Spain’s traffic authority, the Dirección General de Tráfico (DGT), has quietly given its official road sign catalogue a ...

The dense "superfog" that contributed to a massive pileup on Interstate 55 Monday was not severe enough to close down the interstate beforehand, a state transportation official said Tuesday amid ...

While Stanford researchers have created a device that will help autonomous cars see through fog, that's not going to help actual drivers. What most cars do have, however, are fog lights (or fog lamps ...