FARGO, N.D. -- In what could be an increasingly important technological advance for the region's farmers, a free RTK base station network soon will expand to cover all of northwest Minnesota. Most ...

A 1983 illustration of a GPS satellite. Credit: Public Domain The Global Positioning System (GPS) made its combat operations debut during Operation Desert Storm. Since then, it has evolved into a ...

The Defense Spectrum Office (DSO) of the U.S. Department of Defense (DOD) has contracted iPosi Inc. and Virginia Tech Applied Research Corporation (VT-ARC) to develop a GPS/GNSS system to measure ...

Engineers at Purdue University and NASA have developed a new technique for monitoring the environment by using routine signals that already are being beamed to Earth by global positioning systems.