Hum & Blast
A loud noise from a UFO shook windows in Iowa and woke people up. No jet was flying in the vicinity, so the source of the noise is a mystery. But at least the low-frequency hum that has been driving Kokomo, Indiana residents crazy for years has now been almost completely eliminated.
Massachusetts acoustics expert James Cowan traced the hum to air compressors at a nearby Haynes International plant and a roof ceiling fan at a DaimlerChrysler casting plant. This is sweet vindication for sufferers who were told it was all their imagination.
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