http://sao-www.harvard.edu/blackhole/index.html ASTRONOMERS CLOSING IN ON BLACK HOLES Toronto, Ont.— Measurements made with the Japanese-NASA satellite ASCA and other satellites imply the reality of the “event horizon,” the one-way membrane around black holes that is predicted by Einstein’...
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ChatGPT appears ready to upend the staid book industry as would-be novelists and self-help gurus looking to make a quick buck are turning to the software to help create bot-made e-books and publish them through Amazon’s Kindle Direct Publishing arm. Illustrated children’s books are a ...