Pittsburgh Cars May Talk with Traffic Signals

Government Technology: Traffic lights on Perry Highway in Marshall and along Baum Boulevard and Centre Avenue in Pittsburgh's Bloomfield neighborhood can talk.

No one is listening , but vehicles soon will — and they'll talk back.

Road tests of self-driving cars, as Uber is doing in Pittsburgh, are just beginning. But connected vehicles — cars that communicate with traffic signals, other cars and other devices — could be in production and on the road as soon as next year.

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