America’s interstate system was born out of dreams of connection, and—for a brief moment—the belief that nuclear bombs might literally blast the nation’s highways into existence. Long before today’s ...

Stretching over 46,876 miles, the United States Interstate Highway System connects nearly every corner of the nation, but behind the asphalt and interchanges lies a web of ambitions, controversies, ...

There are a number of different road designations in the United States, from highways and freeways to interstates and routes, and it can cause some confusion with different laws and regulations.

Ever wondered how the highway and interstate numbers came to be? What do they even mean if they mean anything at all? Behind those numbered shields displayed on the signs is a mathematical logic grid ...

Observant motorists may notice a curious trend on U.S. roads: Driving on highways is getting faster while city speeds are getting slower. In denser, more residential areas, an increasing number of ...

As the United States marks its 250th anniversary, WTOP presents “250 Years of America,” a multipart series examining the innovations, breakthroughs and pivotal moments that have shaped the nation ...

ORLANDO, Fla. — A recent study by the law firm Schiller Kessler Group has identified Florida’s Interstate 95 as one of the most dangerous highways in the United States, with Brevard County ...

LAKE TAHOE, Calif. – Part of the Interstate 80 in Northern California ranks in the top 10 most dangerous interstate highways sections, according to a study by Camili and Capo PA of New Jersey. The 199 ...

A stretch of Interstate 80 through Northern California is among the most dangerous interstate highways in the United States, a study reported. The interstate, which runs from San Francisco through ...