Experts Have Finally Unraveled The Mystery Behind Yellowstone’s Eerie Pulsations

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Over four million people trek to Yellowstone National Park each year. No doubt, some of them have likely experienced the feeling of the ground beneath them breathing; literally moving up and down. But as it turns out, those visitors really aren’t hallucinating pulsations. The park floor does, in fact, rise and fall, in the range of up to five inches. And scientists now understand why.