• 2014-11-20

Nonmilitary GPS specialists say the United States probably has been selectively jamming signals from the Global Positioning System (GPS) in Afghanistan since the start of the air campaign. These experts emphasize that the jamming in Afghanistan will have no effect on civilian users, including airlin...

• 2014-11-19

Jamming signals thought to be from North Korea have affected GPS navigation on at least 250 flights, South Korean officials say. Nine South Korean and nine foreign airlines have been affected since Saturday, the Transport Ministry said. The flights had to rely on alternative navigation systems but w...

• 2014-11-17

American radio-frequency jammers have done a pretty good job at keeping insurgent from remotely-triggering roadside bombs.  But the problem is, the jammers screw up a whole bunch of other gear in the process: bomb-disposal robots go haywire; U.S. radios get filled with chirping static. But Gene...

• 2014-11-14

Roadside bombs have killed around 2,000 U.S. troops in Iraq and Afghanistan, but it could have been much much worse. Thanks to better training, better tactics and some choice pieces of new tech, U.S. forces evade, block or destroy 90 percent of Improvised Explosive Devices. One of the most important...

• 2014-11-05

 As President Obama's motorcade rolled down Pennsylvania Avenue on Inauguration Day, federal authorities deployed a closely held law enforcement tool: equipment that can jam cellphones and other wireless devices to foil remote-controlled bombs, sources said. It is an increasingly common technol...