Drivers across parts of Texas are beginning to see electronic speed limit signs capable of changing in real time, marking a new phase in the state’s effort to reduce serious crashes during dangerous ...

Variable speed limit signs could have helped in the February 2021 pileup crash on Interstate 35W in which six people were killed, according to a new report from the National Transportation Safety ...

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 ...