Was the entire universe created by the Big Bang, or is the space/time generated by the Big Bang part of a larger universe? [more inside]
posted by Lownotes on Jun 23, 2009 - 23 answers

How many directions am I moving in while I'm just sitting here? Any idea of how fast? [more inside]
posted by zylocomotion on Mar 16, 2009 - 10 answers

1980s-90s movie: An alien spacecraft had to upload the galaxy's map into the 90% of a kid's brain that was unused. [more inside]
posted by theiconoclast31 on Oct 29, 2007 - 6 answers

AskMeFi Physics folk: How do astronomers account for the temporal distinctiveness of their galactic subjects in their calculations? I understand that observations of the red shift of quasars delinates a speed increase in the expansion of the universe - yet my brain explodes when I try to understand how the enormous expanse of time is factored into these models. [more inside]
posted by 0bvious on Apr 9, 2006 - 12 answers