It's all a question of style (if you want to be taken seriously, so they say).
This site has been accused (quite rightly) of being a little frivolous in its approach.
Therefore I feel obliged to give you these options:- enjoy!
Art (best
viewed full-screen)
Science (best
viewed open-minded)
a flexible approach(a
kind of index)
If you don't want to lighten up and have a little fun, then go somewhere else...