cremeglace writes: Scientists have finally solved the most important problem that ever puzzled humankind: why does spit clump into beads when you pull it between your fingers? The answer has to do with polymers, or something. A better explanation--and a lovely picture--can be found at ScienceNOW. Link to Original Source
I have yet to see any problem, however complicated, which, when
you looked at it in the right way, did not become still more complicated.
-- Poul Anderson