Thanks to a 1971 law, New York is the only state in the country that requires drivers to keep at least one hand on the steering wheel while driving.
The mavens at the Massachusetts Institute of Technology are always up to something interesting. The latest project out of the MIT AgeLab is the Aware Car. What looks like a conventional Volvo to the casual observer is in fact bristling with sensors. All modern cars have sensors aplenty. However most of those are used to monitor what the vehicle is doing in addition to the ambient conditions. The Aware Car is designed to monitor the driver. The intention is for the vehicle systems to track what t