The legislation focuses on what it calls “intelligent speed assistance,” often shortened to Intelligent Speed Assistant, a system that uses GPS and a database of speed limits to compare how fast a car ...

Across the country, drivers are running into a new kind of speed rule that feels a lot less forgiving. Instead of the old cushion over the posted limit, several states are tightening enforcement so ...

A new method for tracking speed is being introduced to encourage safer driving, using technology that measures drivers' ...