How do they do it?

Factual Questions
1

How in heaven’s name do search engines comb through gazillions of Web pages to do your bidding in a couple-three seconds? It doesn’t seem possible! Can anybody out there explain this phenomenon to a non-techie like myself?

googol2thenth
Simi Valley, California

2

Try these for a start:

http://searchenginewatch.com/webmasters/article.php/2168031

http://www.searchengines.com/search_engines_101.html

3

Thanks for the pointers, Shagnasty.

4

Google uses a very interesting system.