Its been a while since Google last provided an update on its self-driving car, and today its detailing just what the project has been up to over the last year and a half. Google says that its self-driving car can now detect hundreds of distinct objects at once, including stop signs held by crossing guards and turn signals made by cyclists. Googles car has learned to handle thousands of city situations over two years In a video, Google shows how the car can detect closed lanes and automatically begin to merge into an open one, or see a vehicle parked on the shoulder and move out wider into its own lane to avoid it.