Science: Traffic Big Brother

Motor traffic in U.S cities is rapidly going automatic, with electronic computers presiding over its flow. Latest system to go into operation is at Atlanta (pop. 470,000), where Ponce de Leon Avenue has a new-type, all-seeing Big Brother to do the thinking for its traffic cops.

Ponce de Leon Avenue is Atlanta's main thoroughfare from the east, and it carries heavy traffic during the rush hours. A time clock system has long been used to favor incoming movement in the morning and outgoing movement in the late afternoon, but unexpected bursts of traffic from the ballpark, churches and stores often jam the...

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