The worst kind of traffic jam is a “phantom” traffic jam — those backups that occur for seemingly no reason. Phantom jams leave you sitting there wondering: Why? Fact is, we do know what causes them, ...

Remember the days before GPS when you had to recall a route, rely on a map or (gasp!) ask for directions? If you were stuck in a traffic jam and wanted to find an alternate route, those were your ...

Let's be honest about it: phantom traffic jams are real, happen regularly, and look impossible to prevent, especially because all it takes to create one is a single car slowing down. Phantom traffic ...

CHICAGO (NEXSTAR) – Traffic jams are nearly unavoidable on highways and interstates. Sometimes it’s easy to explain — crashes, construction, and sudden influxes of cars, for example. Americans are ...