US Navy is developing GPS that uses cosmic rays to navigate the Arctic

At higher latitudes, traditional GPS navigation is not reliable, but muons produced when cosmic rays hit Earth’s atmosphere could be used to navigate in the Arctic, as well as underground or in the water Technology 7 December 2021 By David Hambling An artist’s representation of high-energy cosmic rays colliding with Earth MARK GARLICK/SCIENCE PHOTO LIBRARY/Alamy …

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