Source: Breaking Defense, by   THERESA HITCHENS on November 01, 2021

WASHINGTON: Sandia National Laboratories has developed the core technology needed to create small enough quantum sensors to potentially free the US military (and civilians around the world) from reliance on GPS satellites for way-finding, according to lab officials……

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Image: A compact device designed and built at Sandia National Laboratories could become a pivotal component of next-generation navigation systems. (Photo by Bret Latter)