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One poster had this to say: “I think people are so accustomed to hearing these sounds in their back yards ( I hear them in mine) they don't realize that this is not normal, it is the hidden machines being used to control the weather and sometimes to cause quakes. Other theories include electrical power lines, electromagnetic radiation, high pressure gas lines, wireless communications devices, submarines and – saving the best for last – the reverberating mating call of a male Midshipman fish. He also said that the emissions could come from meteors. Geological Survey scientist, said that small earthquakes below the surface can transmit sounds of the earth’s cracking crust. The rumor-debunking website Snopes says that scientists point to natural causes, such as earthquakes, tidal waves, methane explosions and even shifting sand dunes, as the possible reasons for the aural oddities.ĭavid Hill, a U.S. The phenomena has been described variably as the blare of a trumpet, a groaning metallic sound, an airplane engine, a loud rumbling, even humming. The website, which chronicles the incidents, has compiled a list of more than 150 videos of the audible weirdness.
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The sounds have been reported over the last several years from California to Texas to Australia and many parts in between.
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