While the rest of the world utilizes a different system for determining its roads' speed limits, America continues using ...

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 ...

National Highways has apologised for a technical error that meant variable speed cameras had been incorrectly detecting some drivers as speeding. The agency, which ...

Texas drivers, prepare to go with the flow—literally. New variable speed signs are popping up across the state, changing speed limits in real time to keep traffic moving and accidents at bay.