When icy conditions led to a 133-car pileup on Interstate 35W in Fort Worth back in 2021, it showed just how quickly traffic can spiral when the weather turns. Now, drivers across Texas may start ...

Speed limits across Texas roads are about to get smarter. In an effort to make highways safer and more responsive to real-time conditions, state officials are beginning a wider rollout of variable ...

Texas is quietly rewriting the rules of highway driving, trading static metal signs for digital displays that can react to ...

Drivers in the state of Texas can no longer assume they know the roads well enough to stick with the speeds they've always done, as new variable speed limits are rolling out across the state. Digital ...

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, ...

The long-running series in which readers answer other readers’ questions on subjects ranging from trivial flights of fancy to profound scientific and philosophical concepts ...

An example of what variable speed limit signs look like above a highway in Washington. Courtesy of the Washington State Department of Transportation When icy conditions led to a 133-car pileup on ...