Smart street sensors could be watching your city next

New York City is expanding the use of small street activity sensors that count pedestrians, cyclists, buses and vehicles. The city says the goal is safer street design, better traffic planning and a clearer picture of how people actually use roads. That may sound like a very New York story. However, it is really a sign of where many U.S. cities could be headed. Across America, towns and cities are trying to solve the same problems. Drivers speed through busy corridors. Pedestrians cross where th