011 22:30:30 UTC | #630938