a vortex pulls to the center

[miriam_e]

Why, when you stir a cup of tea, do the tea leaves all move to a neat pile in the center? Why doesn't it simply mix everything up and distribute the leaves evenly throughout the volume?

Comments

[miriam-e.livejournal.com]

Incidentally, I love your icon. :)
Took me a while to work out the web address on it:
http://www.comeasyouare.com/