Car talk: Crash avoiding tech gets big test

It's not quite the Google car that recently rolled past 300,000 miles of driving itself. 

Rather, the U.S. Department of Transportation is road-testing a safety system that puts vehicles in communication with each other in the hope of reducing crashes.

Keep the clunker? Smart routes curb emissions

Looking for an easy way to burn less gas and cut down on carbon emissions while driving - without shelling out for a more energy efficient vehicle?