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Underground Cables Are Taking the Planet’s Pulse

Por: The Atlantic Science December 04, 2022

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Geologists are using fiber optics to monitor earthquakes, volcanoes, and traffic noise.Nick Cobbing / Panos Pictures / Re​duxDecember 4, 2022, 8 AM ETThis article was originally published in .Andreas Fichtner strips a cable of its protective sheath, exposing a glass core thinner than a hair—a fragile, four-kilometer-long fiber that’s about to be fused to another. It’s a fiddly task better suited to a lab, but Fichtner and his colleague... + full article



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