Proceedings of the Athanasius Kircher Society » Blog Archive » Longest Running Scientific Experiment

Proceedings of the Athanasius Kircher Society » Blog Archive » Longest Running Scientific Experiment: "In 1984, the European Journal of Physics published a report on the three longest-running scientific experiments. The youngest of the three experiments (shown above), begun in 1927, has been measuring the fluidity of high-viscosity pitch by counting the frequency of drops out of a funnel (they fall once every 8 or 9 years–though no one has ever been around to see it happen). "