Abstract: The primary challenge confronting traditional strapdown inertial navigation systems/refractive celestial navigation systems (SINSs/RCNSs) is the inaccuracy of atmospheric modeling, which ...

GPS jamming and spoofing by Iran have intensified dramatically since the outbreak of conflict in the Middle East, creating critical vulnerabilities for both commercial aviation and military operations ...

The world is filling up with GPS dead zones. Nations and individuals alike are deploying cheap but increasingly sophisticated electronic-warfare systems, mostly to thwart attacks by drones and smart ...

AUSTIN (KXAN) — The Texas Department of Public of Safety (DPS) is asking Texans use its iWatchTexas tool to help monitor their communities. The iWatchTexas program is “where you can report suspicious ...

New analysis shows that attacks on satellite navigation systems have impacted some 1,100 ships in the Middle East since the US and Israel attacked Iran on February 28. Since the first US-Israeli ...

FAIRFAX COUNTY, Va. (DC News Now) — A police investigation on Interstate 495 in Fairfax County has several lanes closed to traffic Sunday afternoon, prompting major delays. Details are limited; ...

DENVER (KDVR) — Mayor Mike Johnston signed Executive Order 152 on Thursday, addressing questions from Denver residents about what happens if ICE officers descend on Denver. “My first job is to run the ...

COLUMBUS, Ohio (WCMH) — Columbus City Council said it is trying to provide safeguards for workers and families when it comes to increased Federal Immigration and Customs Enforcement activity in the ...

If you’re driving somewhere new in Illinois or just looking for the quickest way to get to your destination, you might be using a navigation app on your phone. But is it legal in Illinois? The state ...

Southern California should see less precipitation Tuesday, but the region is not in the clear yet, as another storm system is set to move in. The National Weather Service has projected a lull in storm ...

PROVIDENCE, R.I. (WPRI) — Signs are starting to go up across Providence aimed at preventing U.S. Immigration and Customs Enforcement (ICE) actions from taking place on city-owned properties. The first ...