A GPS unit and a Geographic Information System (GIS) program are a great team. With a GPS receiver in hand, you can tap into the network of government satellites to calculate your position on Earth to ...

Using Global Positioning System-derived location data to define the debris field from the breakup of the shuttle Columbia, researchers and undergraduates from Stephen F. Austin University in ...

In my last issue, I proclaimed the start of GPS/GIS month, with a focus on the subject in three of my newsletters. This is the second in that series. The first column can be read here. Also, I’m ...

When Soon Kim, a Korean national working at Bryce Canyon National Park in Utah, disappeared during a boating trip on Lake Powell with his roommate in 1985, the subsequent investigation turned up more ...

Last week, the U.S. Air Force announced it is reconfiguring the GPS constellation. The Air Force is changing the constellation from a 21+3 configuration to a 24+3 configuration. The result will be ...

LaunchPoint upgrades SiteRight with GPS mapping, embedding survey-grade GNSS/RTK data into 811 workflows to boost safety, accuracy, and damage prevention. LaunchPoint Software Systems has announced a ...

Andrew King (left) and Spence Henderson (right) demonstrate some GIS technologies outside the Facilities Administrationg ...

The XMap 5.0 GIS Enterprise suite includes a wide range of advanced mapping, routing, navigation, GPS and GIS file management features. As three-tiered solution, it delivers the appropriate measure of ...

WASHINGTON — Debris from the space shuttle Columbia has been found in 38 Texas counties so far, but Nacogdoches County in eastern Texas was especially hard hit. And that’s where P.R. Blackwell, an ...

Casual observers pulling into the parking lot at Ashley Ridge High School recently may have seen small knots of students staring at objects in their hands, then striding purposefully toward some ...