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Photos from: Rare earths enable record internet speeds




Michael Wyszomierski; Flicker.com

Fiber optic cables laced with rare earths such as erbium and thulium helped Japanese researchers send 319 terabits of data, equivalent to 57,000 full-length movies, per second over cables stretching 3,000 kilometers, crushing any previous internet speed records over such a long distance.



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