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The moon is ‘lemon-shaped’
Scientists have discovered the moon's true shape: it's slightly flattened, with a bulge to one side, almost like a lemon. US researchers say the moon's own spin and the tidal tug of the Earth are the cause. Ian Garrick-Bethell, from the University of California in Santa Cruz, begins by describing the moon’s origin.
(Photo: The moon rises over the Pafuri game reserve in Kruger National Park, South Africa. Credit: Cameron Spencer/Getty Images)
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