Já se sabe que é preciso ser-se muito paciente, mas isto roça o limiar da loucura...

PHYSICS: John Mainstone and the late Thomas Parnell of the University of Queensland, Australia, for patiently conducting an experiment that began in the year 1927 -- in which a glob of congealed black tar has been slowly, slowly dripping through a funnel, at a rate of approximately one drop every nine years.
REFERENCE: "The Pitch Drop Experiment," R. Edgeworth, B.J. Dalton and T. Parnell, European Journal of Physics, 1984, pp. 198-200.

IG NOBEL'2005 - uma dica para os tenrinhos do Rivoli... 57 anos