The Fourth Circuit handed down a new Fourth Amendment decision last week, United States v. Terry, that raises fascinating questions about the law of installing GPS devices, the role of warrants, and ...

The iPhone relies on an internal Assisted GPS (AGPS) chip to determine your location. This feature comes built into your iPhone so you don't even need to install it. This system is faster than ...

The Supreme Court ruled on Monday that it is illegal for law enforcement agencies to install global positioning systems in vehicles without securing a warrant. The unanimous decision contradicted the ...