Darpa chip-scale atomic clocks aboard International Space Station

Atomic clocks are the most accurate frequency standard and timing devices in the world. Their range of uses include being the international standard for timekeeping, managing broadcasts and satellite positioning, navigation ...

NASA pinning down 'here' better than ever

Before our Global Positioning System (GPS) navigation devices can tell us where we are, the satellites that make up the GPS need to know exactly where they are. For that, they rely on a network of sites that serve as "you ...

Mapping out the future of GPS technology

Ditching satellites and complex, powerful computers and opting for camera technology inspired by small mammals may be the future of navigation systems.

Czechs sign deal to host EU's satellite navigation

(AP) -- The Czech government has signed a deal for Prague to host the headquarters of an ambitious satellite navigation system that is meant to become the main rival to the U.S. Global Positioning System.

China's space ambitions ally glory with pragmatism

As China pushes to become a global space power, experts say its ambitions go well beyond a symbolic moon landing, to satellite observation and a global positioning system to rival that of the United States.

China's satellite navigation system live

China's home-grown satellite navigation system launched a limited positioning service Tuesday, the official Xinhua news agency said, as the country seeks to break its dependence on foreign technology.

NORAD and satellite technology help Santa deliver

(PhysOrg.com) -- According to the U.S. Department of Commerce Census Bureau, the world's population is approximately 7 billion (6,979,978,073+) people. Santa Claus has had to adapt over the years to having less and less time ...

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