Add Yahoo as a preferred source to see more of our stories on Google. An example of what variable speed limit signs look like above a highway in Washington. (Courtesy of the Washington State ...

A school zone speed limit sign at the intersection of Kilauea Avenue and Pueo Street near Kahala Elementary. A new city ordinance lowered the speed limit to 20 mph near schools but officials say there ...

OROVILLE — The city’s unofficial drag racing strip has been tamed, mostly. Car speeds have been noticeably slower on Montgomery Street since new electronic speed limit signs were installed in early ...