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.
"Card readers? We don't need no stinking card readers."
-- Peter da Silva (at the National Academy of Sciencies, 1965, in a
particularly vivid fantasy)