You Know What Part

"Let us think the unthinkable, Let us do the undoable, Let us prepare to grapple with ineffable itself, And see if we may not eff it after all." Douglas Adams

The Known Universe

I don’t remember where I first saw this, but this is an amazing video in the spirit of the Powers of Ten film frequently shown in science classes.
[youtube=http://www.youtube.com/watch?v=17jymDn0W6U&w=425&h=344]

Here’s the Powers of Ten video.
[youtube=http://www.youtube.com/watch?v=C946u0ItznM&w=425&h=344]