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Self-driving car prototypes need less human help, data show

Self-driving car prototypes appear to be getting better at negotiating California streets and highways without a human backup driver intervening, according to data made public Wednesday by California transportation regulators.

Self-driving car prototypes need less human help, data show

Self-driving car prototypes appear to be getting better at negotiating California streets and highways without a human backup driver intervening, according to data made public Wednesday by California transportation regulators.

U.S. Auto Sales Cool in January

General Motors Co. and Ford Motor Co. posted declines in January auto sales amid what is expected to be a broader cooling in demand following brisk sales in the prior month that is creating a glut on dealer lots.