New Technique Could Improve GPS

AUSTIN, Texas — A new scientific technique could significantly improve the reference frames that millions of people rely upon each day when using GPS navigation services, according to a recently published article in Radio Science.

For the first time, researchers at The University of Texas at Austin’s Applied Research Laboratories and NASA’s Goddard Space Flight Center have formed a radio interferometer between a GPS antenna and receiver and a large radio telescope. The new technique leverages a type of radio interferometer, a . . .