A viral video — and road closures in multiple states — highlight how extreme heat can mess with aging infrastructure.

The heat has been so intense in the United States that an asphalt road buckled and made a car go airborne for a split second ...

Extreme heat is the reality for millions of Americans this week, and the blistering temperatures pose a real safety risk. Several states, citing extreme temperatures, have instituted weather warnings.

The Illinois Department of Transportation is warning residents about road failures amid the ongoing heat wave. Find out more.