Now car thieves are using GPS jammers to blot out the satellite signals that some antitheft services use to locate stolen automobiles. It's not hard to do, either.

Illegal GPS jammers have interfered with a GPS-based precision landing system at Newark Liberty International Airport since at least 2009 , and so far it appears the Federal Communications ...

McClellan said GPS experts at the Pentagon do not “at the moment” view homemade jammers as a hazard to flight safety for commercial aircraft or ship operations, “but rather a nuisance.” ...

Jammer use is close to routine near Portland, Oregon airport. The FCC slammed a Chinese GPS jammer vendor Thursday with a $34.9 million fine, the largest in history, following reports earlier this ...

If cyber terrorists took down our GPS system they could cripple banks and crash airplanes. And there's a $30 box that could help them do it ...