Speed limits are a subject of constant discussion across America, and because of decentralized state regulation over the limits, there can be a wide variance in limits from state to state. Arizona, ...

Variable Speed Limit (VSL) control represents a dynamic approach to managing roadway traffic, allowing for real-time adjustments to speed limits based on prevailing traffic conditions, safety ...

A state transportation department wants to introduce dynamic speed limits to a city's beltway, and drivers are unsure about how effective they'll be. This could describe Indianapolis in 2021 or St.

New digital speed limit signs are already active on some roads, changing the limit depending on numerous factors. Texas introduces variable speed limits using digital signs after a deadly 2021 pileup.

BRITISH motorists could've been unfairly fined for speeding, thanks to an error with smart motorway speed limits. Drivers have been forced to drive slowly for no ...