For those who want to stop others from tracking their movement, GPS signals can be jammed -- albeit illegally. And now, GPS signals can also be 'spoofed.'
The European Union is taking a hard look this week at its Galileo navigation system -- an alternative to American GPS. Galileo is so far costing three times what was projected.
Can technology keep kids from skipping school? In San Antonio, they're going to track children with the same microchips used for cattle, or boxes in a Walmart warehouse. Plus: Are you ready for some "backyard" neuroscience?
Federal officials have nixed a plan by broadband company LightSquared to build a national wireless network. Politico's Eliza Krigman explains why and discusses what happens next.