(June 16, 2009 at 11:13 am)Darwinian Wrote: We don't know that time started 13.7 billion years ago, just the Universe as we know it. So, Binny could well be 50 billion years old in which case she's catching me up....Well yeah, but the current theory says that time started at that point as well. Both space and time started expanding. Now some people say this isn't true and time is infinite and strings / brane worlds exist...blah blah blah.
In case you missed it, here is one of the best documentaries on it for the layperson
