DARPA Targets Tiny, Battery-Powered Atomic Clocks That Could Shield GPS Outages January 5, 2016/Client: /by spireco1DARPA Targets Tiny, Battery-Powered Atomic Clocks That Could Shield GPS Outages spireco1 https://spirecommunications.com/wp-content/uploads/2017/12/SpireLogo-300x138.png spireco12016-01-05 22:06:312016-01-05 22:06:31DARPA Targets Tiny, Battery-Powered Atomic Clocks That Could Shield GPS Outages