- How much of the universe can’t we see because things are in the way (ignoring gravitational lensing)? For instance, what is the volume of space that’s on the far side of Andromeda, that we can’t see because Andromeda is in the way? Or Dwingeloo 1 for that matter?
- What percentage of single word search terms return a Wikipedia page as their first hit in a Google search?
- Are there any single family homes (not towers, duplexes, or commercial buildings) on the island of Manhattan?
Oct
07
2009
07
2009