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Menopause isn’t a gentle slope, it’s a ‘cliff’: The consequences of a woman’s last period are much worse than previously thought
In 1990, NASA discovered that the mirror of the Hubble Space Telescope had a very small polishing defect that caused blurred images. While waiting for a repair, astronomers turned to mathematics. Because they knew exactly how that faulty mirror was distorting light, they could undo the blurring with a technique known as “deconvolution.”
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